Stamped vs roller rockers. Jun 29, 2013 · Questions on Roller Rockers vs.

Stamped vs roller rockers. If you measure the radius of the ball with a radius gage, that will give you the pivot center distance for help determining mid-lift and proper pushrod lengths. 70. Oct 25, 2002 · Is there much performance difference between stamped steel rockers and roller rockers? What about longevity? Will the stamped ones wear faster? Apr 25, 2010 · What is the Benefit of running roller rockers as opposed to the stock stamped rocker arms? is there any slight hp gain out of this? I'm looking at getting a set of 1. Elgin makes several kinds of long slot stamp steel rockers. Stamped steel rockers are light weight, the draw back is the ratios are anywhere from 1. However you lose the friction reduction of the roller rockers. I would see how his tests turned out to get hard data. Maybe tuning would help I know the stamped rocker and good springs work. the OEM bolt down stamped steel rockers in mild combinations up to 425 hp. The heavier a rocker arm is, the more Oct 30, 2021 · Because in circle track racing, it's commonly known that stamped steel rocker arms fail, in all kinds of different ways, with the most common seeming to be a "rocker on a stick," where the pushrod breaks the ball part of the rocker out and sticks through the hole. Don’t Miss Anything! Stamped steel rockers are light weight, the draw back is the ratios are anywhere from 1. From traditional stamped steel rocker arms to more advanced roller rockers, the choice of rocker arm can significantly affect the engine’s responsiveness and overall efficiency. So would you recommend an after market set of rockers, stock rockers, or a stock rockers with the trunion upgrade? Apr 16, 2015 · Price difference of $350 for the Crane roller rockers vs. 550 in. I wanted some opinions about the rocker arms. Slot length depends on valve lift. A full needle bearing rocker can help power a little through a more exact ratio than stamped stock rockers, and they do lower oil temp and increase oil life due to the fact the stock pivot balls do develop a lot of heat. com: SBC RockersJEGS Stamped Steel Roller Tip Rocker Arm Set | For 1955-1986 Small Block Chevy Engines | Set Of 16 | 1. Roller Rockers - Test Data Please! by Procision-Auto » Wed Jan 10, 2007 4:04 pm High Strength Stamped Steel heat treated to resist rocker arm flex. What does that mean and what are the implicatio Oct 24, 2009 · Stamped steel rockers are light weight, the draw back is the ratios are anywhere from 1. Sets of 16. Aug 5, 2009 · I put a set of Comp 1411-16 roller tip rockers on my 396 a while back. Long slot design to handle high lift profile cams. Evidently they have a larger radius and pivot ball, allowing them to be used for higher pressure springs and lifts. Their advantage of friction reduction is minimal. However, the nut of it was that roller rockers really only give you a performance boost (20hp on a 500hp engine) at very high RPM levels 5500-7000 with most of the gains Jan 2, 2005 · I understand the benefits to going to roller rockers over stock stamped, but is there a noticeable benefit (i. 450 so going to 1. Jan 7, 2013 · Stock rocker arms versus stamped roller rockers Jump to Latest 3. So my question Dec 6, 2017 · So I don’t have a specific answer to your question. I changed frrom stock rockers to 1. are there any decent rocker arms Jul 15, 2004 · Roller rockers are a great mod, they relieve valvetrain stress, lessen oil heating by friction, and free up horsepower. 5:1 ratio roller rockers?" changing just the rocker ratio but sticking to the cheaper stamped ball & socket stock rocker design tends to have a minimal power Feb 17, 2005 · General Q & A - Rocker Ratio 1. 600+ lift. you have to make it up on the spot. Yella Terras and stainless RR's on studs offered no discernable power on the dyno Getting both PR length correct AND contact location for OEM rockers' tip away from the inboard edge of the valve stem are important. Full roller is even better as it reduces the friction at the pivot point (the ball vs roller trunnion). My question is are the Comp. It appears that the new nuts that came with the rockers are backing off. 500"/. You had to flood the top of the engine with oil to keep them alive, even then, some would turn black and gall after a heat of racing. 510" lift Hydraulic roller I'we been wondering how large a valve spring does a long slot stamped steel rocker arm clear and what are their limit's, like spring pressure etc. When I said it was a waiste of money do do a swap to the higher ratio rockers, I thought they had 1. Founded in 1991, it was also the first online forum for people to gather and talk about their Pontiacs. You will tear up not only the rocker arm but also the pedestal as that wasn't really designed to handle those spring pressures nor lift. To clarify, here are the basic types as I see them: Stamped Roller Tip rockers: an example would be Crane roller tip rockers Cast Roller Tip Stamped Steel vs. Each kit includes special grooved rocker balls for added lubrication and locking nuts. Is this a good idea? I am thinking a little extra lift can't hurt and the roller vs. 6's aluminum roller rockers on the exhaust? Stamped steel rockers are light weight, the draw back is the ratios are anywhere from 1. Everything was fine for a bit, but now I keep having to reset the valve lash, as some are backing off and making quite a bit of noise. The lowest cost roller tipped rocker arms I have used (mild hydraulic flat tappet cam 0. Personally, I have made the switch and noticed improvements, yet I am Oct 23, 2019 · The lower weight of aluminum rockers and well balanced stainless steel rockers help a lot but for maintaining RPM capability going to 7/16th studs, maybe girdles, to even shaft rockers becomes a high RPM requirement. Nov 22, 2011 · Posted By: Beep Beep Roller rockers vs Stamped steel rockers - 11/22/11 05:33 AM Should I use roller rockers or stamped steel rockers for a 451/471 stroker motor with stealth heads. Jan 10, 2007 · . However, I notice that Summit and Jegs reference self adjusting rocker arms versus non self adjusting rocker arms. So then I see the crane Mar 5, 2005 · For numerous reasons, I had to switch over from roller tip to stock style stamped rockers. Ran it on the dyno with stock rockers, and without moving the car from the dyno swapped rockers. Aug 10, 2010 · Stamped steel factory rockers flex from day one at high RPM's, especially with increased spring pressure. 7 ratio stamped rocker that will handle . Amazon. stamped steel is also a plus Find Rocker Arms Roller tip Rocker Arm Style, In Stock Filter Options, Vendor In Stock Filter Options and get Free Shipping on Orders Over $109 at Summit Racing! Apr 19, 2012 · JEGS Stamped Steel Roller Tip Rocker Arms | Fits 1955-1986 Small Block Chevy Engines | 1. Jan 5, 2017 · I would consider using roller rocker arms and screw in rocker studs with limited travel hydraulic lifters and 130/350 lb valve spring pressure. The roller tip reduces the sideways thrust and scrubbing on the tip of the valve stem. Sep 20, 2023 · Part of the reason for the horsepower gain on those roller tip rockers isn't from the roller tip, it's from replacing old, worn out parts. 600 lift applications. 8 - I am doing a stock rebuild of a 502MPI. Nov 16, 2013 · Crane offers a net-lash conversion kit that uses an ARP stud that bolts into the rocker bolt hole in the head, allowing the use of either stock stamped rockers or Crane s aluminum roller rockers. No oil restrictors the ball style pivot rockers. Is this true? Jan 21, 2002 · Comp. Elgin, Long Slot Steel Rockers, Chev SB (87-Up), 3/8 1. The basic technology has not changed that much over the years. 1. 6s This is calculated by taking the length of Jun 9, 2020 · The rockers with a roller tip but still having a stock type pivot ball at the stud mount are a complete waste of money, forget you've ever even seen those. ) but should I use roller rockers? Or how about the stamped steel Dec 15, 2011 · After I went to race only, I bought an engine with a roller cam that had Harland Sharp 1. Apr 20, 2011 · Besides accurate rocker ratio and added strength is there really an advantage to a Full aluminum roller rocker? My truck had stock stamped rockers on it I have a set of 1. Dec 14, 2022 · We've tested roller rockers vs. Mar 3, 2020 · stamped vs roller-bearing rockers (exhaust/intake) Post Reply Forum -> General Discussion Nov 1, 2017 · It would be interesting to see a back to back comparison on a dyno between stamped steel and roller rockers, with all other items being the same. Oct 28, 2014 · Usually I shift it in the 6400 range. 618 lift. Nov 3, 2023 · However, as the rocker arm ratio increases, angles get sharper, lift gets higher, and the tip has a harder time maintaining the right geometry to last as long. There was a lot of design features that make these reliable, quiet and long-term durability with mild cam profiles. 400 + horsepower 6000 rpm deal. Plus I don't want to commit to a 1. wanna hear about 20 years ago when i was too smart to know any better? Nov 29, 2020 · I know rocker arms are not a place to skimp but I'm not sure it makes sense to spend the coin on Harland Sharps etc. I use grooved balls in this application. 6:1 roller rockers really do much for my engine vs the standard 1. Most info I find generally states long slots are only good for sub-. 500". Feb 15, 2020 · ROCKER ARMS: Stock (Sp/Hi/Perf. S. Replacing the contoured tip with a roller compensates for this problem at the cost of more complexity and weight. After the initial adjustment, I didn't have to readjust them. I know the aluminum are easier on the valve-train so I've heard due to less weight. Same with stainless steel roller rockers, heavy ,but strong. . 6 ratio stamped rockers on our motors, so using a 1. 8 ratio roller rockers. Jul 11, 2009 · aren't the ratios of most non stock ratio rocker arms stamped on them? you don't plan sincerity. Even roller tip ball rockers help with the friction sliding over the valve tip vs stock rockers. Oct 9, 2009 · I think any of the roller rockers will be fine for what you want to do. Nov 16, 2015 · I've been always under the impression that roller rockers free up power due to being more accurate as to the stated ratio. 6:1 ratio), the other engines (roller cam) have Harlan sharp or T&D rocker arms. steel, it's important to weigh the benefits of each material. 6 Comp stainless roller rockers on a stock LT1 of mine. 48 in 1 set ! The Comp magnum roller tip rockers are heavy, high reciprocating weight. ? Would i see a major gain going with a set of roller rocker arms in my mild engine ? and if so. Roller Rockers - Test Data Please! by Procision-Auto » Wed Jan 10, 2007 4:04 pm Sep 18, 2008 · One of the most frequent questions I hear, is " will adding 1. "recommends" thier roller tip rockers for this cam. Ford used 1. Dec 8, 2004 · Sorry about bringing up the roller vs. When in your opinion should full rollers be used? Just curious to what you guys think about the subject. 72 ratio rocker necessarily in the future. With that being said how are the stamped roller rockers? Biggest thing I guess that I am Mar 1, 2001 · I have a mild 350 and was wondering if there is a big difference in performance between full roller and roller tip rockers? Also with full roller I've heard that they need constant adjusting. valve lift Heat-treated grooved rocker pivot balls to promote oiling & prevent galling Locking Nuts to prevent rockers from loosening Jan 25, 2019 · Looking for input on 1. by Newold1 » Tue Aug 08, 2017 1:24 pm Take off the guided rocker arms and install a nice inexpensive set of Comp roller tip stamped rockers and be done with it. stamped debate again, but I was just about to order a new set of Crane full roller rockers when a buddy called and said he had a brand new set of “severe duty” stamped rocker arms that he got from Competition Products. Roller Rockers - Test Data Please! by Procision-Auto » Wed Jan 10, 2007 4:04 pm . Since then, it has become the mecca of Pontiac technical data and knowledge that no other place can surpass. While aluminum rocker arms are lighter and may offer slightly better performance in certain applications, steel rocker arms excel in durability and resistance to high loads and stresses. 65:1 rockers. 60 roller rockers and wanted to make an improvement by going to a higher ratio. 6's make less noise than RR's. reduced friction, etc) to justify the cost of stamped roller tip rockers over standard stamped? It's obvious that there should be less friction between the valve tip and the rocker Dec 29, 2019 · Stamped steel rocker arm geometry Pontiac - StreetPY Online Forums - Bringing the Pontiac Hobby Together > General Classic PONTIAC TECH > Pontiac - Street > Stamped steel rocker arm geometry Sep 9, 2005 · Rockers I want to know if you can put 1. , although I have heard favorable comments about Scorpion rockers. No lag from deflecting parts. 5:1 ratio roller rockers?" changing just the rocker ratio but sticking to the cheaper stamped ball & socket stock rocker design tends to have a minimal power advantage Jan 26, 2011 · I don't know the quality of the less expensive roller rockers. 5 Dec 1, 2005 · Looking at roller rockers out there, and with so many of them on the market I would like to get your valuable opinions. The factory pedestal rockers last forever with a mild cam, so why go to a roller rocker and the added price? Jul 25, 2012 · C3 Tech/Performance - BBC rocker arm questions - Now that I am changing my cam in my 73 454 vert. Roller tip rockers are a must with high lift ratios because of the increased arc of travel the tip of the rocker follows as it opens and closes the valve. Question is what am I loosing by going from a roller tip to a stamped steel rocker, anything? Apr 13, 2007 · We perform a comparison on six different rockers from Comp Cams by testing them on our small block chevy mule engine to see how much rocker arm design affects performance - Circle Track Magazine Jan 4, 2008 · IMO, If you are going to use roller tipped rockers, you should just save yourself the money and stick with stamped. 5 full roller just due to the cam function. I will use increased ratio rockers only on a solid or hydraulic roller tappet motor. stamped rockers? Jan 15, 2018 · Conventional wisdom says roller rockers increase horsepower by reducing valvetrain friction—with the biggest benefits showing up at high RPM. Non-self-aligning style rocker arms with long slot allows for up to 0. Saw allmost 4 rwhp from the swap that is averaging four pulls with each, and monitoring oil, air and coolant temps. Jul 5, 2023 · Does it not really come down to what the engine sees as dynamic rocker mass, vs the weight of the rockers? The stamped steel rockers have done very well, despite being a crude and simple part. We would like to show you a description here but the site won’t allow us. The Roller Tipped Rocker Arm still uses the trunnion pivot nut and stud for simplicity. Most of the threads I read addressing rockers, people are May 26, 2005 · FWIW- I try not to group the newer roller tip rockers into the "stamped steel" catagory, as they are made from a much stronger chromoly steel and are slotted for high lift cams, and of course have the roller tip. You can get stamped steel rockers with a roller tip. 72 rockers create a little more lift and duration by magnifying the lift of the cam a little more than the 1. Steve My Mad Max Interceptor Replica Project Wife's 1966 Mustang Website My Custom Parts Site Apr 23, 2006 · The rocker is manufactured and assembled with heat treated pin, nose roller, seat pressed under 5000#s of pressure as well as case hardened needle bearings. 300HP? Jul 2, 2012 · The advertised ratio of aftermarket roller-tip rockers is more accurate than the claimed ratio of typical stock stamped rockers. Mild cam in my whip is a CC 268H. ) Oct 12, 2014 · That said, a stamped steel, non-roller 1. If the stainless ones are conventional stamped style rockers and are cheaper I could see why someone would want to buy them. At what point do you think it's worth stepping up to 7/16 and full roller rockers? I read a lot of conflicting information, from " even the stock 350 cam made studs deflect so you need atleast a girdle" to " we run stamped rockers in racing class X without problems" Jul 3, 2000 · With all that's being discussed about roller rockers, let's come up with a "definitive" position (if possible) as to the pros and cons of each type. 6 roller will maintain your factory valvetrain specs. I found this Stamped Steel vs. 5 Ratio | For 3/8 Inch Rocker Arm Studs | For Camshafts Up To . #3---Rocker Arms 2/8/2007 Oct 4, 2009 · by BrazilianZ28Camaro » Sun Oct 04, 2009 3:24 pm You can expect about 14 hp more with 1. 5 roller tip long slot rockers sitting in the garage. 6 roller rockers - Have you guys seen this article in Vette Mag. Or, for that matter, does it make sense to even spend whatever extra money it takes over the cost of replacement stamped rockers to get a set of lower-end adjustable roller rockers? Thanks for any input. I would have thought a . Dec 5, 2017 · And in their test switching to 1. 6 Ratio | For 3/8 “ Stud | Long Slot For Up To 0. HOW MUCH POWER ARE ALUMINUM ROLLER ROCKERS WORTH? DO ROLLER ROCKERS REDUCE FRICTION? DO ROLLER ROCKERS ADD POWER? HOW MUCH POWER IS IGNITION Mar 21, 2007 · C6 Tech/Performance - 1. 6 ratio vs stamped with 1. Hydraulic Flat Tappet applications. 050" total travel are designed for high RPM. Local guy has Harland sharp 1. Tons of great info, too bad right now it’s only for their subscribers. 5 vs 1. The main advantage with the roller rockers is that they reduce friction compared to a standard stamped steel or cast iron rocker arm. Roller Rockers - Test Data Please! by Procision-Auto » Wed Jan 10, 2007 4:04 pm Stamped Steel vs. He wants to use the stock rockers but with the comp cams trunion upgrade. 550 Inch Lift | Set of 16 Jun 10, 2010 · While roller tip stud mount rockers are a big improvement over factory pieces for performance applications, under extreme revs and high spring pressure, the stud will bend more than it should and this could eventually lead to stud or rocker failure. 65 rollers. 6 ratio still puts me well under 1/2 inch lift USRA recently announced a rule change allowing B Modified racers like myself to run full roller rockers arms. FULL DYNO RESULTS. 6:1 vs. I do not trust fancy rocker arms on a street engine. Feb 19, 2010 · aftermarket stamped rockers with roller tips tend to have a more consistent ratio, and many are made to closer tolerances, but the friction levels are still very high because about 90% plus of the friction is in the rocker ball pivot point, riding in the stamped rocker body,rotating on the rocker stud, the rollers on the tip contacting the valve are mostly for looks as the rocker tip rarely Jun 29, 2013 · Questions on Roller Rockers vs. Aug 7, 2017 · Re: What's going on here? SBC rocker alignement. Thanks in advance for your comments!. I am not convinced with the trunion upgrade and definitely don't recommend the stock rockers. Aug 23, 2007 · In this article we provide Corvette enthusiasts with everything they need to know about rocker arms and Small Block Chevy valvetrain tech prior to modifying their Chevrolet Corvettes - Vette Magazine Jul 22, 2016 · Back in the stone age, stamped rockers were used with roller cams, but lifts were only around . To the OP, I'd go with some good aluminum Comp or Scorpion roller rockers for stud mount. 6 Roller rockers in a average 350 Just be careful with coil bind and piston to valve clearance. Sep 21, 2008 · its used to hold a drill in the exact location to elongate the push rod slot, giving the clearance required One of the most frequent questions I hear, is " will adding 1. Besides the friction benefit, I thought I understood it that the bigger rocker had the effect of mimicking the lift of a bigger cam due to some geometry that I don’t understand. I have a set of original stamped rockers, is it worth spending the money on roller rockers on a street only build? I can get a set of comp cams 1321-16. 530 lift) were the old Crane Gold aluminum versions (1. ($135+ thru Summit)Or I can get a new set of self aligning stamped steel rockers from GM for about $50 & some change. Dec 20, 2012 · Aluminum roller rockers with roller needle bearing fulcrums and roller tips have been around for decades. I have since switched to T&D shaft rockers in both of my Pontiac engines, but if I were still using stud mounted rockers, I think I would either use Crane Gold or H. 5 roller rockers lost in the upper RPM vs very good stamped steel howards units w/balls. Dec 22, 2022 · I'm on 3/8 rocker rocker studs and stamped steel (summit) rockers. 52 vs 1. 6BR Chev SB (87-Up), 3/8 1. 72 ratio, the stamped ones are 1. Jul 1, 2012 · Reference Hardware: PRW Stamped-Steel Roller-Tip Rocker Arms (Ran through many threads via Search of TC archives already. Watch Brian Tooley Racing explain the difference between a stock rocker arm and a roller rocker arm, and how they operate. With the roller tips, my pushrod length was right on the money. Apr 11, 2012 · All the rest- less guide wear, more precision in fabrication of the rollers vs stamped steel rockers so more consistency in lift- is all minor compared to substantial oil temp reductions without an oil cooler needed. With high lift cams and high spring rates the stamped rockers deflect sideways at high lift. Which causes binding wear on the stud breakage push rods popping out etc etc when your spinning it to the moon. 5 stamped steel rockers to 1. Boost engine performance with PRW Power roller rocker arms for Dodge, Mopar, Chevy, Oldsmobile & AMC applications! Available in stainless steel, billet aluminum & shaft mount. The latter can be adjusted with shims under the sled fulcrum. If you aren't endurance racing, why spend the money? A 5500 rpm smallblock? I don't think so. ) vs Roller Rockers: Take the time to read POWER SECRETS by Smokey Yunick, mostly small block oriented but when comparing stock rockers to roller rockers there was NO horsepower gain in a stock or lightly modified motor. Most likely going to send them back & exchange for some better quality stamp steel rockers. full roller. Apr 22, 2006 · If you used full roller rockers, CompCams Spintron indicates about a 30 horse reduction in lost horsepower over stamped steel with balls. 70 rockers I want to restate my post. But Engine Masters’ David Freiburger and Steve Dulcich are always willing … Roller rockers do not have side play. 7 vs. At first I thought of just keeping my stock rockers (I am upgrading the valve springs, adding new retains etc. They are similar to the Stamped Steel Rocker and add a roller on the tip of the valve end of the rocker arm. Aug 6, 2012 · I've seen tests where going from stamped steel to roller rocker arms offered 2ft lbs of torque difference. DIRT CHEAP 350 CHEVY POWER MODS. 42 to 1. Roller Rockers - Test Data Please! by Procision-Auto » Wed Jan 10, 2007 4:04 pm May 10, 2018 · Even using the stock type stamped steel rockers. 6 could make more power than a 1. I really don't believe the manufacturers claimsAnybody with first hand experience? Dec 26, 2023 · Although the stamped rocker looks simple there was millions spent by GM to get the engineering just right. GM LS3 motors have aluminum roller rockers from the factory. 6, Self AligningBR Stamped from high strength steel alloy, specially heat treated and designed to resist rocker arm flex. My plan is to use the stock cam, but maybe upgrade to 1. Better geometry in the valve/cam setup means your using the duration and lift correctly. Scorpion roller rockers and shaft mounted rocker arms are the best in the world. 450~. They can also be cast or machined steel or aluminum Jun 6, 2018 · Rocker arms: roller rocker, stamped steel roller tip, or stock Engine & Drivetrain Apr 13, 2007 · 1. But I just watched an Engine Masters where they tested out factory stamped vs roller rockers. My 93 can't be run with lt4 know module so the stamped 1. the advertised ratio. Roller Rockers - Test Data Please! by Procision-Auto » Wed Jan 10, 2007 4:04 pm Show More When considering aluminum rocker arms vs. Scotty J Oct 9, 2017 · I'm looking to buy roller tip rocker arms to replace my stock stamped rocket arms on my 327 Chevy engine. Long term durability and valve guide wear is the only major benefit for roller rocker arms in a non racing application. so save your money, the only improvement at this level was a modest decrease in engine oil Aug 28, 2003 · C3 Tech/Performance - Roller Rockers vs stamped steel rockers - Is there any positive benefit on a street motor that will never see 6500rpm? Jan 31, 2011 · Performance rocker arms typically have needle bearing fulcrums and roller tips. 6 roller tips are really close in weight, 1033g - 1036g. You should never run both guided rockers and guide plates on Vortec heads. Long slot design for increased camshaft lift. Those lifters have only . Jun 16, 2020 · Which Rocker Arms Pontiac - StreetThe PY Online Forums is the largest online gathering of Pontiac enthusiasts anywhere in the world. Roller tip units are proven to be reliable and not too expensive. Stamped Steel vs. about roller rockers? I thought it was interesting that they were getting greater power gains using 1. Cams roller tip rockers worth the extra $85 in a mild 327 making approx. I'm looking for back to back test data on engines using stamped steel rockers and roller rockers (roller trunnion mainly). 5's aluminum roller rockers on the intake and 1. Whether a longer May 29, 2022 · Bought a set of Promaxx AL heads and was going to replace the stamped rockers on my 360 LA anyway. Jan 10, 2018 · The stamped steel Rockers were marginal at best. I do agree, if you went from a STOCK stamped rocker to any roller rocker, you will see a 10 to 15 HP increase. Especially on something with a mild cam like Pete mentioned where people don't always think the roller rocker is necessary because it's a "stock" style build. Do you think changing the rockers could make enough of a difference that I'd have to change pushrod lengths? The roller tips were 1. The set also comes complete with 16, oxided, steel hardened poly locks. 5 roller rockers on my internally stock L-82 engine since the early 90's and noticed immediately after the installation that the engine idled much smoother than with the stock stamped rockers. The Jan 25, 2018 · This episode of Engine Masters attempts to answer that question by comparing stock-type stamped-steel rockers, roller-tip rockers, full rollers, and full rollers with a higher ratio (1. e. 6:1 full roller rockers First off, and this is just my personal take on the ratio question. What you said about aluminum rockers flexing at 40,000 miles is total BS. May 21, 2007 · As for the power gains look closely at the comparison configurations, as I've seen the ad that claims 10-15hp and I noticed that that was from the 1. Jul 13, 2006 · I have 1. 6 currently running GM Stamped steel self aligning rockers and stock pushrods. 5 ratio rockers vs the 1. they can be all over the map vs. Non-self-aligning style rocker arm with long slot allows for up to 0. 5'a for sale for 60$ I'd hate to spend Jan 15, 2015 · As far as roller tip vs stock, if that's the rules I would stick with an oem style replacement, need to check all the rockers to get a set that are all the same ratio. This allows the for less friction, for somewhat more power, and reduced wear on the valve tip. Also stock style or aftermarket oil drippers to Dec 30, 2003 · Anybody ever REALLY swap rocker arms around on a dyno to see if there was any REAL horsepower to be gained? Same ratio now , just standard vs. The biggest challenge with respect to building a good rocker arm system is balancing weight and stiffness. May 12, 2025 · Moreover, rocker arms come in various designs and configurations, each tailored to meet specific performance needs and engine designs. 437 inches in diameter Stamped steel body for strength and durability A super affordable way to reduce internal valve train friction and valve stem wear. Jul 20, 2010 · I'm considering upgrading my Rockers and Pushrods and wondering how to decide which Ratio rockers to go with? 1. 5K views 10 replies 8 participants last post by dahaze Jan 9, 2013 D Apr 25, 2016 · I'm building my self a mild street 350 Chevy engine. Roller tip, stamped steel rockers were the worst, but they were also the only ones that used 3/8" studs, so not apples-apples. Aluminum roller rockers, strong and light weight. Sep 25, 2020 · Stamped Steel vs. Roller rocker arms are more noisy than stamped steel rockers due to the arm sliding back and forth on the trunnions. Based on advice May 19, 2010 · stamped rockers are cheap and dependable but decent roller rockers will frequently allow the engine to run at reduced friction loads, 10-15 hp gains are easily available, and in some cases even more is available especially with higher spring loads or a higher than stock rocker ratio. I went with full roller rockers (aluminum) and loved them. Thanks for any advice. 6, and they explain the reason for it. 5's Lingenfelter did some tests with roller rockers vs stock stamped. below are my current Small Block specs: small Aug 26, 2018 · JEGS 555-20180 Stamped Steel Roller Tip Rocker Arms Features: Compatible with valve springs up to 1. Roller Rockers - Test Data Please! by Procision-Auto » Wed Jan 10, 2007 4:04 pm Mar 19, 2015 · By replacing the stock stamped or cast-steel rockers with aluminum roller rockers, you can figure on a gain of roughly 10 to 15 horsepower if utilizing the same lift ratio. 550 “ Valve Lift The Roller Tipped Rocker Arm is just as it sounds. Just be sure and get some with the poly locks and read up on how to adjust them the first time. Roller Rockers - Test Data Please! by Procision-Auto » Wed Jan 10, 2007 4:04 pm Sep 28, 2021 · Stamped Steel Roller Tip Rocker ArmsJEGS 555-20182 Stamped Steel Roller Tip Rocker Arms Features: A super affordable way to reduce internal valve train friction and valve stem wear. Stamped Engine & Drivetrain Feb 27, 2009 · Guess what I'm really asking is would the choice of roller rockers out perform stamped rockers (Crane and Comp Cams) in a street application? What are the postives of roller rockers vs. roller tip vs. valve lift Nov 12, 2005 · For the street I would stick with aluminium roller rockers. 1 or better at least did the 60 or 1/8 mile change any? Sep 25, 2020 · Stamped Steel vs. $112 for the cleveland pedestal rockers. Jun 1, 2016 · My Comp Cams 1. I know many of you have access to dyno's and some well documented test results and that's why I come here for information. . Apr 10, 2019 · Hey guys- trying to understand the impact of switching from 1. Found one post where Vintage Musclecar was running Crane nitro-carb steel long slot with ~. rxyk plmb jnxbp tbwhrjr wddlh mxon eqkeow ojqlqa mwsmm ciass