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Assault Racing Products ARA3501638SA Small Block Chevy Polylock Aluminum Rocker Arms 1.6 Ratio 3/8 Stud Self Align -

Assault Racing Products ARA3501638SA Small Block Chevy Polylock Aluminum Rocker Arms 1.6 Ratio 3/8 Stud Self Align SBC

Maximum Race Series Aluminum Rockers Chevy Small Block Self-Aligning, 1.60 ratio, 3/8" stud (23 degree stock/aftermarket heads) Made from high strength 6061-T6 aluminum extrusions, each piece is precision CNC machined and finished by hand to ensure that our customers receive the very best KMJ has to offer. Assault Racing stud mount aluminum rockers are specially machined to allow for larger springs and retainers with full-cage friction reducing needle bearings for added durability. The nose rollers and shafts are Cr40 steel, heat-treated and hardened to minimize the wear that naturally occurs between the roller tip and the valve stem. As with other Assault Racing products, these are in-stock for immediate delivery. All Assault Racing aluminum rockers come complete with poly locks at no additional cost. Designed to meet the demands of most high-lift roller camshaft profiles Specially machined to accommodate larger valve springs and retainers SAE-52100 Full complement precision needle and cage roller bearings Anodized for a superior finish and to reduce operating temperatures CNC machined pushrod cups and heat-treated Cr40 roller tips Internal oiling system for long lasting performance Self-Aligning Design Clears most centerbolt covers (depending on the inside of the cover). Applic...
Harland Sharp (S40196) 1.6:1 Ratio Rocker Arm Pedestal Mount for 4.0L -

Harland Sharp (S40196) 1.6:1 Ratio Rocker Arm Pedestal Mount for 4.0L Jeep

Harland Sharp S40196 Jeep 4.0L Rocker Arms -, 1.6 Ratio Ped. Mount
Competition Cams 17001-16 High Energy Die Cast Aluminum Roller 1.5 Ratio, 3/8

Competition Cams 17001-16 High Energy Die Cast Aluminum Roller 1.5 Ratio, 3/8" Stud Diameter Rocker Arm for Small Block Chevrolet

These High Energy Die Cast Aluminum Roller Rocker Arms for Chevy V8 265-400 applications are perfect for street and moderate race use. With a 3/8" stud diameter and 1.5 ratio, the die cast, larger-than-stock body of the rocker arms is made of aluminum for superior strength with light overall weight. High Energy Die Cast Aluminum Roller Rocker Arms from COMP Cams are an affordable option that feature a die cast, aluminum body with a needle bearing fulcrum and roller tip. Designed to be stiffer and more durable, these cost effective rocker arms are capable of providing added valve lift while withstanding the rigors of a performance application. Their specially engineered fulcrum and roller tip create far less friction than sliding factory models to lower oil temperatures, thus improving both response and horsepower. Snap rings are used to hold the trunion and bearings locked in place..
Competition Cams 1620-16 Ultra Pro Magnum Roller 1.7 Ratio, 7/16

Competition Cams 1620-16 Ultra Pro Magnum Roller 1.7 Ratio, 7/16" Stud Diameter Rocker Arm for Big Block Chevrolet

The Ultra Pro Magnum Roller Rocker Arms for Chevy V8 396-454 applications not only live up to the lofty standards of the original Pro Magnums, but they also take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 7/16" stud diameter and 1.7 ratio. The 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases durability. Featuring oversized trunions, precision-sorted needle bearings and hardened roller tips for the ultimate in performance and dependability. Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.
Competition Cams 17043-16 High Energy Die Cast Aluminum Roller 1.6 Ratio, 3/8

Competition Cams 17043-16 High Energy Die Cast Aluminum Roller 1.6 Ratio, 3/8" Stud Diameter Rocker Arm for Small Block Ford

The COMP Cams High Energy Die-Cast Aluminum Roller Rocker Arms are new rocker arms from the valve train leader that have been designed for street and moderate race use. They feature a die-cast body created from aluminum with a needle bearing fulcrum and roller tip. The die-cast, larger than stock body offers the strength properties and light weight of aluminum while the specially engineered fulcrum and roller tip decrease friction and lower oil temperatures, thus improving response and horsepower.
Competition Cams 1417-16 Magnum Self-Aligning Roller 1.52 ratio, 3/8

Competition Cams 1417-16 Magnum Self-Aligning Roller 1.52 ratio, 3/8" Stud Diameter Rocker Arm for Small Block Chevy

These Magnum Roller Rocker Arms for Chevy V8 1988-up 305 and 350c.i. applications with center bolt valve covers are the ultimate street rocker. With a 3/8 inch stud diameter and 1.52 ratio, they are designed for serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly steel, which is a superior material that will not flex and assures maximum lift. Their roller tip reduces friction, while stiff design and superior ratio accuracy yield more effective valve lift. With a 15 to 30 horsepower increase over other rocker arms, Magnum Roller Rockers are perfect for performance applications with less than 350 pounds. open spring pressure. Don't accept inferior products or cheap knock-offs, look for the COMP Cams logo stamped into the underside of every Magnum Rocker.
Assault Racing Products SRA3501538 Small Block Chevy Polylock Stainless Steel Rocker Arms 1.5 Ratio 3/8 Stud -

Assault Racing Products SRA3501538 Small Block Chevy Polylock Stainless Steel Rocker Arms 1.5 Ratio 3/8 Stud SBC

Maximum Race Series Stainless Steel Rockers Chevy Small Block 1.50 Ratio, 3/8" Stud Made from high strength 15-5PH stainless steel, each piece is precision CNC machined and finished by hand to ensure that our customers receive the very best KMJ has to offer. ARC stud mount steel rockers are specially machined to allow for larger springs and retainers with full-cage friction reducing needle bearings for added durability. The nose rollers and shafts are Cr40 steel, heat-treated and hardened to minimize the wear that naturally occurs between the roller tip and the valve stem. All ARC stainless steel rockers come complete with poly locks at no additional cost. Designed to meet the demands of most high-lift roller camshaft profiles Specially machined to accommodate larger valve springs and retainers SAE-52100 Full complement precision needle and cage roller bearings CNC machined pushrod cups and heat-treated Cr40 roller tips Internal oiling system for long lasting performance Clears most centerbolt covers (depending on the inside of the cover). Applications: 262 (1975-76) 265 (1955-57) 267 (1979-82) 283 (1957-67) 302 (1967-68) 305 (1976-86) 307 (1968-73) 327 (1962-69) 350 (1967-86) 400 (1970-80)
Competition Cams 1441-KIT Magnum Roller 1.6 ratio, 3/8

Competition Cams 1441-KIT Magnum Roller 1.6 ratio, 3/8" Stud Diameter Rocker Arm Kit for Oldsmobile 350 and 403c.i. V8 Engines

Rocker Arm Kits from COMP Cams come with everything you need to install your new rocker arms in one convenient package. With this kit, there is no second guessing; you know all the parts match. Confidently install your new rocker arms and experience the difference. All components are also available as separate pieces.
Assault Racing Products ARA45417716 Big Block Chevy Polylock Aluminum Rocker Arms 1.7 Ratio 7/16 Stud -

Assault Racing Products ARA45417716 Big Block Chevy Polylock Aluminum Rocker Arms 1.7 Ratio 7/16 Stud BBC

Maximum Race Series Aluminum Rockers Chevy Big Block 1.70 ratio, 7/16" stud Made from high strength 6061-T6 aluminum extrusions, each piece is precision CNC machined and finished by hand to ensure that our customers receive the very best KMJ has to offer. Assault Racing stud mount aluminum rockers are specially machined to allow for larger springs and retainers with full-cage friction reducing needle bearings for added durability. The nose rollers and shafts are Cr40 steel, heat-treated and hardened to minimize the wear that naturally occurs between the roller tip and the valve stem. As with other Assault Racing products, these are in-stock for immediate delivery. All Assault Racing aluminum rockers come complete with poly locks at no additional cost. Designed to meet the demands of most high-lift roller camshaft profiles Specially machined to accommodate larger valve springs and retainers SAE-52100 Full complement precision needle and cage roller bearings Anodized for a superior finish and to reduce operating temperatures CNC machined pushrod cups and heat-treated Cr40 roller tips Internal oiling system for long lasting performance Clears most centerbolt covers (depending on the inside of the cover). Applications: 396 (1966-70) 402 (1970-72) 427 (1966-69) 454 (1970-90)
Stainless Steel Roller Rocker Arms 1.5 Ratio 7/16

Stainless Steel Roller Rocker Arms 1.5 Ratio 7/16" for Small Block Chevy 327 350 400

Application:CHEVROLET Small Block Gen I262 (1975-76), 265 (1955-57), 267 (1979-82), 283 (1957-67), 302 (1967-68),305 (1976-86), 307 (1968-73), 327 (1962-69), 350 (1967-86), 400 (1970-80) Description:--Stainless Steel Roller Rocker Arms Kit For Chevy SB 1.5" 7/16, 16 CNC Stainless Steel Arms With Polylock Nuts--Creates less friction, allows more accurate valve adjustment and has extreme rigidity--Not self aligning--Fit most SBC small block Chevy--Full roller rockerPackage:--16 stud mounted stainless steelroller rocker arms with 16 poly locks (what you see in the picture is what you'll get)--Professional Installation is Highly Recommended (No Instruction Included)
PRW INDUSTRIES, INC. 3536431 Rocker Arms and Components Shaft Mount R/A System - GM LS3/L92 1.7 - Ratio Rocker Arms
Ratio Rocker Arms

PRW INDUSTRIES, INC. 3536431 Rocker Arms and Components Shaft Mount R/A System - GM LS3/L92 1.7 Ratio

Scorpion Racing Products SBC Roller Rocker Arm 1.5 Ratio 3/8 Stud - Ratio Rocker Arms
Ratio Rocker Arms

Scorpion Racing Products SBC Roller Rocker Arm 1.5 Ratio 3/8 Stud 1035-1

Elgin Industries Rk-401 1.5 Ratio 3/8
Ratio Rocker Arms

Elgin Industries Rk-401 1.5 Ratio 3/8" Stud Rocker Arm Ball And Nut Kit

For BBC Block Chevy Stainless Steel Roller Rocker Arms 1.7 Ratio 7/16
Ratio Rocker Arms

For BBC Block Chevy Stainless Steel Roller Rocker Arms 1.7 Ratio 7/16" 396 454

Eckler's Premier  Products 50315145 Chevelle Rocker Arm Set 1.5 Ratio Steel Small - Ratio Rocker Arms
Ratio Rocker Arms

Eckler's Premier Products 50315145 Chevelle Rocker Arm Set 1.5 Ratio Steel Small Block

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Rocker Arm Ratio - Summit Racing Quick Flicks

Ratio Rocker Arms

Norm talks about how early racers in the 1960s worked to improve the exhaust valve opening and applied those rocker arm ratio theories to the intake valves. So how does a change in rocker arm ratio affect your car? Norm also covers the math on how to figure out how much valve lift change you can expect to see when you change the ratio. http://www.summitracing.com/redirect?banner=SocialYT4503

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