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Street Race Truck More... The Toolbox
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$239.99
Small Block Chevy Stainless Steel Roller Rocker Arms, 1.6:1, 7/16 Stud
Small Block Chevy Stainless Steel Roller Rocker Arms, 1.6:1, 7/16 Stud

Small Block Chevy Stainless Steel Roller Rocker Arms, 1.6:1, 7/16 Stud

Chevy Small Block V8, Roller Rocker Arm Style, 1.6 Rocker Arm Ratio, 0.4375" Stud Size

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Small Block Chevy Stainless Steel Roller Rocker Arms, 1.6:1, 7/16 Stud
Small Block Chevy Stainless Steel Roller Rocker Arms, 1.6:1, 7/16 Stud
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Part # 57523512
$239.99
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  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.

Details

Rocker Arm Style:
Roller
Rocker Arm Ratio:
1.6
Stud Size:
0.4375"
Stud Diameter:
0.4375"
Rocker Arm Nut Style:
Polylock
Material Type:
Stainless Steel
MFG. Part #:
57523512
Sold in Quantity:
Set
Self-Aligning:
No

Info

These S/B Chevy stainless steel roller rockers are built of 15-5PH material which gives you superior strength over other stainless rockers. They have more needle bearings which increases strength while reducing friction. Built to clear 1.55" valve springs.

  • Designed for higher open valve spring pressures
  • Strong 15-5PH stainless steel
  • Specially cast and machined for larger valve springs and retainers
  • Light weight with integral pushrod seat
  • Oversize trunions and full roller precision needle and cage bearings
  • More needle bearings for increased performance and rocker life
  • CNC machined pushrod cups and heat-treated Cr40 roller tips
  • Internal oiling system for long lasting performance
  • H.D. Polylocks included

Application

  • 265 V8 1955-1957
  • 267 V8 1979-1982
  • 283 V8 1957-1967
  • 302 V8 1967-1968
  • 305 V8 1976-1986
  • 307 V8 1968-1973
  • 327 V8 1962-1969
  • 350 V8 1967-1986
  • 400 V8 1970-1980
Some parts are not legal for use in California or other states with similar laws/regulations

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Videos & Articles
  • What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.
  • Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game!
  • To get the longest life and most performance out of your engine, it's important to have the valve lash set correctly. Here we show you how to set valve lash on a small block Chevy using a hydraulic lift camshaft.
  • Once you're ready to start selecting valve train components, we have some useful tips and tools that should boost your performance. We discuss proper valve-springs, pushrod length, and rocker arm ratios.
  • One of the most important parts of your racing operation is the engine. This article gives a detailed overview on how to maintain your engine to get the most out of it for as long as possible. Also learn some tips to prolong the life of your engine.
  • Tim M. has tried to stay true to the vintage route, but sometimes, exceptions must be made. For example, the original oiling system's paper element and canister are functional, but an upgraded system will be more reliable.
  • In part 2, you will read about the Generation 4 small block series of V8s that share the same platform as the Generation 3 discussed in part 1.

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