Small Block Chevy Cylinder Head Assembly Kit (Hydraulic Roller)

Small Block Chevy Cylinder Head Assembly Kit (Hydraulic Roller)
In stock

When it comes to street performance and/or competitive racing, the horsepower capability of cylinder heads can be limited if not used with the right parts. Cylinder head studs and components can mean the difference between high performance durability and stress-related component failures. RHS® tests all of its cylinder heads with premium COMP Cams® components − giving you the optimal airflow combination for maximum engine performance. These exclusive RHS® part kits give you the ideal combination of components for your cylinder head assembly and are proven to offer superior performance for your specific engine application.

12987-01 Assembly Kit:

    • Fits Small Block Chevy cylinder heads
    • Includes premium COMP Cams® components
    • Contains enough parts to assemble ONE cylinder head

12987-01 Includes:

      • 4 Sportsman Stainless Steel Intake Valves 2.020" 11/32, + .100" Long (COMP Cams® Part# 6001-1)
      • 4 Sportsman Stainless Steel Exhaust Valves 1.600" 11/32, + .100" Long (COMP Cams® Part# 6002-1)
      • 8 Super Locks™ 10° Angle, 11/32" Stem (COMP Cams® Part# 611-1)
      • 8 Steel Retainers 10° (COMP Cams® Part# 740-1)
      • 8 Dual Valve Springs 1.430" O.D. .697 I.D (COMP Cams® Part# 987-1)
      • 8 Spring I.D. Locators .060" Thick, .585" I.D. 1.500" O.D. (COMP Cams® Part# 4770-1)
      • 8 Metal Body Viton Valve Seals .530" Guide, 11/32" Stem (COMP Cams® Part# 529-1)
      • 8 Magnum Rocker Studs 7/16" Diameter, 7/16" Base Thread size (COMP Cams® Part# 4503-1)
      • 4 Guide Plates for 5/16" sized pushrods (COMP Cams® Part# 4808-1)
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