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RHS 12987-02 SBC Cylinder Head Valve Kit, 2.080/1.600, Hydr. Roller
RHS 12987-02 SBC Cylinder Head Valve Kit, 2.080/1.600, Hydr. Roller

RHS 12987-02 SBC Cylinder Head Valve Kit, 2.080/1.600, Hydr. Roller

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RHS 12987-02 SBC Cylinder Head Valve Kit, 2.080/1.600, Hydr. Roller
RHS 12987-02 SBC Cylinder Head Valve Kit, 2.080/1.600, Hydr. Roller
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We estimate this item will ship on or before February 5th.
Part # 5901298702
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Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 10 business days for Racing Head Service to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.


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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.

12987-02 Assembly Kit:

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

12987-02 Includes:

      • 4 Sportsman Stainless Steel Intake Valves 2.080" 11/32, + .100" Long (COMP Cams Part# 6003-1)
      • 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)
Some parts are not legal for use in California or other states with similar laws/regulations

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  • 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.
  • Picking a proper camshaft for your project can rapidly deteriorate into chaos. So many possibilities. Want a little advice? Click here!
  • 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.

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