SBC Valve Cover Adapters - 55-86 Perimeter Bolt VC to 87-02 Center Bolt Heads

In stock
SBC Valve Cover Adapter 55-86 Perimeter To 87-02 Center Bolt Head 350 327 542

WARNING - This product can expose you to chemicals including lead, which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to


ALUMINUM: Most of the aluminum alloys used today contain some level of lead, usually less than .1%. Lead is known to the state of California to cause cancer and reproductive harm. Most aluminum alloys are physiologically inert in their solid form, and the lead is contained within, however user-generated dust and/or fumes may pose a hazard if inhaled or ingested. Heating beyond a certain temperature may also provide avenues for exposure.


STEEL (steel bolts):  Steel is an iron alloy with several metals including Nickel and Chromium. Both Nickel and Chromium are known to the State of California to cause cancer and reproductive harm, respectfully. This warning applies to stainless steels as well.

Small Block Chevy Valve Cover Adapters 


  • Adapts all 1955-86 perimeter bolt valve covers onto 1987 and newer SBC engines
  • These can NOT be used with head studs
  • Includes: 2 adapters, and mounting hardware
  • Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum
  • Compatible with OEM Cork Gasket on head side of adapter, then use oem style gasket for the valve cover
  • WILL NOT work with full roller rockers

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