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64 300HP Heads

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  • Richard Sullivan

    64 300HP Heads

    I have a 64 Corvette with the original 300HP engine. Can someone tell me the diameter of the intake valves and the exhaust valves. The head casting numbers are 3782461. Thanks Please e-mail to naillus@aol.com.
  • Bill Clupper

    #2
    Re: 64 300HP Heads

    Valve size for 300 hp is: Intake-1.94 inches Exhaust-1.5 inches.

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