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Speedmaster PCE281.2152

Oldsmobile 400/425/455 Aluminum Cylinder Heads 188cc / 77cc Hydraulic Flat Tappet Complete Heads

Speedmaster PCE281.2152

746-PCE281.2152

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Speedmaster PCE281.2152 Oldsmobile 400/425/455 Aluminum Cylinder Heads 188cc / 77cc Hydraulic Flat Tappet Complete Heads $1,060.90
Oldsmobile 400/425/455 Aluminum Cylinder Heads 188cc / 77cc
  • Hydraulic Flat Tappet Complete Heads
  • Sold as a pair

  • Speedmaster PCE281.2152 Details

    Oldsmobile 400/425/455

  • Intake Runner: 188cc
  • Combustion Chamber Volume: 77cc
  • Intake Valve: 2.072"
  • Exhaust Valve: 1.680"
  • Max Lift: .615"
  • Coil Bind: .1.125"
  • Intake Install: 140 lbs @ 1.8
  • Exhaust Install: 140 lbs @ 1.8
  • Closed Sear Pressure: 145 lbs
  • Open Seat Pressure: 345 lbs

  • Specifications:

    Manufacturer's Part Number:
    PCE281.2152

    Speedmaster offers a wide variety of aluminum and cast iron cylinder heads for both race and mild street applications. Speedmaster heads are available bare and fully assembled.

    All Speedmaster aluminum cylinder heads feature the following:

    • High Grade Aluminum
    • Bronze Valve Guides
    • Hardened Seats
    • Advanced Port Design for greater flow
    • Multi angle seat design for performance valve springs

    JEGS Easy Kits are designed by JEGS high performance racing professionals to help you get all the performance parts you need for your race car, hot rod or truck. http://www.jegs.com/p/JEGS-Performance-Products/JEGS-Tool-Boxes/3669780/10002/-1

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