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Part Number:
DRP-61013

61013 Diamond Pistons Pontiac 455 Forged Dish 4.155 Bore

Fits Pontiac 455, Bore 4.155, Stroke 4.500, Rod Length 6.700, Dish -17cc, Set of 8 Pistons, Made to order

$1,279.15
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⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.
Diamond Pistons are some of the best aftermarket pistons on the market. Trust your new engine with a set of Diamond Pistons
  • Designed for use with OEM & Aftermarket cylinder heads
  • Ratios figured for .040 head gasket @ 10.225 deck
  • Premium 1/16 1/16 3/16 ring package available
  • Premium 8620 .155" wall wrist pins included
  • Top Ring down = .200"
  • Accommodates a maximum intake valve size of 2.150"
  • Valve relief depth= .209" intake and symmetrical exhaust
    Compression Ratio with 72cc Heads 10.7:1
    Compression Ratio with 77cc Heads 10.3:1
    Compression Ratio with 87cc Heads 9.5:1
    Piston weight not advertised
    Made to order
  • More Information
    CNC Part Number DRP-61013
    Price $1,279.15
    Manufacturer's Part Number 61013
    Brands Diamond
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Pontiac
    Bore Size 4.155
    Crankshaft Stroke 4.500
    Rod Length 6.700
    Piston Type Dish
    Compression Height 1.255
    Piston Material 4032 Forged
    Piston Ring Size 1/16 1/16 3/16
    Wrist Pin Size 0.990
    Custom Notices ⚠ PROP 65 WARNING
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