Part Number:
DRP-82054-4

82054-4 Diamond Pistons Mitsubishi EVO 4B11 Forged Dish 86mm Bore

Fits 2008 & Up Mitsubishi EVO X - 4B11 Series, Bore 86mm, Stroke 94mm, Rod Length 5.659, Dish -12cc, Set of 4 Pistons and Rings

$739.98
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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.
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Diamond Pistons are some of the best aftermarket pistons on the market. Trust your new engine with a set of Diamond Pistons
  • Offset wrist pins provide quiet operation
  • Moly skirt coating for friction loss
  • Side Gas Ports for better ring seal
  • 2618 forging for high hp/ boosted applications
  • Standard 1.0mm x 1.2mm x 2.8mm ring package
  • Premium 8620 wrist pins are included
  • Compression ratio figured for .040 head gasket @ 8.660 Deck
  • Top ring down from piston crown .300-.265" @ 1.070 C/D
  • Vavle pocket depth = .150" intake and .070" exhaust
  • Oversize valve pocket for larger than stock valves

    Compression Ratio with 49cc Head: 9.0:1
    No advertised piston weight
  • More Information
    CNC Part Number DRP-82054-4
    Price $739.98
    Sold As Set
    Manufacturer's Part Number 82054-4
    Brands Diamond
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Mitsubishi 4B11/4B11T
    Bore Size 3.386
    Crankshaft Stroke 3.701
    Rod Length 5.659
    Piston Type Dish
    Compression Height 1.150
    Piston Material 2618 Forged
    Piston Ring Size 1.0mm 1.2mm 2.8mm
    Wrist Pin Size 0.905
    Custom Notices ⚠ PROP 65 WARNING

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