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Part Number:
DRP-30421-R1-8

30421-R1-8 Diamond Pistons Ford 4.6L Modular 4V Dish 3.552 Bore

Fits Ford Modular 4.6L 4V, 3.552 Bore, 3.543 Stroke, 5.933 Rod Length, -11.5cc Dish, Set of 8 Pistons and Rings

$1,140.94
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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 to be used with DOHC cylinder heads
  • 3Dmilling on piston crowns for a ready to install finish
  • Offset pins for quiet operation
  • Moly skirt coating for friction loss and skirt wear protection
  • Top ring down dimension: 0.280"
  • Ratios figured for 0.036 head gasket @ 8.937 deck
  • Premium ring package 1.2mm x 1.5mm x 3.0mm included
  • Premium 8620 0.180W wrist pins chamfered for roundwire locks included
  • Oversized valve pockets - for larger than stock valve sizes
  • Valve pocket depth: 0.151" intake and 0.050" exhaust
  • Made from 2618 alloy

    Compression Ratio:
  • 45cc 9.7:1
  • 51cc 9.0:1
  • 55cc 8.6:1
  • More Information
    CNC Part Number DRP-30421-R1-8
    Price $1,140.94
    Manufacturer's Part Number 30421-R1-8
    Brands Diamond
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Ford Modular
    Bore Size 3.552
    Crankshaft Stroke 3.543
    Rod Length 5.933
    Piston Type Dish
    Compression Height 1.220
    Piston Material 2618 Forged
    Piston Ring Size 1.2 1.5 3.0mm
    Wrist Pin Size 0.866
    Custom Notices ⚠ PROP 65 WARNING
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