Piston, 90mm Flat Top for 420cc Hemi Predators

  • $31.95
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90mm Flat Top for 420cc Predator Hemi

90mm Aftermarket Flat-top Piston 420cc Predators. Will fit most 390 styleengines.

Valve reliefs for Hemis. Slight bevel
Piston measures .660 from top of piston to top of wristpin.

GX390s Blocks can be bored to accept this piston
  • 407cc using stock crank,
  • 433 with +.160 Stroker Cranks,
  • 440cc with .200 Crank
Includes Piston & Rings

( Pin and Clips not included)