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90mm Piston, .660, Flat Top for 420cc Hemi Predators,fit Most 390 Style Engines

4.4 (3) Write Review
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$24.99

$ 11 .99 $11.99

In Stock

About this item

  • 90mm Aftermarket Flat Top Piston for 420cc Predators.Will fit most 390 style engines
  • Piston measures.660 from top of piston to top of wristpin
  • 407cc using Stock Crank ,433 with +.160 Stroker Cranks , 440cc with .200 Crank


Product Description

MK0287
DETAIL
FITMENT

Mark and Nancy Burke
Reviewed in the United States on March 9, 2025
Exact replacement for a Predator 420cc Hemi engine.
Customer
Reviewed in the United States on June 25, 2024
I like it thanks
Steve
Reviewed in the United States on October 24, 2024
It has its ups and downs.