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90mm Flat Top Piston, for 420 OHV & GX390 Engines

Out of Stock In Stock
$29.99
PART NUMBER: 1602984
In Stock Today: 0
Special Order Stock: No
In-Store Stock: None Today - Shipping or Special Order Only

Fits

  • Honda GX340 / GX390
  • Predator 420cc

90mm Aftermarket Flat-top Piston for big bore GX390s. Fits stock bore on 420 Predators (non-hemi).

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)

Picture for reference only, actual part may be slightly different

90mm Aftermarket Flat-top Piston for big bore GX390s. Fits stock bore on 420 Predators (non-hemi).

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)

Picture for reference only, actual part may be slightly different

90mm Flat Top Piston, for 420 OHV & GX390 Engines

$29.99
 

90mm Aftermarket Flat-top Piston for big bore GX390s. Fits stock bore on 420 Predators (non-hemi).

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)

Picture for reference only, actual part may be slightly different

 

90mm Flat Top Piston, for 420 OHV & GX390 Engines

$29.99
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