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6635x 390 AMC GSX Forged Piston (3.574" Stroke x 5.858" Rod) -25cc Dish
6635x 390 AMC GSX Forged Piston (3.574" Stroke x 5.858" Rod) -25cc Dish


 
Reg Price: $853.60
PRICE: $699.95
You save $153.65!


Product Code: 6635X


PISTON AND RING KIT OPTIONS:*:
Pistons,Pins and Pin locks Plus a Matching DSS Ductile Moly File Fit Ring Set. [Add $149.95]
Pistons,Pins and Pin locks Plus a Matching DSS Ductile Moly Ring Set [Add $149.95]
Pistons,Pins and Pin locks Plus a Matching DSS XP Steel Power Adder File Fit Ring Set. [Add $295.95]
Pistons, Pins and Locks.

PISTON PIN OPTIONS:
Upgrade to XP Extreme Duty Wrist Pins, Recommended for Engines over 1000 HP. [Add $295.00]

PISTON SKIRT COATING OPTIONS:
Apply 3 Step Ceramic Thermal Barrier to the Piston Crown and Friction Reducing Coating to Skirt's [Add $550.00]

CHOOSE YOUR CYLINDER BORE SIZE*:
4.165" bore
4.185" bore

Qty:  
Description
 
390 AMC GSX Forged Piston Set of 8 Includes Full Floating Pins & Locks (3.574" Stroke x 5.858" Rod) -25cc Dish, 1.590" Comp Hgt, 1.000" Pin, 1/16 1/16 3/16" ring grooves. Approx Comp Ration (50cc Head = 10.25 to 1) (54cc Head = 9.83 to 1) (58cc Head = 9.46 to 1).
MADE IN THE U.S.A.