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Part number: 257665
Product Details
JE Pistons 257665 - Domestic
Products specifications
Block Height 10.3
Bore 4.39
CID 520
Comp Height 1.35
Comp Ratio @ 72cc 13.2:1
Dome Volume -5
Gram Weight TBA
Oversize 0.03
Rod 6.8
Stroke 4.3

For over 60 years, JE Pistons has been the industry leader in forged racing pistons for Chevy, Ford, Mopar and Buick engines.

*Application Specific Forgings for an Optimized, Uniform Crown Thickness
*Contact Reduction Groove to Minimize Frictional Drag
*Accumulator Groove for Increased Top Ring Stability and Sealing
*CNC-Machined Side Relief with Lower Support Band for Additional Skirt Strength
*Honed Pin Bores, Double Pressure Fed Pin Oilers and Wire Locks Included
*JE ProSeal Piston Rings are included with your JE Pistons

JE Pistons are sold as matched sets.

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They have the best prices and fast shipping too.
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quick, easy, good coupon code.
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Return Policy
Returns are easy at THMotorsports
Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy