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Part number: 170668
Product Details
JE Pistons 170668 Pistons
Products specifications
Block Height 9.78
Bore 4.56
Bore (in) 4.560 in.
Bore (mm) 115.824mm
CID 555
Comp Height 1.12
Comp Ratio @ 82cc 15.1:1
Comp Ratio @ 87cc 14.3:1
Comp Ratio @ 97cc 12.9:1
Compression Distance (in) 1.120 in.
Dome Volume 13
Gram Weight 569
Notes Oil rail support included.
Oversize 0.094
Pin Diameter (in) 0.990 in.
Piston Head Volume (cc) -13.00cc
Piston Material Forged aluminum
Piston Ring Thickness 0.043 in. x 1/16 in. x 3/16 in.
Piston Style Dome, with two valve reliefs
Quantity Sold individually.
Rod 6.535
Stroke 4.25
Wrist Pin Style Press-fit or floating
JE Pistons
18deg Dome
For Big Chief/Duke/Victor Head
Oil Rail Support is Included
Set of 8 Pistons
Recommended RingSet: J20008-4560-5

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 Pistons are sold as matched sets.

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By far the best price, easy ordering, and fast service, what else is there?
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