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Part number: 258241
Product Details
JE Pistons 258241 Pistons
Products specifications
Block Height 9.78
Bore 4.6
Bore (in) 4.600 in.
Bore (mm) 116.840mm
CID 565
Comp Height 1.27
Comp Ratio @ 110cc 16.2:1
Comp Ratio @ 118cc 14.8:1
Comp Ratio @ 124cc 13.9:1
Compression Distance (in) 1.270 in.
Dome Volume 45
Gram Weight 686
Notes Oil rail support included.
Oversize 0.134
Pin Diameter (in) 0.990 in.
Piston Head Volume (cc) -45.00cc
Piston Material Forged aluminum
Piston Ring Thickness 1/16 in. x 1/16 in. x 3/16 in.
Piston Style Dome, with two valve reliefs
Quantity Sold individually.
Rod 6.385
Stroke 4.25
Wrist Pin Style Press-fit or floating
JE Pistons
Dome
Open Chamber
Oil Rail Support is Included
Nitrous Dome Series and include .180" wall pins
Set of 8 Pistons
Recommended RingSet: J100U8-4600-5

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.

Reviews
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M
Was looking online for the best price on a part and found that autoplicity had the lowest price and free shipping on it. I ordered it and it was shipped the next day along with tracking number. I will be ordering a few more parts from autoplicity. Order Number: 27769
R
Ordering the product was easy and rep. Was helpful! The product was shipped fast and came a little messed up in package but complete to my knowledge.
J
the order was fast and easy. The pay with amazon feature makes everything faster.
K
awesome..... great to deal with.. fast shipping and excellent customer service
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