Description
JE Pistons big block nitrous series dome top pistons have ring lands designed for nitrous applications. Valve reliefs are designed to accept oversized valves and long-duration, wide-lobe separation camshafts, and they are also compatible with angle milled heads. Precision CNC-machined grooves accept 1/16, 1/16, 3/16 rings. They fit open chamber cylinder heads.Brand: JE Pistons
Manufacturer's Part Number: 258239S
Part Type: Pistons
Product Line: JE Pistons Big Block Nitrous Series Dome Top Pistons
HP Direct Part Number: JEP-258239-1
UPC: 193564196378
Piston Rings Included: No
Bore (in.): 4.530 in.
Bore (mm): 115.062mm
Stroke: 4.250 in.
Engine Stroke Type: Stroked
Rod Length: 6.385 in.
Piston Style: Dome, with two valve reliefs
Piston Material: Forged aluminum
Compression Height (in.): 1.270 in.
Piston Head Volume (cc): -45.00cc
Wrist Pin Style: Press-fit or floating
Wrist Pin Retainers Included: No
Wrist Pin Included: Yes
Pin Diameter (in.): 0.990 in.
Piston Ring Thickness: 1/16 in. x 1/16 in. x 3/16 in.
File Fit: No
Gapless: No
Remanufactured: No
Quantity: Sold individually.
Manufacturer's Part Number: 258239S
Part Type: Pistons
Product Line: JE Pistons Big Block Nitrous Series Dome Top Pistons
HP Direct Part Number: JEP-258239-1
UPC: 193564196378
Piston Rings Included: No
Bore (in.): 4.530 in.
Bore (mm): 115.062mm
Stroke: 4.250 in.
Engine Stroke Type: Stroked
Rod Length: 6.385 in.
Piston Style: Dome, with two valve reliefs
Piston Material: Forged aluminum
Compression Height (in.): 1.270 in.
Piston Head Volume (cc): -45.00cc
Wrist Pin Style: Press-fit or floating
Wrist Pin Retainers Included: No
Wrist Pin Included: Yes
Pin Diameter (in.): 0.990 in.
Piston Ring Thickness: 1/16 in. x 1/16 in. x 3/16 in.
File Fit: No
Gapless: No
Remanufactured: No
Quantity: Sold individually.
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