JE Pistons Nitrous Series Gas Ported Pistons 258201

JE Pistons nitrous series gas ported pistons have vertical and lateral gas ports that have been incorporated to optimize top ring seal and reduce friction. Ring grooves are machined to accept hardened nitrous series rings with .043 back cut top ring, 1/16 taper face second ring, and the 3/16 oil ring. Compression height figured using 9.800 in. deck height with zero deck clearance. Fits most chamber cylinder heads.Brand: JE Pistons
Manufacturer's Part Number: 258201
Part Type: Pistons
Product Line: JE Pistons Nitrous Series Gas Ported Pistons
HP Direct Part Number: JEP-258201-8
UPC: 193564043696
Piston Rings Included: No
Bore (in.): 4.600 in.
Bore (mm): 116.840mm
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.): 1.290 in.
Piston Head Volume (cc): -44.00cc
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: 0.043 in. x 1/16 in. x 3/16 in.
File Fit: No
Gapless: No
Remanufactured: No
Quantity: Sold as a set of 8.
Notes: Oil rail support included.