Nissan RB30 3.0L 6 Cyl Turbo - Dish Forged Piston J310989
3.425" (87mm) bore, 3.346" stroke, 6.000" rod length, -9cc dome volume
J310989
10989
Asymmetrical RB30 Piston Piston side loads increase with boost pressure, longer stroke crankshafts and even aftermarket camshafts! JE Pistons new asymmetrical forging design maintains a larger skirt aera on the heavily stressed major thrust side, while reducing friction with a smaller skirt aera on the minor thrust side. the result is a high strength, lightweight piston that significantly reduces friction in your engine! Includes : Spiro Lock: 827-263-MW Straight Wall Pin: 827-2250-15-51C 1.0 x 1.2 x 2.8mm Nitrite rings Specifications: Part #: J310989 CID: 3.0L Bore: 3.425 (87mm) Stroke: 3.346 Rod Length: 6.000 Compression Height: 1.270 Dome Volume: -9cc Gram Weight: Footnote: .827 Pin Diameter, Oversize: 0.040 Recommended Ring Set (Check Proseal listing to determine oil ring tension): JG1001-3425