Every set is built to order. Please allow five weeks for it to ship.
Diamond Pistons forged piston kit for the Porsche 992 Turbo 3.7L, set of 6. ASF Machine orders these direct from Diamond for your build (not a stocked item). Diamond builds its sport compact pistons from forged 2618 aluminum, CNC-machines them, and pairs them with Trend Performance wrist pins.
Piston volume: -0.9cc; compression height: 1.350 in.
Stroke: 76.4mm; rod length: OEM in.
Ring set: 1.20 mm x 1.50 mm x 2.00 mm
Wrist pin: 0.9055 in. OD x 2.250 in. long
Valve pocket depth: 0.120 in. intake, 0.110 in. exhaust
Forging: inboard
Ring set and wrist pin retainers included (per Diamond)
Diamond part numbers:
39305-6: 102mm bore, 8.70:1 compression (per Diamond), ring set 09254016, wrist pin H90552250200C
Specs and fitment: Piston kit, set of 6. -0.9cc, 1.350 in. compression height. Fits Porsche 992 Turbo 3.7L. Ordered direct from Diamond Pistons; call 970-242-0919 to confirm fitment and lead time for your build.
