MANLEY PLATINUM SERIES Turbo Tuff Design Pistons [Bore Size mm 99.0 | Rod Length 6.500" | Stroke mm 88.4 | Displacement 4.12L | Comp Distance 1.350" | Dome Vol (cc) -2 | Comp Ratio 9.9 | Piston Type Flat Top | Piston Wt/Gms 519] (NISSAN VR38DETT)

2618 high strength material
Offset wrist pin for quiet start-ups
.200"-.250" tapered wall .990" diam. Turbo Tuff/DLC pin included
Asymetrical skirt design
Lateral gas ports (12 places)
Pressure balance groove
Will accommodate +1mm valve sizes
Premium Steel top ring set with Napier second ring and 9-13 lb. tension oil ring included
Round wire locks included

These pistons are designed for use with Manley connecting rod P/N 15444-6 that are made for a .990" wrist pin size