Manley Performance Platinum Series Pistons - Subaru 92.5mm/1.285 CD/D

• 2618 high strength material; Lightweight design with offset wrist pin for quiet start-ups
• .180" x 2.500" wall Premium Chrome Moly pin (Standard Series) included P/N 42346
• 9310 alloy .210" wall pin (Extreme Duty Series) included P/N 42546
• Pressure balance groove
• Will accommodate +1mm valve sizes
• Premium Steel top rings with Napier seconds and round wire locks included
• Recommended piston clearance: .003" for mildly boosted and .0035" for highly boosted measured .850" (79/83mm stroke) and 1.100" (75mm stroke) from the bottom of the oil ring

Specifications

• 92.50 Bore size m
• +.5mm Over size
• 5.137" Rod length
• 1.285" Comp distance
• -12 Dome volume(cc)
• 48 Cylinder head(cc)
• 8.5 Comp ratio
• Dish Piston type
• 375 Piston wt/gms
• 46925-4 Include ring set