Note: Includes premium chrome moly wrist pin and round wire locks.
Car Make: Subaru
Car Model: WRX
Years: 2015+
Engine: FA20DIT
Included Ring Set: 46863DT-4
Compression Ratio: 10.0:1
Face Type: Dish
Dome CC: -13
Gram Weight: 350 g
Pin Size: 22mm
Compression Height: 1.292
Rod Length: 5.090"
Stroke: 86mm
Bore: 86.25mm
Material: 2618
Bore Size: +0.25mm
Standard Pin (Included): 42251-4
Manley pistons are machined of high strength 2618 material. Each design is robust enough to deliver long service life. Offset wrist pin design is utilized for quiet start-ups. Perfect ring groove to skirt squareness is achieved through our unique "one fixturing" manufacturing method that assures maximum horsepower. All pistons come with moly coated skirts and will accommodate +1mm valve sizes. Round wire locks, premium chrome moly wrist pins (P/N 42251), premium steel top ring, Napier style second ring and higher tension oil ring sets from Total Seal are included with every kit at no additional charge. 9310 alloy .210" wall upgraded wrist pins (P/N 42551) are available. Recommended clearance: .003" for mildly boosted and .0035" for highly boosted measured .850" from the bottom of the oil ring groove.
- 2618 high strength material
- 2.250” x .150” wall Premium Chrome Moly pin (Standard Series) included P/N 42251
- 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” from the bottom of the oil ring