Manley Platinum Series Piston Set 99.5mm 9.8:1 06-14 WRX / 04-14 STI / 05-09 LGT / 04-13 FXT

Manley signature “Platinum Series” pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.
2618 Alloy Forgings: Manley uses domestic 2618 alloy forgings, ensuring superior strength and performance. Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with their Standard Series Pistons. Exacting Ring Lands and Grooves: Manley adheres to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power. Cam and Barrel Profiles: Manley pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls. Unique Fixturing: Manley’s unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.

These particular pistons come in the 99.5mm sizing, and have a 9.8:1 compression ratio. For your convenience they also come supplied with rings, clips, as well as wrist pins. Give your vehicle some extra muscle with a set of Manley Performance Series Pistons.