PowerPak

WRX209927I22

Mahle Pistons PowerPak Subuaru WRX 2.5L STI, FORRESTER, LEGACY - Part # WRX209927I22

Pins

4032 Aluminum Alloy
100% Genuine Mahle Product
Comes complete with pistons, pins and rings to simplify the piston purchasing process

Forged piston for performance applications; Fully-machined crown; Grafal anti-Friction coating on skirts*; Phosphate-coated to reduce micro-welding and pin galling**; Pin bores binished on CNC boring equipment; Deburred; High strength, light weight steel pins; Race proven round wire locks; Low drag ring pak; Light weight slipper kirt forgings; 4032 Aluminum Alloy | * MAHLE's GRAFAL® skirt coating reduces drag, scuffing, friction and cylinder bore wear; reduces piston noise.; ** Phosphate coating provides the grey appearance to the MAHLE piston. This dry lubricant coating (not to be confused with a thermal film coating) provides a lubricant film in the pin bores and ring grooves until the oiling system of the engine reaches operating pressure; particularly useful during the initial start-up or break-in of engines to protect against galling and microwelding. The piston crown is still machineable. | Part Number: S2K181425P08; Application: Honda S2000 F20C 2.0 / 2.2L GOLD SERIES; Bore: 87.00mm; Stroke: 84.0mm; Rod: 153.0mm; Pin Diameter: 23mm; Compression Height: 30.0mm; Crown Volume: 6cc; Weight (Grams): 320; Compression Ratio (54cc): 11.7:1

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