Manley Platinum Series Lightweight Pistons Extreme Duty for 2015+ Ford Ecoboost Mustang / 2016+ Ford Focus RS

FORD 2.3L EcoBoost For Stock 94mm Stroke

Manley pistons are machined of high strength 2618 material. Each design is lightweight yet robust enough to deliver long service life. Perfect ring groove to skirt squareness is achieved through our unique "one fixturing" manufacturing method that assures maximum horsepower. We utilize a proven offset wrist pin design, a 1.2, 1.2, 2.8mm Total Seal ring package and moly coated skirts for ultimate performance. Roundwire locks and pressure balance grooves are included with every set at no additional charge.

Premium Chrome Moly wrist pins are included in the Standard Series and 9310 Alloy wrist pins are included with the Extreme Duty Series.

Standard Part No. Extreme Duty Part No. Bore Size mm Over Size Rod Length Stroke mm Comp Distance Dome Volume (cc) Comp Ratio Piston Type Piston Wt/Gms Included Ring Set   Ford Focus RS 2016-Up, Mustang 2015-Up (.886"/22.5mm x 2.250" Pin) 637000C-4 637000CE-4 87.5 STD 5.875" 94 1.291" -8.2 9.5 Dish 382 46875-4 637001C-4 637001CE-4 87.6 +.1mm 5.875" 94 1.291" -8.2 9.5 Dish 384 46876-4 637005C-4 637005CE-4 88.0 +.5mm 5.875" 94 1.291" -8.2 9.5 Dish 390 46880-4