2.0 EcoBoost. Focus MK3 ST 2.0 Turbo. PLUS BW / Bridgeway 4340 Steel Con Rods with ARP Bolts. Proprietary MAHLE Alloy allows tighter running clearance than other forged pistons so no piston slap! Phosphate coated to prevent micro welding, hence the non shiny appearance, MAHLE Proprietary Grafal skirt coating for friction reduction.
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