Wössner forged piston (0.5mm oversized) & steel A-Beam rod SET
Gives 8.5:1 Compression ratio same as Focus RS mk2
With piston rings
With ARP Con rod bolts
With gudgeon pins
SET OF 5 (to do 1 engine)
Pistons feature a unique PTFE coating on skirts and pistons are are 4032 Alloy with polished crowns
Often used in XR5 engines to drop CR to a much safer level when running upgraded turbochargers
IN STOCK READY TO SHIP
Part number cross references: 6M5G 6K100 AC1, 6M5G 6K100 AC2, 6M5G 6K100 AC3, 6M5G 6K100 AC4, 7M5N 6200 AA, 7M5N 6200 AC, 9M5N 6K100 AA, 9M5N 6K100 BA, 9M5N 6K100 CA, 9M5N 6K100 DA & 9M5N 6200 BA
