Focus RS Mk1 Wiseco Forged Piston Set

After nearly 70 years in the business, the name Wiseco has become synonymous with pistons, especially pistons for off-road racing and riding. Wiseco has attained that instant brand recognition by being one of the few manufacturers of forged pistons within the USA. They carry a full line of performance products including Forged Pistons, Precision Forged Clutch Baskets & Hubs, Crankshafts, Camshafts, Forged Connecting Rods, Valves, and other accessories for just about any Motorcycle, ATV, Snowmobile, PWC, Outboard Marine, or Automobile on the market.

Wiseco has become world renowned for their work building race winning pistons for compact engines featuring small bores, multi-valves, and high RPM applications for many years. Wiseco utilizes experience learned from a diverse background of the most sophisticated engines in such venues as Formula 1, Indy Racing Leage (IRL), NHRA Pro Stock Bike, AMA Superbike, and AMA Motocross to design and manufacture the highest technology sport compact piston available.

• Bore Sizes, 84.8mm, 85.00mm & 85.50mm
• Compression 9.0:1
• 22mm Pin Size