Wiseco K597M855 Professional Series Forged Racing Pistons for Mitsubishi 4G63 Engines 85.50mm Bore

Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series. Wiseco Mitsubishi 4G63 Piston Set, 85.50 mm Bore, 35.00 mm Compression Height, 0.866 in. Pin Diameter, Sport Compact, Set of 4.

• Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
• Precision ring grooves, anti-detonation groove, and additional ring seal improving features
• ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
• Designed and built to withstand heavy to severe duty performance applications
• Fully machined crown features
• Forced pin oiling

Upgrade your high-performance Mitsubishi engine with the Wiseco K597M855 Professional Series forged racing pistons, specifically designed for 4G63 engines. Crafted from premium 2618 aluminum, these pistons deliver exceptional strength and durability, making them ideal for serious racing and severe duty applications. Each piston features precision-engineered ring grooves, an anti-detonation groove, and enhanced sealing capabilities to optimize combustion efficiency and boost horsepower. The ArmorGlide skirt coating provides seizure resistance, reduces friction, and ensures quieter operation, helping to extend piston life under demanding conditions. Fully machined crowns and forced pin oiling further enhance performance and reliability for heavy-duty motorsports or high-stress builds.

Features:

• Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength

• Precision ring grooves, anti-detonation groove, and additional ring seal improving features

• ArmorGlide skirt coating for seizure resistance, friction reduction, and quieter operation

• Designed and built to withstand heavy to severe duty performance applications

• Fully machined crown features for precise fit and durability

• Forced pin oiling for enhanced lubrication and longevity

Fitment:
1993 Eagle Talon TSi
1993 Mitsubishi Eclipse GS
1993 Mitsubishi Eclipse GST
1993 Mitsubishi Eclipse GSX
1993 Plymouth Laser RS
1994 Eagle Talon TSi
1994 Mitsubishi Eclipse GS
1994 Mitsubishi Eclipse GST
1994 Mitsubishi Eclipse GSX
1994 Plymouth Laser RS
1995 Eagle Talon TSi
1995 Mitsubishi Eclipse GST
1995 Mitsubishi Eclipse GSX
1996 Eagle Talon TSi
1996 Mitsubishi Eclipse GST
1996 Mitsubishi Eclipse GSX
1996 Mitsubishi Eclipse Spyder GST
1997 Eagle Talon TSi
1997 Mitsubishi Eclipse GST
1997 Mitsubishi Eclipse GSX
1997 Mitsubishi Eclipse Spyder GST
1998 Eagle Talon TSi
1998 Mitsubishi Eclipse GST
1998 Mitsubishi Eclipse GSX
1998 Mitsubishi Eclipse Spyder GST
1999 Mitsubishi Eclipse GST
1999 Mitsubishi Eclipse GSX
1999 Mitsubishi Eclipse Spyder GST
2003 Mitsubishi Lancer Evolution
2004 Mitsubishi Lancer Evolution
2005 Mitsubishi Lancer Evolution
2006 Mitsubishi Lancer Evolution

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1