Wiseco K675M85AP High-Performance Forged Piston Kit 85mm Bore 4G63 Gen 2

The Wiseco K675M85AP is a high-performance forged piston set designed for Mitsubishi 4G63 Gen 2 engines, featuring an 85.00mm bore, 28.70mm compression height, and 0.866-inch pin diameter. This complete piston kit delivers a 9.5:1 compression ratio with a -4cc dome shelf design, making it ideal for turbocharged and high-performance applications.

Key Specifications:

• 85mm (3.346 inch) bore diameter
• 28.7mm (1.130 inch) compression height
• 22mm pin diameter
• Compatible with standard 88mm stroke crankshaft and 156mm long rod
• Also works in 100mm stroker applications with stock 150mm connecting rod
• Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength

Advanced Features:

• ArmorGlide® Skirt Coating for reduced friction
• Made from dedicated forgings produced in-house for superior strength and optimal design
• Specially designed valve pockets, complex dome and crown shapes, steel nitride/napier rings and optimized skirt profiles
• ArmorGlide® coating material reduces friction and noise while freeing up horsepower

Wiseco pistons are engineered, forged, and machined on cutting-edge equipment in the U.S. at Wiseco's Mentor, Ohio manufacturing facility. Wiseco uses the latest design technology to manufacture some of the best aftermarket performance forged pistons on the market, making this kit an excellent choice for engine builders seeking proven reliability and performance.