Wiseco Sport Compact HD2 Stroker 85.5mm 10.5:1 CR Pistons | 1996-2006 Mitsubishi Evo 4-9 4G63/4G64 (K669M855AP)

Mitsubishi Evo 4G63/4G64 Sport Compact HD2 Stroker Pistons by Wiseco

Own a 1996-2006 Mitsubishi Evo 4-9 4G63/4G64 and plan on building a motor? Wiseco is proven to make some of the best pistons on the market!

Featuring valve pocket designs that allow maximum flow around valve, also allowing oversized valves ang high lift cams to be utilized and piston crown shapes designed to promote maximum intake charge efficiency thru scavenging mixture “cross flow” during intake and exhaust valve overlap. More fuel and air equals more horsepower!

Their pistons are designed to optimize squish or quench during compression combustion cycle event, resulting in resistance to detonation and pre-ignition. The end product is longer engine life and increased horsepower potential.

Features

• Precision machined ring grooves with proper orifice/accumulator volume.
• Complex piston skirt profiles that reduce power robbing friction.
• Piston crown shapes designed to promote maximum intake charge efficiency.

Benefits

• Resistance to detonation and pre-ignition.
• Longer engine life and increased horsepower potential.
• Providing maximum ring seal and minimizes blow-by and oil consumption.

Applications

• 1996 – 2006 Mitsubishi Evo 4-9 4G63/4G64

What’s In The Box?

• 1 – Set of Sport Compact Pistons
• Piston Rings and Pins

Warranty

• Manufacturer Standard Warranty