KB Performance Piston 1340cc Evo B.T. Piston Kit | +.010 Inch

KB Performance Piston 1340cc Evo B.T. Piston Kit includes T6 heat treated 390 Hypereutectic cast pistons with 16% silicone levels allowing for extremely tight clearance for long lifespan and minimal piston noise.

Specifications:

• Compression Ratio: 8.5:1 CR
• Piston Weight: 350gm
• Piston Pin Weight: 97gm
• Head Type: Flat top
• Dome: +1.5cc
• Compression Height: 1.375 inch
• Bore: 3.4980 inch
• Stroke: 4.250 inch
• Rod Length: 7.440 inch
• Cylinder Length: 5.550 inch
• Comes with T6 heat treated 390 Hypereutectic cast pistons with 16% silicone levels
• Colour: 

Note: Top compression ring will need additional clearance.

Compatibility: 84-99 1340cc Evo B.T. (NU)