Wiseco Pro Lite Piston Kit 66.50mm. See Fitment Chart For Vehicle Model Fitment.

Lightweight forging for instant throttle response and maximum torque . Computer engineered piston skirt profiles provide minimal cylinder wall friction . Piston kit includes piston, rings, wristpin and circlips.

• Lightweight forging for instant throttle response and maximum torque .
• Computer engineered piston skirt profiles provide minimal cylinder wall friction .
• Piston kit includes piston, rings, wristpin and circlips.

Specs:

Oversize: +0.50mm

Bore Size: 66.50mm

Compression Ratio: Standard

Fits the following models:

HONDA ATC 250R 1985-1986
HONDA TRX 250R FOURTRAX 1986