Wiseco Piston Kit Standard Bore 54.00mm - 765M05400 | Yamaha YZ125 1997-2004

Features:

• Forged from high-silicon aluminum alloy for maximum strength and dependability.
• Innovative forging design and piston skirt provide maximum horsepower and torque.
• Wiseco High-Performance piston kits are priced with piston, rings, pins and circlips (unless noted otherwise).
• Oversize pistons require cylinder sleeving.

Specifications:

• Displacement: 125cc
• Bore - Standard: 54.00mm
• Bore - Actual: 54.00mm
• Bore - Oversize: STD
• Stroke: 54.5mm
• Treatment: Hard Coat Annodize
• Note: Racers Choice
• Note: GP Series
• Note: Ceramic Composite Bore
• Note: Cylinder deglazing required
• Note: No Intake Window
• Note: Pinned on centerline

Item Contents:

• 2126CS - 54.00 mm Ring
• CW15 - ROUND WIRE PIN LOCKS 15MM (PAIR)
• S632 - PistonPin 15 x 47mm NonChromed TW