Product details:
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 250cc Bore - Standard 77.00mm Bore - Actual 77.00mm Bore - Oversize STD Stroke 53.60mm Compression Ratio - Actual 14 1 Dome Type Domed Skirt Coating ArmorGlide Item Contents 7700YC - 77.00 mm Ring Set .8 x 1.5mm CW16 - ROUND WIRE PIN LOCKS 16MM (PAIR) S677 - PistonPin 16 x 40mm NonChromed TW
