Wiseco Forged Series Piston Kit - 4163M08950 Honda XL500S / XR500R / Ascot / XL500R 1979-1983 Brand_Rick's Motorsport Electric pre-mounted compressor assembly

pre-mounted compressor assembly

2023-2026 KTM 150 XC-W 2017-2020 KTM 250 EXC-F 2017-2018

longer primary chain

and seat shims

Wiseco Forged Series Piston Kit - 4163M08950 Honda XL500S / XR500R / Ascot / XL500R 1979-1983 Brand_Rick's Motorsport Electric pre-mounted compressor assemblyFeatures Designed and built for 4 stroke engine models Kit includes piston, piston rings, wrist pin(s) and circlips Made in the USA Specs Compression Ratio 12. 0: 1 Displacement 497 cc Units Kit Bore Size 89. 50 mm Model Forged Series Product Name Piston Kit Riding Style Street Skirt Coating Non Coated Bore Oversize +0,50 mm Piston Diameter 89. 45 mm Riding Style Off Road Engine Type 4 Stroke Bore Oversize +0. 50 mm Stroke Length 80. 00 mm Piston