KTM 85SX 2003-2025 / TC85 / MC85 Vertex Cast Replica Piston Kit 24212B

Made in Italy Product number: 24212B Fits Models: 85 SX 2003 - 2025 85 SX BW 2022 - 2025 MC 85 2025 MC 85 1714 (2022 - 2025) MC 85 1916 (2021-2025) TC 85 2014 - 2025 TC 85 BW 2025 SPECS: Compression Ratio STD Cylinder Diameter 47 mm Displacement 85 cc Piston Diameter 46.950mm Kit includes: Piston, rings, wrist pin, and circlips Vertex Piston Kits Exact fit A, B, or C pistons match your cylinder bore perfectly to maximize power and performance while reducing blow-by and oil consumption 2-stroke pistons have an 18% silicon content which decreases wear and thermal expansion, allowing for tighter running tolerances for more power, less noise, and longer lifespan High-tech Molybdenum Disulphide (MOS2) skirt coating for reduced wear and improved break-in 4-stroke pistons are forged from either 2618 or 3032 alloys for superior strength and durability Cast and Forged Replica pistons are OE replacements with stock OE compression ratios Cast and Forged Race pistons are unique with only one compression ring Forged Hi-Comp pistons increase compression and power over Replica pistons Forged GP Racer's Choice pistons have T-box forgings, unique dome profiles, surface treatments, and increased compression ratios to produce more power, strength, and durability Big Bore pistons increase displacement and power while maintaining stock compression ratios