A big bore cylinder kit (Ø100 mm, 490 cc) engineered to increase performance across the power curve while maintaining reliability comparable to original components. Developed and tested in Italy, it features a lightweight aluminium cylinder with a nickel–silicon coated bore and a complete piston package. Supplied with piston, pin, rings and all required gaskets, and installable without modifications to the engine crankcase.

Features

• Aluminium cylinder with nickel–silicon (motor-nicksil) coating for smoothness and wear resistance


• Developed to increase performance while retaining original-level reliability


• Complete kit including piston, piston pin, piston rings and gaskets


• Components validated through bench and road testing


• Designed to withstand high temperatures, pressures and stresses


• Can be installed without modifications to the engine crankcase


• Use must comply with applicable national regulations

Specifications

• Bore diameter: 100.00 mm


• Bore gain: +4 mm


• Displacement: 490 cc


• Compression ratio: 12.0:1


• Contents: Aluminium cylinder, piston, piston pin, piston rings, gaskets

Cross-Reference OEM Part Numbers

• S4F100000190 (Piston Kit 100)


• P400250160012 (Gaskets Kit)


• S41316178 (Rings)


• S41317057 (Piston Pin)

Vehicle Fitments

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  Kawasaki KX450F 2009–2015