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S&S Cycle

S&S Cycle Royal Enfield 650 Twin High-Compression 11 To 1 Piston Kit

Regular price $514.95
Regular price Sale price $514.95
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These high compression pistons feature a 7cc raised dome to achieve a compression ratio of 11:1 (from 9.5:1). Higher compression is a key factor in increasing performance.

  • Stock Bore X Stroke = 78 x 67.8mm, S&S 650 HC Kit = 78 x 67.mm
  • Stock Compression Ratio = 9.5:1, S&S 650 HC Kit = 11.0:1

This Part Fits:

Year Make Model Submodel
2019-2022,2024 Royal Enfield INT650 Base