Description
If you’re building a high-displacement Harley engine and need reliable, precision-engineered internals, the S&S Cycle 1250cc Cylinder Kit delivers the bore and piston combination that serious builders trust. This complete kit eliminates the guesswork of sourcing matched components individually, and S&S’s U.S.-made forged pistons are designed to handle aggressive performance builds without compromise. Whether you’re upgrading displacement or refreshing top-end wear, this kit provides the foundation for consistent, repeatable power.
- 1250cc displacement capacity
- S&S forged pistons
- Coated piston skirts
- Measurement window included
- Accepts 2.00″ valves
- Enlarged valve pockets
- 3-9/16″ bore cylinders
- MLS head gasket
- Base gasket included
- Exhaust gasket included
- Piston rings and wristpins
- Assembly lube provided
- Instructions included
- Made in U.S.A.
- 883 models require XL1200 heads
- Bolt-on installation
- MPN: 9100690







