Complete 80ci conversion to 83ci big bore kit includes Black cylinders honed and fitted with 10:1 Wiseco pistons and rings and complete top end gasket kit. They are ready to run. This is an easy way to bolt on an increase in horsepower. Kit uses Wiseco 10:1 compression ratio pistons so you can reuse your stock cylinder heads and still run on pump gas. All parts are machined on CNC machinery for precision. These are high quality parts and require no machining to the cases or other modifications – bolt on and go! We inspect all parts before they are shipped to ensure that they are correct.
- 1340cc 80ci to 83 cubic inch Bolt-on big bore kit.
- No machining to the cases or other modifications required
- 10:1 forged Wiseco pistons, pins, clips and rings pre-fitted to cylinders
- Complete American Made top end gasket kit included
- This set comes in BLACK HIGHLIGHTED finish
- Aluminum cylinders with cast in iron sleeve
- Intended to be installed with stock heads stock stroke
- For Harley Davidson Big Twin evolution 1985 – 1999