- 650c.C. To 750c.C. Big Bore Conversion Kit
- No Machining Required
- 9:1 Compression Pistons
- Gasket Kit Included
- Made In England
The ever popular Triumph big bore kit, increase your displacement and power! This kit includes everything you need to install, this kit is bolt-on: no machining required! Fits unit 650 Triumph 1963 – 1972.  Included is a 750 c.c. barrel, pistons, rings, wrist pins, copper head gasket, and gasket kit. The pistons that come with this kit have a compression ratio of 9:1.
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