Yamaha SJ760 Complete Short Block Race Engine
Selected 760 64X Cylinder complete Short Block with Engine Mount , Exhaust Mount, Ignition Cover, Manifold with Reed Block
Build with balanced Yamaha OEM crankshaft and Wössner High Quality Forged Pistons – original Yamaha Seals and Gaskets
IJSBA STOCK LITE and UIM GP3 legal
You can chose the bore size 85.00, 85.50 or 86.00mm