Please supply existing crankcase number soe we can supply the correct type for your bike.

Please contact us to discuss your engine bottom end requirements. Bottom ends are supplied with conrods and flywheel and a loose cylinder stud set. We offer various levels of inspection and work. All parts are covered by our usual 6 month's warranty and we can supply all the gaskets, seals, cam chain kits and other replacement items. We can offer bottom ends for rebuild or, workload depending, do much of the work for you. Please allow for some preparation time when ordering.