Full Frame Off Restoration. Full Documented Engine Rebuild , Balanced Engine . Brand New Factory Cylinder Block (Not Bored Out ) All Jim Schmidt of JS Motorsport engine parts. Lightweight Pistons and Carillo Piston Rods . Brand New With a substantial loss in weight there is much less Norton Engine Vibration . Engine block case oil pickup area has been machined and altered to increase oil flow which was a huge problem on the high compression Combat Engines. Jim Schmidt Reed Valve Breather that stops Oil Sumping and high pressure build up in the engine which causes oil leaks. JS Radius Camshaft . The bike also has Keihin CR 33 Carbs which get rid off the pathetic stock Amal Carbs . This bike starts on the first kick, and the performance is incredible. Superblend Bearings, Borrani Shouldered Rims, Electronic Ignition, High Performance Coils. New tires, machined wheel hubs by Colorado Norton Works to Allow Seal Wheel Bearings to be installed. The Transmission is also completely rebuilt . New drive chain and sprockets , new battery and the list goes on. Go to JS Motorspor . Com to view Jims parts and technology. This is a easilly a $7000.00 Engine like no other on the market.PLEASE GO TO VINTAGE BIKE OC and search pictures for multiple pics of the bike.