Description
Norton Racing Extreme High Lift Superbike Camshafts are the pinnacle of performance in Yamaha R3 camshafts. They will increase horsepower and torque across the entire power band more than any other cam on the market, we have dyno tested them ALL from the Yamaha GYTR cams and all of our competitors. Nobody has beat our Extreme cams.
***Our Norton Racing Extreme camshafts must be installed by a professional. Clearances are very tight in the engine and we are not responsible for damage due to improper installation. Cylinder head may need to be clearanced for the exhaust cam lobes depending on your particular casting.
Our superbike cams are developed through countless hours on the dyno and race track and manufactured to our specs from hard weld brand new OEM cores by the best in the business, Web Cams.
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