This 4 bushing kit can be used to advance the cam for more low end torque and midrange horse power. They can also reduce excessive low end torque and increase top end horse power by retarding the cam. Fits Chevrolet 283-454 cu. in, all Chrysler B-Block. 1, 3, 5, 7 degrees plus 0 degrees.Pit Stop USA offers Mr. Gasket Advance & Retard Cam Bushing Kit - Chevy V-8 , Mopar "B" Block - Includes 1, 3, 5, 7, 0° Bushings 85B at low everyday prices. Be sure to check out all of our products from Mr. Gasket including Mr. Gasket Cam Degreee Bushings.
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