Camshaft Basics Cam Lobes
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In a direct comparison, it is easy to see how the LS series camshaft has a much larger base circle than the conventional small block Chevrolet. The LS type cam is on the bottom. The larger core offers several benefits. The larger base circle means the cam is stiffer than the conventional small block cam and offers some other design and strength options that were previously only available on specialty aftermarket racing blocks or specially machined OEM blocks. View Related Article
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