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retro roller camshaft

  1. Help Grinding 406 Connecting Rods/Bolts For Roller Cam Clearance?

    Engine
    So I’m in the middle of a SBC 406 top end upgrade with the engine block still in the car consisting of new AFR heads and a new retro-roller camshaft. The first retro-roller camshaft once installed and indexed would not clear the number two (I believe) connecting rod. It would lock the engine at...
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