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or BBC engines featuring aluminum heads/intake will maintain a level stance
QA1 offers Tuning Kits to revalve and repair a variety of circle track shocks
This adds loads of strength in all the right places
Also used in clutch-type limited slip differentials in racing for maximum lock up-some users add Limited Slip Friction Modifier in small doses to customize slippage
Engine Valve Stem Oil Seal Set Adapters - Tube or BBC engines featuring aluminumviton valve seals are an excellent choice in performance applications. The 517 seals have a . 545" OD and fit applications with 11 32" valves and . 500" OD guides.
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