Thread: Crank/balancer issues when adding vintage air?
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Old 09-16-2019, 01:45 PM
Joe's Garage Joe's Garage is offline
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Join Date: Oct 2016
Location: Las Vega$, NV
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Default You shouldn't have to drill or tap anything on the 1967 Pontiac engine.
Pulleys bolt on and balancers have a retaining bolt from the factory.

Good luck!

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