Thread: Exhaust manifold heater flap
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Old 07-03-2020, 08:44 PM   #4
aerotest
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Join Date: Jan 2018
Location: TN
Posts: 104
Re: Exhaust manifold heater flap
Use an impact wrench. The momentary torque is much better for not breaking studs.
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1969 C10 Suburban Custom (Factory 396/TH400, survivor with no rust)
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