'77 Cutlass Thermostat Housing
July 31st, 2018, 06:06 AM
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Join Date: Sep 2017
Location: Broken Arrow, Oklahoma
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'77 Cutlass Thermostat Housing
On a '77 Oldsmobile 350 engine Thermostat Housing w/Bypass, what is the difference between the DY12 etc...? Even though the part numbers are still the same 409038.
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wcourt3010
Small Blocks
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April 13th, 2015 12:10 PM
