Thread: Big Block Conversion in '72 Blazer ?'s
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Old 02-10-2013, 08:12 PM   #5
1972 Jimmy
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Re: Big Block Conversion in '72 Blazer ?'s
Quote:
Originally Posted by jaros44sr View Post
From what ive seen, youre going to have to massage the firewall where the valve covers hit
How much massaging??? Will a HEI distributor clear??
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