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1985 Chevrolet Blazer 85 A5 7 And 700r4 Trans Change Want Put 454

75,000 MILES
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ANONYMOUS
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I have 85 Blazer with a5.7 & 700r4 trans . Do I have to change the trans if I want to put a 1985 454 in it
Mar 25, 2013 at 4:00 PM
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ASEMASTER6371
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  • 52,796 POSTS
i would as it will need a stronger trans to support the 454

Roy
Apr 24, 2013 at 11:27 AM
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