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Old 01-01-2018, 12:08 PM   #55
BossHogg69
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Join Date: Mar 2009
Location: Pittsburgh, PA
Posts: 2,346
Re: BBC Turbo 400 to LT4 T56

Those rear Michelin's don't stand a chance against the torque they're about to deal with... If I see correctly, they're a 345/30/20? I'm running the same width tires you're running (275 fr/345 rr), but on a 19" rim.
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1969 Chevy CST/10 stepside, DART Big M/TREMEC Magnum Extreme/3.73's w/Detroit Truetrac
1965 Chevy Bel Air Wagon (daily driver), 327/TH350,10 bolt w/3.08's
1961 Chevy Bel Air Sport Coupe, ZZ454/M21/9" rear w/3.50's & Detroit Truetrac
2005 GMC 1500 ccsb 2wd, 6.0L/4L65e/3.73 G80
2006 GMC 2500HD ccsb 4x4, DMax LBZ/Allison 6spd/4.56's w/Detroit TrueTrac

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