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Old 11-30-2015, 04:23 PM   #15
67 chevelle
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Join Date: May 2013
Location: WEST PALM FLORIDA
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Re: Swap "granny gear" 4speed to a m20 4 speed muncie

You will be fine with 308s if you switch to 373s you highway rpms are really going to climb unless you keep the overdrive
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68 Long Fleet , ly6 , turbo 350 , 3-5 drop , original paint , front discs
67 Small window , 7 foot bed , tweaked 6.0 LSX 2004R Medium Olive
58 Apache fleet , 235 , offy intake , dual exhaust , 4 on the floor , red/white
69 Long Fleet , Custom , 6.0, 4l60 , AC , Medium Olive
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