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Member
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Dec 6 2013 11:27am
use this to calculate metric tire sizes
http://www.tacomaworld.com/forum/tirecalc.php
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Dec 6 2013 11:54am
Quote (IB0T @ Dec 6 2013 10:54am)
I googled it because this conversion is something i can neer remember. And i got 33s for 315 . google told me


people on this forum
http://powerstrokenation.com/forums/showthread.php?t=27444
are suggesting a 315/75/16 is roughly a 35 inch tire

idc really, I didnt make this thread to argue/brag about my tire size but you had me curious
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Dec 6 2013 12:06pm
You guys missed the part where he was doing between 85 and 90mph when he got 8mpg. It wouldn't take much of that with a 360 to ruin the average on a tank. I think my dad averaged 14 with his 318 RCSB 2WD 99 Ram when it was new. He had it about 2 years. 3 transmissions later he sold it.
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Dec 6 2013 12:15pm
also, u need to recalibrate the speedo, it shouldn't be that hard
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Dec 6 2013 12:31pm
Quote (FMX_89 @ Dec 6 2013 01:06pm)
You guys missed the part where he was doing between 85 and 90mph when he got 8mpg.  It wouldn't take much of that with a 360 to ruin the average on a tank.  I think my dad averaged 14 with his 318 RCSB 2WD 99 Ram when it was new.  He had it about 2 years.  3 transmissions later he sold it.


HOPEFULLY this trans last a few more years, then I can buy me a new dodge with the hemi :D
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Dec 6 2013 02:37pm
Quote (F150 @ Dec 6 2013 09:54am)
idk man, my 1974 F100 on 39s with a 5.9 BB gets better than 10 something is wrong there if you are only getting 10 and not beating the shit outta it you need to investigate wtf is going on


but im pretty sure 315/75/16 are 35s and a 305/75/16 is a 33
my old Z71 had 305s and they was 32.9 inches (close enough to be 33s IMO)

but you can take it to a shop to have it re-calibrated to the tire size


When did you put 39's on it?
Last I seen you didn't know how to change a u-joint :lol:
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Dec 6 2013 05:05pm
Quote (TSL @ 6 Dec 2013 16:37)
When did you put 39's on it?
Last I seen you didn't know how to change a u-joint  :lol:


its always had 39s on it, and ofc i know how to change a U-Joint :P ive had to do it hundreds of times on me chevy
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