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Labor Day Putting down your wrenches or time for
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| | | | Joined: Nov 2002 Posts: 21 Apprentice | | Apprentice Joined: Nov 2002 Posts: 21 | Hello I have a sm420 trany and I am going to use 16” stock rims can someone tell me what my RPMs would be at 65 if I was to use a 3.08 blazer rear end, and also for the 3.40 I am not that good at this stuff just trying to find the best way to go. :confused:
Thanks
Truc | | | | | Joined: Jan 2003 Posts: 43 Junior Member | | Junior Member Joined: Jan 2003 Posts: 43 | Curt: Go to www.ring-pinion.com and use the "RPM" calculator. You will enter, 3.08, 65, and the height of your tire. If you don't know the height, there is another calculator to determine this. If your tire is say a 6.00 x 16, measure the diameter of the tire and divide this figure by 3.14 to get the height. Good Luck. Denny | | |
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