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Will one of these thinds mildly turned up motivate my 3/4 ton 86 chevy 4x4 with 3.73 gears and 35" tires. I trying to locate one with a turb 400 and Im wonderinf if the engine will pull it with a 1 to 1 trany ratio and this big of tire?
 

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pull it? sure, they were in 7klb step vans with 17Klb GVW ratings.

will you be able to cruise at 70-75 on the highway? not to comfortably. I don't know the numbers off hand, but there is a calculator in the FAQ's to figure it out.

HTH.
 

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Will one of these thinds mildly turned up motivate my 3/4 ton 86 chevy 4x4 with 3.73 gears and 35" tires. I trying to locate one with a turb 400 and Im wonderinf if the engine will pull it with a 1 to 1 trany ratio and this big of tire?
It will pull it, but your on the governer around 65-70. Good for cruzin at 50.
 
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