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Truck Engine Tuning & Upgrades

4 Wheel & Off Road's 4x4 tech articles about 4x4 truck engines including engine swap how-to, exhaust systems, fuel system & intake upgrades and truck engine tuning.
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Off Road Blog

 
54 Jeep
It seems there's more than one of us on staff that has problem with old vehicles, I'm in the same... more
 
Daily Dose of Old Truck
I have a problem. ... more
 
09 Suzuki Equator
Last Tuesday I picked up an 09 Suzuki Equator from the company’s press fleet. I’ll have this... more
 
Ford750
I was on a trip to Oregon this week and came across this awesome example of a rugged work... more

Off Road Forum

 
gas mileage for daily driver trucks
Just thought maybe you guys could write an article on how to improve gas mileage, for those of us... more
 
Whats the biggest ratio i can go in a GM 10 bolt?
I have an 88 K-5 Blazer and it has 3:73 gears in it and i would like to put 4:56 instead. I run the... more
 
1976 350 knocking...need help !! :)
my 1976 350 is knocking...only when you accellerate though...it dosent do it when its idleing or at... more
 
Stripped lug nut
Its a 88 ranger with Aluminum rims and the threads are stripped. the lugs will not com off.I am... more