For once, maybe we should cut the Blue Oval loyalist some slack. Sure, many of them would rather swallow their pride and bolt a venerable GM automatic behind their motors instead of taking their ...

For Part 3 of our Serious 7.3L Upgrades series, we found ourselves beefing up our ’97 F-350’s automatic transmission. How long your E4OD (’94½ to ’97) or 4R100 (’99 to ’03) transmission lasts behind ...

Should I Build A 301?Good day and great magazine! I have a '69 Bird and a '71 Formula 350, both of which need TLC. I want to pick your brain about a couple of topics-some of them most people wouldn't ...

It's the 4L80E that’s become the go-to choice for backing a big-power/big-torque engine, and for good reason. With its roots in the TH400, which was used with GM’s biggest-torque big-block engines of ...