Cheap(er) gasoline yep, it is a reality and the lower cost is certainly comforting after crude oil prices sat at record highs for many years. New sources for American oil, which exploration began ...

Side-by-side charts of 4L60E and 4L80E ratios in technical guides show that both share a similar overdrive range, so highway rpm is more a function of axle ratio and tire size than which of the two ...

A few months back we detailed the buildup and testing of our street 4L60E trans with help from our trans man Jimmy Galante and parts from Sonnax and TCI Automotive. But that was only half the battle.

Remember when the "new" 700-R4 came on the scene? Well, the 700-R4 was introduced 30 years ago in 1982 and is still a solid choice for an overdrive transmission for carbureted cars. The GM 4L60E ...

Cheap(er) gasoline – yep, it is a reality and the lower cost is certainly comforting after crude oil prices sat at record highs for many years. New sources for American oil, which exploration began ...