Modern GM transmissions can be more than a little tricky with all the wiring and tuning involved, but nobody said it needed to be that way. If only there were a little computer you could slap on your ...

I am building a '49 Chevy panel truck with mostly junkyard parts. What do I have to do to use a 700-R4 trans with a carbureted 350 engine? The trans is new enough that it has a lot of wires going to ...

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.

The 4L60E and 4L80E are two of General Motors’ most discussed automatic transmissions, and the choice between them shapes how ...

You likely had one of two reactions when you read "4L60E." It was either a slight shrug as you vaguely remembered that you had a 4L60E in your reliable, daily-driven ...

Next, we needed to connect the column shifter to the new trans. Shiftworks offers a Kugel Komponents universal rod that uses a stainless steel shaft with adjustable spherical bearings on both ends ...

The 4L60E and 4L80E were both developed by GM, and there are many similarities in their designs. However, there are key ...