The General Motors 700R4 and 4L60E transmissions have some key differences in their design. You can use those differences to ...

The 700R4, also known as TH700R4, is a General Motors four-speed automatic transmission that was used from 1982 to 1993. Internally called a Hydra-Matic MD-8, it was ...

TH-700R4 IDENTIFICATIONThe TH-700R4 square oil pan stands alone among U.S. auto transmissionsâ no other design is retained by 16 bolts. The top two trans-to-engine mounting bolt holes on Chevy ...

We're roundin' third on our maintenance kick on Truckin magazine's longest-running truck project. What started as simply knocking the dust off our '64 "GMC" to hit some cruises during the great ...

Imagine a late-model, high-tech automatic 4-speed trans with a lower first gear (3.06:1) than the obsolete 2-speed Powerslide, or even the 3-speed TH-350 or TH-400. Imagine the effect of a high-gear ...

Retro-fitting modern, overdrive transmissions into early musclecars is nothing new, and with the rapid raise in gas prices (only two dollars a gallon as this is being written) the trend is sure to ...