The A-904 and A-727, debuting in 1960 and 1962, respectively, are 3-speed automatic Chrysler TorqueFlite Transmissions. In Mopar circles, they have become synon

This book provides step-by-step instructions for how to modify Chrysler's 904 Torqueflite automatic transmission for drag racing, road racing, and circle racing

At one time, if you wanted big horsepower in your Mopar muscle car or truck, your choices were limited to a big-block swap or a coveted Hemi. At the very least,

Now 60 years old, your Slant Six could probably use some freshening up. Slant Six engine expert Doug Dutra has produced this volume to walk you through every as

Naturally aspirated Mopar Wedge big-blocks are quite capable of producing between 600 to 900 horsepower. This book covers how to build Mopar's 383-, 400-, 413-c