The Driveway Engineer guides you through doing basic checks on a 4L80E donor transmission including fluid inspection and air checks…
How To Tell If Your Junkyard 4L80E Is Any Good
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Technical Info
Popular Automatic Transmission Dimensions
So you want to replace the transmission in your classic or custom? How do you know what will even fit? This handy chart will help. [More…]
How To & DIY
Change TH350 & TH400 Shift Points with an Adjustable Vacuum Modulator
The B&M GM TH400 and TH350 Vacuum Modulator is fully adjustable, allowing you to customize the shift points (within a range of 2-4 mph). [More…]
Technical Info
Popular Automatic Transmission Identification Chart
Popular automatic transmission identification chart for Chrysler, Ford, and GM Automatic Transmissions with pan diagram. [More…]