Pontiac Grandville 4L70E Engine Parts

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

Jeff tackles the task of installing a Big Block Engine into his 1967 Chevelle. Read about the hardships he faced and some of the tricks he learned to make this installation run smoothly.

Follow along as Jeff installs an early 700R4 transmission for the big block in his 1967 Chevelle. See how this unit is upgraded and converted to a later 30 spline style.

Here's another one of our customer's cars, and this Chevelle has got the look!