Mercury Custom 700R4 Transmission Parts

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700R4 Transmission Complete Guide | Diagrams, HP Ratings, FAQ

700R4 Transmission Complete Guide | Diagrams, HP Ratings, FAQ

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The 700R4 is a great choice when it's time to upgrade your classic car or truck with an overdrive transmission. Here's what you need to know about GM's famous 4-speed automatic.

How to Identify GM Transmissions | 700R4, TH350, 4L60, TH400, 4L80e, Powerglide, & More

How to Identify GM Transmissions | 700R4, TH350, 4L60, TH400, 4L80e, Powerglide, & More

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

Upgrading a 700R4 Transmission - 1967 Chevelle

Upgrading a 700R4 Transmission - 1967 Chevelle

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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.

How to Adapt LS Engine to 700R4 or Turbo 350 Transmissions

How to Adapt LS Engine to 700R4 or Turbo 350 Transmissions

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We show you how to keep that old GM transmission when swapping in an LS engine. Our LS swap adapter kits make it easy!

Mick's 1950 Mercury Custom

Mick's 1950 Mercury Custom

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Mick Rau has a garage full of cool cars, but this Hirohata-inspired Merc is a standout.

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