GM’s 10-bolt rear axle has been around since the 1960s, here’s how to determine if your junkyard find is worth taking home

GM 10-Bolt Identification and Upgrades | 7.625, 7.5, 8.2, 8.5, 8.6

We can teach you some of the major differences between the Ford and GM-style T5 Flathead transmission adapter kits. We'll also walk you through choosing the correct parts in order to make this installation a breeze!

Adapting Tremec's Popular T5 5-speed Manual to Ford's Flathead V8 Engine

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

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

Check out these tips on T-5 transmissions!

T-5 Transmission 

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

Replacing a G-Body 7.5" Bolt Rear End

Learn about GM alternator identification in our guide. We cover GM 3 wire alternators, 1 wire alternators, and externally regulated so you know what to choose.

GM Alternator Identification

Engine Family Facets

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73-77 GM A-Body Pontiac V8 T56 Transmission Parts

73-77 GM A-Body Pontiac V8 T56 Transmission Parts | Speedway Motors

Shop 73-77 GM A-Body Pontiac V8 T56 Transmission Parts and get Free Shipping on orders over $175 at Speedway Motors.

Quick Time RM-8072 Bellhousing, Buick/Olds/Pontiac T56/LS1

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Quick Time RM-8072 Bellhousing, Buick/Olds/Pontiac T56/LS1