If you're ready to swap an LS engine into you '73-'87 Squarebody Chevy or GMC truck, here's a guide to get you started and a parts list to help you get everything you need for your swap.

Squarebody LS Swap Guide | 73-87 C10 Parts List

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

Transmission Interchange List Chevy, Ford, Mopar V8 Compatibility

How to plan and execute a LS swap into any 1973-1987 Chevy/GMC K10 pickup truck.

Squarebody LS Swap Guide | 73-87 K10 Parts List

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

Transmission Replacement on a 55 Chevy

Heath P. tells his story on how the passion for 'hot rodding' was instilled in him by his grandfather. From driving tractors on their family farm to becoming a Ford family, you are in for a good read.

For the Love of the Flathead V8

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Replacing GM Rear End Spherical Bushings

Engine Family Facets

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Square Body C/K Series LT Chevy Transmission Parts

Square Body C/K Series LT Chevy Transmission Parts | Speedway Motors

Shop Square Body C/K Series LT Chevy Transmission Parts and get Free Shipping on orders over $175 at Speedway Motors.

Hooker BHS550 BlackHeart Trans Crossmember, 73-87 GM Truck T56

Material Type

Sold in Quantity

Finish

Transmission Mount Included

Crossmember to Frame Bushing Included

GTIN Code

MFG. Part #

T56, Steel, Powder Coated

Lakewood LK5000K LS Engine Bellhousing Kit, Muncie/Saginaw/TKO

Color

Hardware Included

Transmission Type

Clutch Fork Included

Adjustable Fork Pivot Recommended

Block Plate Included

SFI Rating

Depth

Overall Height

Clutch Operation

Clutch Diameter

Flywheel

Product Type

Inside Diameter

Notes

Universal Fit, 6.45" Overall Height, 6.45" Depth

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Square Body C/K Series LT Chevy Transmission Parts

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Hooker BHS550 BlackHeart Trans Crossmember, 73-87 GM Truck T56

Lakewood LK5000K LS Engine Bellhousing Kit, Muncie/Saginaw/TKO