Differential Cover Bowtie Emblem Model Fits GM 7.5 Aluminum Black Crinkle Chevrolet Performance Parts Carburetor Throttle Shaft Kit put it in the vise

put it in the vise and start testing

All necessary plugs are included for one complete engine block

41:1 gear reduction

Dyno-Proven Horsepower and Torque Gain

which one is heavier

Differential Cover Bowtie Emblem Model Fits GM 7.5 Aluminum Black Crinkle Chevrolet Performance Parts Carburetor Throttle Shaft Kit put it in the viseReinforced lightweight aluminum rear end cover designed to strengthen the rear housing case in heavy torque situations. The familiar Bowtie Emblem is raised and precision milled on a black crinkle coated surface. Each cover includes two bolts to stabilize bearing main caps, a fluid capacity plug, a magnetic drain plug, and Grade 8 mounting bolts. Exterior of the cover has a black crinkle finish. Sold individually. Product Details: Differential Cover