August 7, 2026

The LS accessory drive you choose sets your belt path and your clearance to the frame, steering box, hood and radiator. Truck, Corvette, and F-body layouts are spaced differently and are not freely mix-and-match. Here’s how to pick the right one for a swap and avoid pulley-alignment headaches.

The #1 LS-swap oil-pan mistake is choosing by “front-sump vs rear-sump” instead of by chassis. Here’s what actually determines pan fit — crossmember, steering, engine position, and 2WD vs 4WD front-diff clearance — plus the real story on the Holley 302-2 and how to pick a pan for a Squarebody, OBS, or GMT800.