Key features

• •Fits 1973-1987 "Square Body" Chevrolet / GMC 2WD, 4WD, Full Size C/K Trucks, Suburban, K5 Blazer, Jimmy, Sierra, Scottsdale, Silverado, Cheyenne, C10, C20, C30, K10, K20, K30. That originally came with SBC V8 using Clamshell Mounts. 305 350 400
• •Fits 1988-1998 "OBS" Chevy / GMC 2WD, 4WD, Full Size C/K Series Trucks & SUVS. Suburban, Tahoe, Full Size 2 door Blazer, Yukon, Silverado, Sierra, C1500, C2500, C3500, K1500, K2500, K3500. (GMT400/480 Chassis) That originally came with a Small Block V8 using Clamshell Mounts. 5.0L 5.7L
• •Compatible with ALL Chevrolet LS Series Engines 1997-2014 (99-2013 4.8L,5.3L,6.0L,6.2L Vortec Truck Engines) LS1, LS2, LS3, LS6, LS7, LS9, GM 4.8L 5.3L 5.7L 6.0L 6.2L. Also Fits LSX LM7 LR4 LQ4 LQ9 L33 LH6 L92 L76 L99 L96 L82 L83 L84 L86 L87.
• •Z Whip Adjustable LS Swap Engine Mounts Allow you to swap an LS engine into a 1973 to 1998 GM Chassis that originally had a Small Block Engine that used the Clamshell Style engine mounts. These have ½" Rearward and 2-1/2" Forward Adjustability to help clear Heater Boxes, Brake Boosters, Headers, Oil Pans, ETC.
• •Made in The USA from ¼" USA Made Steel Plate, CNC Laser Cut and Bent on a CNC Brake Press Powder Coated Black with High Quality Zinc Coated Hardware. Mounts are marked with a D & P for driver and passenger side of engine and arrows will point to the front of engine.