LS Conversion Motor Mounts Universal, adjustable engine mounts give maximum adjustability for installing your LS engine into many 1973-1998 Chevy cars and pickup trucks. Allows up to 3” fore and aft adjustment. Works with 1988-98 OBS Chevy and GMC trucks Works with 1973-87 Square Body Chevy and GMC trucks 2WD, 4WD, full size C/K series Silverado and Sierra plus SUVs such as Tahoe, Suburban and Yukon Works with 1973-92 Camaro and Firebird Works with 1974-96 Caprice and Impala May work with other GM vehicles originally equipped with “clam shell” style motor mounts Fits all Gen 3 and Gen 4 LS engines LS1, LS2, LS3, LS6, LS7, passenger car engines LM7, LQ4, LQ9, L92, Vortec truck engines 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L Engine brackets are coated black and labeled “driver’s side” and “passenger’s side”. Kit includes all needed zinc-plated hardware. AC compressor pictured is a Sanden Mini compressor mounted by our Low Mount AC bracket in Corvette spacing.