The Cornwell Tools Universal Fan Clutch Holder, No. SLC61600, is designed to work with all water pumps that have bolts holding on the pulley pump. This tool is designed for a variety of applications including: GM 3.5L Vortec 5 cylinder, 4.2L Vortec 5 cylinder, 4.2L and 4.3L, 2.2L 4 cylinder, 4.3L V6 S10, 4.3L V6, 5.0L V8, 5.7L V8, C1500, C2500, C3500, K1500, 5.7L V8, 2.8L 4 cylinder, 3.5L 5 cylinder, 4.2L 6 cylinder, Astro and Safari, Blazer, Jimmy, Bravada, Sonoma, Isuzu Hombre, Suburban, Tahoe, Envoy, Escalade, Denali, Sierra and more.