Compatible with GM engine models: 5.3L, 5.7 LS1, 6.0 LS2, 6.2 LS3, 7.0L , compatible with Chrysler,Dodge,Jeep engine models: 3.5 L V6, 3.6L V6, 4.7 L V8, 5.7 L V8, 6.1 L V8. Not applicable to 1997 or earlier general LT (5.7L LT1<4) series engines (threaded holes), not applicable to 2018 and newer Coyote balancers. The harmonic balancer puller adopts a "clamp-in" design, which can be disassembled without connecting the puller bolts to the balancer, which helps removing the balancer quickly and easily. Constructed from high quality carbon steel material , it is solid, durable and no deformation . .