Many balancers found on for GM and for Chrysler/for Dodge do not have tapped holes, this tool features a "clip-in" design allowing removal without bolting the puller to the balancer. 【Compatibility 】Compatible for GM engine models: 5.3L, 5.7 LS1, 6.0 LS2, 6.2 LS3, 7.0L, compatible for Chrysler, for Dodge, for Jeep engine models: 3.5 L V6, 3.6L V6, 4.7 L V8, 5.7 L V8, 6.1 L V8.