Features: 1.OE Number: The referencing OE number of this engine crankshaft pulley is 25264, which is molded and designed depend on the original data. 2.Fitment: The harmonic balancer installer tool set is applicable for 5.3 L 5.7 LS1 6.0 LS2 6.2 LS3 7.0 L Engine, for 3.5 L V6, 3.6L V6, 4.7 L V8, 5.7 L V8, and 6.1 L V8. 3.High Efficiency: With precision design, the harmonic balancer can be directly removed without disassembling the radiator, saving time and effort. 4.Solid Construction: Made of high strength steel material, resistant to abrasion, wear proof, anti impact, the pulleys are made to last long. 5.No Threaded Holes Required: The clip in design can grip the balancer pulley securely without bolting into the harmonic balancer, makes it easier to operate. Specification: Item Type: Harmonic Balancer Puller_x000D_ OE Number: 25264_x000D_ _x000D_ Material: Steel_x000D_ Fitment:_x000D_ Fits for 5.3 L, 5.7 LS1, 6.0 LS2, 6.2 LS3, and 7.0 L engine_x000D_ Fits for 3.5 L V6, 3.6L V6, 4.7 L V8, 5.7 L V8, and 6.1 L V8_x000D_ Note: _x000D_ Not applicable to 1997 or earlier LT (5.7L LT1