Compatibility: Fits 1990-later: 3.0 L6, 3.0 t V6, 3.3 V6, 4.0 V8, 4.3 V8, 4.7 V8. Fits 1996-later: 3.0 V6, 3.3 V6, 4.0 V6, 4.7. Fits 4 Cylinder: 1983-1995 22RE, 1995-2004 and 1995-2004 3RZ Application: Helps remove and install the crank bolt on engines, so removing the extremely tight bolt is no longer a problem. Premium Quality: Made of high-quality materials to provide sufficient strength and durability, the powder coating of this tool is resistant to cracking, abrasion, rust, and damage from chemical exposure. Easy to Use: Use an inch drive impact wrench and a 22mm impact socket to turn the crank bolt. When installing the pulley, you must bolt the pulley holding tool to the pulley with the two bolts provided, plug a drive breaker bar into the tool and orient the breaker bar upward inside the engine compartment, then tighten the crank nut. Name: Harmonic Damper Pulley Holding Tool Type: Engine Harmonic Balancers Use: Factory specifications require up to 280 lbs of torque to properly