YWR1037Each Power built Installer Kit includes step-by-step usage instructions and photos showing the tool in use. Instruction sheets are laminated to resist staining and are permanently fastened to the case. All instructions are developed by a professional repair manual writer. Features: * Kit 45 includes 33-piece for removal and installation of harmonic balancers with threaded holes * For use on many US made V6 and V8 engines * Includes special puller for removal of the crankshaft pulley on many 1990 and newer chryslers engines * Storage case includes usage photos and instructions * Lifetime limited warranty * Dimensions: 13.63"" H x 15.88"" W x 3.25"" D