Flywheel Fixed Holding Tool Set For Engines-Flywheel Locking Tools Kit(N40 N42 N43 N45 N46 N51 N52 N53 N54 N73 This flywheel holding tool set is designed for use with engines including models N40, N42, N43, N45, N46, N51, N52, N53, N54, N62, N73, M47TU, M54, M57T2, S85, and W17.The kit functions to secure the flywheel during the loosening and tightening of the crankshaft pulley and flywheel bolts.Constructed from aluminum , the set includes one counterholder, two spacer sleeves, and one reducing sleeve.The components are finished in gray.This tool set is compatible with the specified engine series for maintenance procedures requiring flywheel immobilization.Package contents are limited to the tools listed; no other items are included.