Husqvarna 372XP Chainsaw Cryogenically Hardened Crankshaft NEW 503 72 91-76 briggs&stratton Part Name: flywheel

Part Name: flywheel

Complete 47mm bore

Part # A411000242

Super EZ Auto

056 Magnum

Husqvarna 372XP Chainsaw Cryogenically Hardened Crankshaft NEW 503 72 91-76 briggs&stratton Part Name: flywheelCrankshaft and rod assembly with main case bearings (738 22 02 25). 503 72 91 76. New parts that we have had cryogenically freeze treated for greatly improved hardness and durability. Read up on cryogenic hardening on wikipedia here. The main bearings are high quality, import, traditional C3 speed rated ball bearings. The crankshaft is a replacement Italian made crankshaft that meets (and we feel even exceeds original quality). The cryogenic hardening