617318 - DESCRIPTION OF COMPONENTS

CRANKSHAFT

Specifications

Type

Forged in high-strength alloy steel, with induction hardened pins and rolled grooves.Resting on six main bearings with interposed half-bearings divided into three size categories.Crankshaft axial clearance is adjusted by two half-rings housed on the third main bearing.Ten counterweights balance the crankshaft rotary masses with precision.A channel running along the length of the crankshaft lubricates the main journals and crankpins.A phonic wheel is fitted at the rear for the rpm sensor.