314730 OMC NUT PINION

The OMC Johnson Evinrude 314730 is an OEM pinion nut that secures the pinion gear on the lower unit drive shaft of Johnson and Evinrude outboard motors from 30 to 300 horsepower. This fastener is compatible with V4 and V6 engines from 1978-2012 including 75-90 HP 3-cylinder ETec, 85-140 HP V4 Crossflow, 75-115 HP V4 60-degree, 90-140 HP V4 Big Foot, and 150-250 HP V6 models. Alternative part numbers include 0777604, 11-35921, and aftermarket equivalents GLM11190 and Sierra 18-3719. Essential for lower unit assembly and gearbox maintenance on vintage Johnson Evinrude outboards.