Sierra Marine Heavy Duty Inboard Starter 18-5907 (No Core)
Starter fits Mercury Marine 3.7-Liter, (165/170/180/190/470/485/488), and 4-Cylinder 3.7-Liter Aluminum block engines with starter solenoid built into body of starter. Also fits Crusader, PCM, Marine Power and others. Rotation: Clockwise / Standard Rotation (right hand). Will also replace back mount clockwise rotation. NIB Inboard Starter/ Replaces Pleasurecraft RA 12208, Crusader 42090, 50-72550A2, 50-7960A3, 50-97499A2 OMC 981289, 982202.