Delco Bottom Mount PMGR used on Mercruiser, OMC & Volvo Penta with 12 3/4" Flywheel, 9-Tooth CW 

IF YOU ARE UPGRADING FROM AN EARLY PRIOR TO 1994 FULL SIZE STARTER YOU WILL NEED TO USE NEW BOLT KIT # BK96 TO MOUNT STARTER 10106

PMGR HI TORQUE STARTER FIT: Mercruiser; OMC; Volvo
4-8 Cyl GM Engines with 12 3/4" Flywheel
Drive End has Straight Across Bolt Patteren
Marine Power #0172-000
Mercruiser # 50-806963A2& A4; 50-806965A2; 50-812429A2;50-806965A2; 50-812429A2
Volvo# 3854750 & 3856003
OMC# 988217; 3954750; 3850526; 3855882; 3858463; 3856003
Delco#9000763; 9000820; 9000822

Arco# 30460
Sierra# 18-5919.