4000 Series
OUTBOARD
4" Inlet & Outlet, Straight Through, 6" Gas Nitrided Steel Gears, Bushing Caps, A Complete Medium Gear Case Assembly & Includes An Oil Lubrication System
Parts Breakdown
4100 Series
OUTBOARD
4-1/2" Inlet & Outlet, Straight Through, 7-1/4" Gas Nitrided Steel Gears, Combo Caps, A Complete Medium Gear Case Assembly & Includes An Oil Lubrication System
Parts Breakdown
2100 Series
OUTBOARD
2" Inlet & Outlet, Straight Through, 4" Gas Nitrided Steel Gears, Bushing Caps, A Complete Medium Gear Case Assembly & Includes An Oiler Lubrication System
Parts Breakdown