Mercury Mariner V-250 V-275 Outboard Service Shop Manual 1990, Page 229Get this manual
GEAR HOUSING (PRO PELLER SHAFT) REFNO1 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 DESCRIPTION GEAR HOUSING SHIFT CAM TRIM TAB BOLT CAM FOLLOWER CLUTCH ACTUATOR ROD SPRING (2 EACH) WASHER PIN BEARING ADAPTOR ASSEMBL' ROLLER BEARING THRUST WASHER THRUST BEARING REVERSE GEAR ROLLER BEARING DETENT PIN (2 EACH) CLUTCH DOG CROSS PIN SPR ING (2 EACH) FORWARD GEAR SPACE SHIM THRUST BEARING THRUST RING ORI NG BEARING ADAPTOR ROLLER BEARING THRUST WASHER (2 EACH) THRUST BEARING (2 EACH) PROPELLER SHAFT BEARING CAR RIER ROLLER BEARING OIL SEAL (2 EACH) KEY TAB WASHER COVER NUT THRUST HUB CONTINUITY WASHER SPUN ED WASHER TAB WASHER PROPELLER NUT BOLT (2 EACH) WASHER (2 EACH)