Parts Catalog

Replacements
Home / Mercury / Mercury Marine [Updated: Apr. 10, 2026] / Outboard / 2 Stroke DFI (OptiMax) / 200 HP 6 CYL (3.0L) / [0T178500 THRU 0T598999] - USA - Cat.# 90-80348501 / GEAR HOUSING (PROP SHAFT)(COUNTER ROTATION)

GEAR HOUSING (PROP SHAFT)(COUNTER ROTATION)

Parts (51)

#Part NumberDescriptionQtyStatus
- 816575A4 SEAL KIT Gear Housing 1
1 859399T18 GEAR HOUSING ASSEMBLY Basic 1
48 859403 PLUG 1
49 823903 SHIFT CRANK 1 superseded
50 19755T7 SPOOL ASSEMBLY 1 superseded
51 NSS   NOT SOLD SEPARATE SPOOL 1
52 NSS   NOT SOLD SEPARATE SLEEVE 1
53 469501   COTTER PIN 1
54 44491A1 SHIM SET AR disc.
55 828830A2 ADAPTER ASSEMBLY Bearing 1 disc.
56 814653T   BEARING ASSEMBLY Needle Rollers 1
57 815481 THRUST WASHER 1
58 815480 BEARING Thrust 1
59 828696T2 GEAR Reverse (12/21) (1.75:1 - 12/21) 1
60 15844   BEARING ASSEMBLY Roller 1
61 30893 SPRING 1
62 859340T CLUTCH 1
63 30632 PIN Cross 1 superseded
64 828356 PIN Detent 1
65 824111 PROPELLER SHAFT 1 superseded
66 828695A1 GEAR SET Forward/Pinion (12/21) (1.75:1 - 12/21) 1
67 1761514 SPACER SHIM (.206) AR
67 1761515 SPACER SHIM (.208) AR
67 1761516 SPACER SHIM (.210) AR
67 1761517 SPACER SHIM (.212) AR
67 1761518 SPACER SHIM (.214) AR
67 1761519 SPACER SHIM (.216) AR
67 1761520 SPACER SHIM (.218) AR
67 1761521 SPACER SHIM (.220) AR
67 1761522 SPACER SHIM (.222) AR
67 1761523 SPACER SHIM (.224) AR
67 1761524 SPACER SHIM (.226) AR
67 1761525 SPACER SHIM (.228) AR
67 1761526 SPACER SHIM (.230) AR
68 815480 BEARING Thrust 1
69 815481 THRUST WASHER 1
70 828831A3 ADAPTER ASSEMBLY Bearing 1
71 814653T   BEARING ASSEMBLY Needle Rollers 1
72 18448 THRUST WASHER 2
73 15842 BEARING Thrust 2
74 8182911 RACE Thrust 2
75 814605 KEEPER 2
76 31534 O-RING 1 superseded
77 818290T8 CARRIER ASSEMBLY Bearing 1
78 30956T   BEARING Needle 1
79 14077   SEAL Oil (INSIDE) 1
80 76868   SEAL (OUTSIDE) 1 superseded
81 18323 TAB WASHER 1
82 79448 RETAINER 1 superseded
83 76214Q5 ANODE KIT 1
84 806327 SCREW (.437-14 x 1.750) 1 superseded