Parts for Mercury Marine 4 / 5 HP Gear Housing Components

Revise Search: All Models > 4 / 5 HP > 0A855097 - 0G710612 (USA) > Gear Housing Components

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View diagram and parts list below. Tap to zoom. Scroll down to order.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

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COMPLETE GEARCASE?
• Aftermarket gearcase may be available for less than $900 USD. 70 HP+ only. Please call.

Engine section

Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

#	1668-825132A 2	GEAR HOUSING ASSEMBLY (1 required per assembly) (BLACK SHORT)
		1668-825132A 2 - Gear Housing Assembly [ More info ] Unavailable
		1668-825132T15 - Gear Housing Assembly [ More info ] Unavailable
		16008M0122302 - Gear Housing [ More info ] $550.00 Available to Order: Usually ships within 10 days.
#	1668-9621A 3	GEAR HOUSING ASSEMBLY (1 required per assembly) (SAILMATE)
		1668-9621A 3 - Gear Housing Assembly [ More info ] Unavailable
		1668-9621T 3 - Gear Housing Assembly Complete, Nl [ More info ] $108.00 2 In Stock.
#	1668-825133A 3	GEAR HOUSING ASSEMBLY (1 required per assembly) (GRAY LONG)
		1668-825133A 3 - Gear Housing Assembly [ More info ] $165.00 1 In Stock.
#	1668-825132A 3	GEAR HOUSING ASSEMBLY (1 required per assembly) (BLACK LONG)
		1668-825132A 3 - Gear Housing Assembly [ More info ] Unavailable
		1668-825132T16 - Gear Housing Assembly [ More info ] Unavailable
		16008M0122307 - Gear Housing [ More info ] Unavailable
		16008M0155373 - Gear Housing B L [ More info ] $400.00 Available to Order: Usually ships within 10 days.
#	27-95220A 2	SEAL KIT, Gear Housing (1 required per assembly)
		27-95220A 2 - Gear Housing Seal Kit [ More info ] Unavailable
		278M0082882 - Gasket Set [ More info ] Unavailable
		278M0134073 - Gasket Set [ More info ] Unavailable
		27-8M0155392 - Gasket Set [ More info ] Unavailable
		278M0188431 - GASKET SET [ More info ] Unavailable
#	1668-9621A 2	GEAR HOUSING ASSEMBLY (1 required per assembly) (SAILPOWER)
		1668-9621A 2 - Gear Housing Assembly [ More info ] Unavailable
		1668-9621T 2 - Gear Housing-S/POWER [ More info ] Unavailable
		1668-9621T 5 - Gear Housing Assembly [ More info ] Unavailable
#	1668-825133A 2	GEAR HOUSING ASSEMBLY (1 required per assembly) (GRAY SHORT)
		1668-825133A 2 - Gear Housing Assembly [ More info ] Unavailable
		1668-825133T 2 - Gear Housing Gray [ More info ] Unavailable
#	16159A 1	REPAIR KIT, Water Pump (1 required per assembly)
		16159A 1 - Water Pump Repair Kit [ More info ] Unavailable
		16159A03 - Water Pump Repair Kit [ More info ] Unavailable
		8M0155395 - Water Pump Repair Kit [ More info ] $57.00 4 In Stock.
		5041691 - Spring Pin [ More info ] $74.96 Available to Order: Usually ships within 10 days.
		5040224 - Water Pump Repair Kit [ More info ] $72.92 Available to Order: Usually ships within 10 days.
#1	45-16135 1	DRIVESHAFT (1 required per assembly) (SHORT)
		45-16135 1 - Drive Shaft [ More info ] Unavailable
		458M0076367 - Drive Shaft [ More info ] $225.00 Available to Order: Usually ships within 10 days.
#1	45-16136 1	DRIVESHAFT (1 required per assembly) (LONG)
		45-16136 1 - Drive Shaft [ More info ] Unavailable
		45-8M0076368 - Drive Shaft [ More info ] $223.50 Available to Order: Usually ships within 10 days.
#2	30-95347	BEARING (1 required per assembly)
		30-95347 - Ball Bearing [ More info ] $27.00 Available to Order: Usually ships within 10 days.
#3	28-16155	KEY (1 required per assembly)
		28-16155 - Key [ More info ] $3.80 6 In Stock.
#4	43-16138	GEAR (1 required per assembly)
		43-16138 - NLA-Gear Set Part Number 438M0122680 [ More info ] In Stock
#5	27-16164	GASKET (1 required per assembly)
		27-16164 - Lower Water Pump Housing Gasket [ More info ] Unavailable
		27-16164003 - Water Pump Housing Gasket [ More info ] $6.50 5 In Stock.
#6	15-16163 1	SHIM, (0.1) (AR required per assembly) SN# USA-0G574242/BEL-9973100 & Up
		15-16163 1 - Shim [ More info ] $5.10 Available to Order: Usually ships within 10 days.
#6	15-813276 1	SHIM, (0.15) (AR required per assembly) SN# USA-0G574242/BEL-9973100 & Up
		15-813276 1 - Shim [ More info ] $8.50 Available to Order: Usually ships within 10 days.
#6	15-16163	SHIM (0.1) (AR required per assembly) SN# USA-0G574241/BEL-9973099 & Below
		15-16163 - Shim [ More info ] Unavailable
#6	15-813276	SHIM (0.15) (AR required per assembly) SN# USA-0G574241/BEL-9973099 & Below
		15-813276 - Shim [ More info ] Unavailable
#7	26-16162	SEAL, Oil (1 required per assembly)
		26-16162 - Seal [ More info ] $19.00 2 In Stock.
#8	46-826053	HOUSING (LOWER) (1 required per assembly)
		46-826053 - Water Pump Housing [ More info ] $9.00 1 In Stock.
		46-826053T - Water Pump Housing [ More info ] $52.31 1 In Stock.
#9	16165	RETAINER (1 required per assembly)
		16165 - Retainer [ More info ] $6.70 Available to Order: Usually ships within 10 days.
#10	10-823042	BOLT (1 required per assembly) (USE WITHOUT WASHER)
		10-823042 - Bolt [ More info ] $3.70 Available to Order: Usually ships within 10 days.
#10	10-40003 30	SCREW, (M6 x 25) (1 required per assembly) USE WITH WASHER
		10-40003 30 - Screw - Priced Individually [ More info ] $2.77 10+ In Stock.
#12	27-16160	GASKET (1 required per assembly)
		27-16160 - Water Pump Housing Plate Gasket [ More info ] Unavailable
		27-16160004 - Water Pump Housing Plate Gasket [ More info ] $5.20 1 In Stock.
#13	16159	PLATE (1 required per assembly)
		16159 - Water Pump Housing Guide Plate [ More info ] Unavailable
#14	27-16158	GASKET (1 required per assembly)
		27-16158 - Water Pump Housing Gasket [ More info ] Unavailable
		27-16158009 - Water Pump Plate Gasket [ More info ] Unavailable
		27-8M0155369 - Gasket [ More info ] $3.30 2 In Stock.
#15	47-16154	IMPELLER (1 required per assembly)
		47-16154 - Impeller [ More info ] Unavailable
		47-16154 3 - Impeller [ More info ] Unavailable
		47-8M0204676 - Water Pump Impeller, Outboard, 2.5 - 6HP [ More info ] $27.00 In Stock
#16	16157	LINER (1 required per assembly)
		16157 - Upper Water Pump Housing Liner [ More info ] $23.29 1 In Stock.
#17	46-16156	HOUSING, Upper Water Pump (1 required per assembly)
		46-16156 - Water Pump Housing [ More info ] Unavailable
#18	10-16125 1	BOLT (4 required per assembly)
		10-16125 1 - BOLT [ More info ] Unavailable
		108M0063198 - Bolt [ More info ] $6.80 Available to Order: Usually ships within 10 days.
#19	12-16826	WASHER, Stainless Steel (4 required per assembly)
		12-16826 - Washer, Stainless Steel [ More info ] $3.20 2 In Stock.
#20	26-16168	SEAL (2 required per assembly)
		26-16168 - Seal [ More info ] $7.30 3 In Stock.
#21	32-16167	HOSE (1 required per assembly)
		32-16167 - Hose, Water Pump [ More info ] $16.80 Available to Order: Usually ships within 10 days.
#22	26-16171	SEAL (1 required per assembly)
		26-16171 - Seal [ More info ] $5.80 2 In Stock.
#23	32-16169	TUBE, Water (1 required per assembly) (SHORT)
		32-16169 - Tubing [ More info ] Unavailable
#23	32-16170	TUBE, Water (1 required per assembly) (LONG)
		32-16170 - Tubing [ More info ] $49.92 Available to Order: Usually ships within 10 days.
#24	15-16141	SHIM, (0.1) (AR required per assembly)
		15-16141 - Shim [ More info ] $6.50 Available to Order: Usually ships within 10 days.
#24	15-813277	SHIM, (0.15) (AR required per assembly)
		15-813277 - Shim [ More info ] $9.30 Available to Order: Usually ships within 10 days.
#25	43-812944	GEAR (1 required per assembly)
		43-812944 - NLA-Gear Set Part Number 438M0122680 [ More info ] Unavailable
#26	16152	FOLLOWER, Cam (1 required per assembly)
		16152 - Cam Follower [ More info ] $16.50 Available to Order: Usually ships within 10 days.
#27	16153	RETAINER (1 required per assembly)
		16153 - Clutch Spring Retainer [ More info ] $5.90 Available to Order: Usually ships within 10 days.
#28	52-812946	CLUTCH (1 required per assembly)
		52-812946 - Clutch [ More info ] $105.58 Available to Order: Usually ships within 10 days.
#29	17-16150	PIN, Clutch (1 required per assembly)
		17-16150 - Pin, Clutch [ More info ] $3.80 Available to Order: Usually ships within 10 days.
#30	84-17667	SPRING (1 required per assembly)
		24-17667 - Spring [ More info ] $6.60 Available to Order: Usually ships within 10 days.
#31	44-19513	PROPELLER SHAFT (1 required per assembly)
		44-19513 - Prop Shaft [ More info ] Unavailable
		44-19513 3 - Prop Shaft [ More info ] $229.08 Available to Order: Usually ships within 10 days.
#32	12-16140	WASHER (1 required per assembly)
		12-16140 - Washer, Propeller Shaft Gear [ More info ] $8.70 Available to Order: Usually ships within 10 days.
#33	43-812945 1	GEAR, Reverse (1 required per assembly)
		43-812945 1 - NLA-Gear Set Part Number 438M0122680 [ More info ] Unavailable
#34	16145 1	THRUST HOLDER (1 required per assembly)
		16145 1 - Thrust Washer [ More info ] Unavailable
		16145Q01 - Thrust Washer - Priced Individually [ More info ] $14.41 Available to Order: Usually ships within 10 days.
#35	48-812949	PROPELLER (1 required per assembly) (STANDARD)
		48-812949 - Propeller, Black Max 8 3/8R7 [ More info ] Unavailable
		48-812949002 - BLMX 7.8X7 RH 3BL [ More info ] Unavailable
		48-812949A02 - Black Max Prop 7.8 X 7 Rh [ More info ] $101.08 Available to Order: Usually ships within 10 days.
#35	48-812950	PROPELLER (OPT required per assembly) (8 PITCH)
		48-812950 - BLMX 8 3/8R8 [ More info ] Unavailable
		48-812950002 - BLMX 7.8X8 RH 3BL [ More info ] Unavailable
		48-812950A02 - Mercury Black Max Prop 7.8 X 8 Rh [ More info ] $101.08 Available to Order: Usually ships within 10 days.
#35	48-16144	PROPELLER (OPT required per assembly) (6 PITCH)
		48-16144 - BLMX 7.8X6 RH 3BL [ More info ] Unavailable
		48-16144A01 - Black Max Prop 8.4X6 RH [ More info ] Unavailable
#35	48-812951A 1	PROPELLER (1 required per assembly) (6 PITCH - HI-REVERSE THRUST - SAILPOWER)
		48-812951A 1 - Mercury Black Max Prop 8 3/8R6 [ More info ] Unavailable
		48-812951A02 - Black Max Prop 8 3/8 X 6 [ More info ] $202.24 Available to Order: Usually ships within 10 days.
#36	12-16146	WASHER (1 required per assembly)
		12-16146 - Washer, Propeller Nut [ More info ] $11.99 Available to Order: Usually ships within 10 days.
#37	11-16147	PROP NUT (1 required per assembly)
		11-16147 - Prop Nut [ More info ] $19.20 1 In Stock.
		1116147Q - Prop Nut (2) - Priced Individually [ More info ] $19.20 Available to Order: Usually ships within 10 days.
#38	18-815026	COTTER PIN (1 required per assembly)
		18-815026 - Cotter Pin - Priced Individually [ More info ] $2.79 Available to Order: Usually ships within 10 days.
		18-815026Q - Pin -cott (3) - Priced Individually [ More info ] $7.19 Available to Order: Usually ships within 10 days.
#39	25-18876	GROMMET (1 required per assembly) USE WHERE APPLICABLE
		25-18876 - Grommet, Water Tube [ More info ] $11.40 Available to Order: Usually ships within 10 days.
#40	23-810471	SPACER (1 required per assembly) USE WHERE APPLICABLE
		23-810471 - Spacer, NLA [ More info ] $4.00 10+ In Stock.
#41	810753	GUIDE (1 required per assembly) USE WHERE APPLICABLE
		810753 - GUIDE,NLA [ More info ] Unavailable
#42	NLA	No Longer Available, Plate (1 required per assembly) (ORDER REF. #34) USE WHERE APPLICABLE
		NLA - No Longer Availab [ More info ] Unavailable
#43	23-815794	BUSHING (1 required per assembly) USE WHERE APPLICABLE
		23-815794 - Bushing, NLA [ More info ] $7.78 10+ In Stock.