Parts for MerCruiser 228 (4 Barrel.) GM 305 V-8 1977-1978 Water Pump Assembly (MCM 228 Tr)

Revise Search: All Models > 228 (4 Barrel.) GM 305 V-8 1977-1978 > 4765100 - 5170008 > Water Pump Assembly (MCM 228 Tr)

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Each product listed is an OEM or aftermarket equivalent part. [ Example ]

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 ]

#1	46-72774A11	WATER PUMP ASSEMBLY (1 required per assembly)
		46-72774A11 - Water Pump [ More info ] Unavailable
		46-72774A32 - Sea Water Pump Assembly [ More info ] $723.66 In Stock
		18-3600 - Sea Water Pump, 46-72774A32 [ More info ] $690.99 $665.68 2 In Stock.
		43210-0001 - Mercruiser Cooling Pump, Bronze [ More info ] $992.69 $801.44 4 In Stock.
#1A	46-7525774	WATER PUMP BODY (1 required per assembly)
#2	72776	COVER, WATER PUMP (1 required per assembly)
		72776 - Cover [ More info ] Unavailable
		87631 - COVER [ More info ] Unavailable
		87631A 5 - Water Pump Cover, NLA [ More info ] $40.00 4 In Stock.
#3	10-28642	SCREW, WATER PUMP SLEEVE (1/4") (4 required per assembly)
		10-28642 - Screw - Priced Individually [ More info ] $1.20 10+ In Stock.
#4	10-63328	SCREW, COVER TO BODY (3") (5 required per assembly)
		10-63328 - Screw - Priced Individually [ More info ] $2.99 10 In Stock.
#5	12-20084	WASHER, CPVER TP BPDU SCREW (5 required per assembly)
		12-20084 - Washer, (.328 X .562 X .062) [ More info ] $2.91 10+ In Stock.
#6	27-72779	GASKET, COVER TO OUTER WEAR PLATE (1 required per assembly)
		27-72779 - Cover To Outer Wear Plate Gasket [ More info ] $1.83 10+ In Stock.
		27-94915 - Cover To Outer Wear Gasket [ More info ] Unavailable
		27-805215 - Water Pump Gasket [ More info ] Unavailable
		27-805215 1 - Gasket - Priced Individually [ More info ] $9.20 10+ In Stock.
#7	72777	WEAR PLATE (1 required per assembly)
		72777 - Wear Plate [ More info ] $5.00 9 In Stock.
		94916 - Wear Plate [ More info ] $27.31 10+ In Stock.
#8	27-72780	GASKET, BODY TO WEAR PLATE (2 required per assembly)
		27-72780 - Body To Wear Plate Gasket [ More info ] Unavailable
		27-94914 - Body To Wear Plate Gasket [ More info ] $3.60 8 In Stock.
		18-0386 - Gasket, 27-94914 [ More info ] $2.99 5 In Stock.
#9	19-59504	PLUG, IMPELLER (1 required per assembly)
		19-59504 - Plug [ More info ] $13.40 $5.90 7 In Stock.
#11	28-56662	KEY, IMPELLER DRIVE (1 required per assembly)
		28-56662 - Key - Priced Individually [ More info ] $2.78 10+ In Stock.
		28-8M0032837 - Key - Priced Individually [ More info ] $5.50 10+ In Stock.
#12	72778	WEAR PLATE (1 required per assembly)
		72778 - Wear Plate [ More info ] $5.00 1 In Stock.
		94576 - Wear Plate [ More info ] Unavailable
		8M0204674 - Wearplate [ More info ] $26.33 Available to Order: Usually ships within 10 days.
#13	25-37340	"O" RING, PUMP HOUSING TO INNER WEAR PLATE (1 required per assembly)
		25-37340 - O-ring, Pump Housing To Inner Wear Plate [ More info ] $5.50 $3.09 10+ In Stock.
#14	46-71497A 2	PUMP HOUSING (1 required per assembly)
		46-71497A 2 - Pump Housing Assembly [ More info ] Unavailable
		46-94913A 1 - Water Pump Housing [ More info ] $372.79 Available to Order: Usually ships within 10 days.
#15	26-23300	OIL SEAL, WATER PUMP SHAFT (2 required per assembly)
		26-23300 - Seal - Priced Individually [ More info ] Unavailable
		26-90562 - Seal - Priced Individually [ More info ] $21.22 8 In Stock.
		18-2011 - Seal 26-90562 [ More info ] $15.99 $14.57 1 In Stock.
#16	30-72961	BALL BEARING, WATER PUMP SHAFT (2 required per assembly)
		30-72961 - Ball Bearing [ More info ] $23.00 In Stock
		18-1398 - Bearing, 30-72961 [ More info ] $20.99 $17.23 In Stock
#17	59501	SHAFT, WATER PUMP (1 required per assembly)
		59501 - Shaft [ More info ] Unavailable
		59501A 1 - Water Pump Shaft [ More info ] $200.75 $170.64 2 In Stock.
#18	53-23720	RING, SNAP - BALL BEARING RETAINING (1 required per assembly)
		53-23720 - Ring - Retaining [ More info ] $2.90 10+ In Stock.
#19	26-72785	OIL SEAL, WATER PUMP SHAFT (1 required per assembly)
		26-72785 - Seal [ More info ] $21.33 10+ In Stock.
		18-0531 - Seal, 26-72785 [ More info ] $19.99 $13.26 Available to Order: Usually ships within 10 days.
#20	47530	HUB, WATER PUMP SHAFT (1 required per assembly)
		47530 - Hub [ More info ] $62.58 Available to Order: Usually ships within 10 days.
#21	73798	PULLEY, WATER PUMP (1 required per assembly)
		73798 - PULLEY [ More info ] Unavailable
		73798A 1 - Pulley - (Black) [ More info ] Unavailable
#22	58265	BLAMPING RING, PUMP PULLEY (1 required per assembly)
		58265 - Clamp [ More info ] $5.00 4 In Stock.
#23	10-47277	SCREW, PULLEY TO WATER PUMP (3/4") (4 required per assembly)
		10-47277 - Screw - Priced Individually [ More info ] $1.20 3 In Stock.
#24	13-39107	LOCKWASHER, WATER PUMP PULLEY SCREW (4 required per assembly)
		13-39107 - LockWasher - Priced Individually [ More info ] $1.40 10+ In Stock.
#25	32-72837	HOSE, WATER PUMP TO OIL COLLER (WITH POWER STEERING) (1 required per assembly)
		32-72837 - Hose - Water Pump To Oil Cooler [ More info ] Unavailable
		32-57230 - Hose, NLA [ More info ] Unavailable
#25	32-49044	HOSE, PUMP TO THERMOSTAT HOUSING (WITHOUT POWER STEERING) (1 required per assembly)
		32-49044 - Hose, NLA [ More info ] Unavailable
#26	54-32780	CLAMP, WATER PUMP HOSE (2 required per assembly)
		54-32780 - Clamp [ More info ] Unavailable
		54-815504220 - Clamp [ More info ] $7.30 Available to Order: Usually ships within 10 days.
#27	62711	STA-STRAP, HOSE ATTACHING (1 required per assembly)
		62711 - STA-STRAP,NLA [ More info ] Unavailable
#28	47488	BRACKET, WATER PUMP (1 required per assembly)
		47488 - Bracket [ More info ] Unavailable
		47488A 1 - Bracket Assembly, NLA [ More info ] Unavailable
#29	10-34354	SCREW, WATER PUMP BRACKET ATTACHING (1 1/2") (1 required per assembly)
		10-34354 - Screw - Priced Individually [ More info ] $2.30 10+ In Stock.
#30	13-35048	LOCKWASHER, WATER PUMP BRACKET SCREW (1 required per assembly)
		13-35048 - LockWasher - Priced Individually [ More info ] $1.20 10+ In Stock.
#31	10-34353	SCREW< WATER PUMP BRACKET TO ENGINE (1") (2 required per assembly)
		10-34353 - Screw - Priced Individually [ More info ] $2.50 10+ In Stock.
#33	12-34714	WASHER, WATER PUMP BRACKET SCREW (1 required per assembly)
		12-34714 - Washer [ More info ] $2.30 1 In Stock.
#34	76739	BRACE, WATER PUMP ADJUSTING (WITH POWER STEERING) (1 required per assembly)
		76739 - Brace, NLA [ More info ] Unavailable
#34	71648	BRACE, WATER PUMP ADJUSTING (WITHOUT POWER STEERING) (1 required per assembly)
		71648 - Brace, NLA [ More info ] $75.00 3 In Stock.
#35	10-76926	SCREW, BRACE TO STEERING PUMP (7/8")-WITHOUT POWER STEERING (1 required per assembly)
		10-76926 - Screw [ More info ] $1.10 Available to Order: Usually ships within 10 days.
#38	23-72057	SPACER, ADJUSTING BRACE SCREW (WITH POWER STEERING) (1 required per assembly)
		23-72057 - Spacer - Pump Screw [ More info ] $7.70 1 In Stock.
#39	10-35786	SCREW, ADJUSTING BRACE TO BRACKET SCREW (1") (1 required per assembly)
		10-35786 - Screw - Priced Individually [ More info ] $2.20 10+ In Stock.
#40	13-37459	LOCKWASHER, ADJUSTING BRACE SCREW (1 required per assembly)
		13-37459 - LockWasher , Priced Individually [ More info ] Unavailable
#41	11-24883	NUT, ADJUSTING BRACE SCREW (1 required per assembly)
		11-24883 - Nut (3/8-24) [ More info ] Unavailable
		11-46335 - Nut (.375-24) [ More info ] $2.91 2 In Stock.
#42	57-74271	BELT, WATER PUMP (1 required per assembly)
		57-74271 - V-Belt [ More info ] Unavailable
		57-74271T - V-Belt [ More info ] $18.60 3 In Stock.
		57-74271Q - V-Belt, 35.125 Lg [ More info ] $37.47 2 In Stock.
		18-15345 - V-Belt [ More info ] $27.99 $25.35 2 In Stock.
#43	22-62910	FITTING, WATER PUMP BODY (1 required per assembly)
		22-62910 - Elbow [ More info ] Unavailable
		22-62910 1 - Elbow [ More info ] $12.90 Available to Order: Usually ships within 10 days.
#44	32-62987 2	HOSE, WATER PUMP TO TRANSMISSION COOLER (34 1/2") (1 required per assembly)
		32-62987 2 - Hose, NLA [ More info ] Unavailable
#45	54-32523	CLAMP, HOSE ATTACHING (2 required per assembly)
		54-32523 - Hose Attaching Clamp [ More info ] Unavailable
		54-815504310 - Clamp [ More info ] $17.30 1 In Stock.