1. Catalog
  2. Mercury
  3. MerCruiser Inboard Parts By Year
  4. MERCURY INBOARD ENGINE
  5. 1989
  6. 7.4L [CARB]
  7. 3744106BS
  8. CLOSED COOLING SYSTEM

Check Availability

# Description Price Qty
- WASHER, FIBER *{4 RESERVOIR}*
75451
Ships in 2 to 3 days
$4.20
$3.91
Add
- GASKET, END COVER *{4 RESERVOIR}*
65128
Ships in 2 to 3 days
$9.60
$8.93
Add
- WASHER *{Part of the 5 Inch Reservoir Assembly}*
95690 		Unavailable  
- SCREW, END COVER *{5 RESERVOIR}*
95689 		Unavailable  
- GASKET, END COVER *{Part of the 5 Inch Reservoir Assembly}*
95688
Ships in 2 to 3 days
$19.70
$18.32
Add
- COVER, END *{Part of the 5 Inch Reservoir Assembly}*
95687 		Unavailable  
- PLUG, PIPE (.125-27) *{4 RESERVOIR}*
328022
In Stock
$6.00
$5.86
Add
- HOSE, (48.00 INCHES BULK)
774572
Ships in 2 to 3 days
$56.00
$52.08
Add
- COVER, END *{4 RESERVOIR}*
66221
Ships in 2 to 3 days
$31.83
$29.60
Add
- SCREW, END COVER *{4 RESERVOIR}*
66223 		Unavailable  
- FITTING, (.250-18 X .62) BRASS *{5 RESERVOIR}*
36382
In Stock
$4.30
$4.20
Add
1 HOUSING, THERMOSTAT
55131A5
Ships in 2 to 3 days
$366.58
$340.92
Add
2 PLUG, PIPE (.375-18) BRASS
32803
In Stock
$5.30
$5.18
Add
3 THERMOSTAT, (140 DEGREES) (143 )
8M0089715
In Stock
$22.33
$19.14
Add
4 SLEEVE
47508T
In Stock
$16.90
$12.07
Add
5 GASKET (UPPER)
488181
In Stock
$2.40
$2.34
Add
6 GASKET (MIDDLE)
47510
In Stock
$2.80
$2.73
Add
7 GASKET (LOWER)
530451
In Stock
$4.10
$4.00
Add
8 COVER
8M0061068
Ships in 2 to 3 days
$90.67
$84.32
Add
9 SCREW, (.375-16 X 3.50)
48115 		Unavailable  
10 LOCKWASHER, (.375)
35048
In Stock
$0.90
$0.88
Add
11 RESERVOIR ASSEMBLY (5) SEE PARTS BELOW
44446A2
Ships in 2 to 3 days
$2,085.71
$2,085.71
Add
11 RESERVOIR ASSEMBLY (4) SEE PARTS BELOW
79607A3 		Unavailable  
12 CAP, PRESSURE, HEAT EXCHANGER
55143Q
In Stock
$12.70
$12.40
Add
13 GASKET, PRESSURE CAP
71614
In Stock
$3.10
$3.02
Add
14 CLAMP, RESERVOIR (USE WITH 4QUOT; RESERVOIR)
815504372
In Stock
$13.10
$12.79
Add
14 CLAMP, RESERVOIR (USE WITH 5 RESERVOIR)
815504388
Ships in 2 to 3 days
$20.58
$19.14
Add
15 BRACKET ASSEMBLY, MOUNTING (PORT) V-DRIVE *{USE WITH 5 RESERVOIR}*
44445A3 		Unavailable  
15 BRACKET, MOUNTING (PORT) *{USE WITH 5 RESERVOIR}*
44441A3 		Unavailable  
15 BRACKET, MOUNTING (PORT) V-DRIVE *{USE WITH 4 RESERVOIR}*
92777A1 		Unavailable  
15 BRACKET, MOUNTING (STARBOARD) *{USE WITH 4 RESERVOIR}*
79606A1 		Unavailable  
15 BRACKET, MOUNTING (STARBOARD) V-DRIVE *{USE WITH 4 RESERVOIR}*
92778A1 		Unavailable  
15 BRACKET, MOUNTING (PORT) *{USE WITH 4 RESERVOIR}*
79605A1 		Unavailable  
16 PAD, MOUNTING BRACKET *{USE WITH 5 RESERVOIR}*
772231 		Unavailable  
16 PAD, MOUNTING BRACKET *{USE WITH 4 RESERVOIR}*
772233
Ships in 2 to 3 days
$4.80
$4.46
Add
17 SCREW, (.437-14 X 1.00), MOUNTING BRACKET TO ENGINE (1)
47461
Ships in 2 to 3 days
$1.70
$1.58
Add
17 SCREW, (.375-16 X 1.00)
34353
In Stock
$2.00
$1.95
Add
18 LOCKWASHER, (.375)
35048
In Stock
$0.90
$0.88
Add
18 LOCKWASHER, (.437)
32993
In Stock
$1.30
$1.27
Add
19 RECOVERY KIT, COOLANT *{SEE NOTE 2}*
71587A10
Ships in 2 to 3 days
$77.42
$72.00
Add
20 BOTTLE, PLASTIC
71587A11
Ships in 2 to 3 days
$59.50
$55.34
Add
21 CAP, PLASTIC BOTTLE
72058
Ships in 2 to 3 days
$9.00
$8.37
Add
22 HOSE, THERMOSTAT COVER TO MANIFOLD (PORT)
973852
Ships in 2 to 3 days
$44.08
$40.99
Add
23 HOSE, THERMOSTAT COVER TO MANIFOLD (STARBOARD)
897301
In Stock
$57.75
$56.40
Add
24 CLAMP, HOSE ATTACHING
815504220
In Stock
$6.00
$5.86
Add
25 HOSE, RESERVOIR TO MANIFOLD (STBD.)
19403
In Stock
$45.33
$44.27
Add
25/26 HOSE, (48.00 INCHES BULK), RESERVOIR TO MANIFOLD (V-DRIVE)
8M0062614
In Stock
$56.50
$55.18
Add
25 HOSE, RESERVOIR TO MANIFOLD (STARBOARD) - V-DRIVE
77332
Ships in 2 to 3 days
$37.75
$35.11
Add
26 HOSE, RESERVOIR TO MANIFOLD (PORT)
19404 		Unavailable  
26 ELBOW, (90 DEGREES), EXHAUST MANIFOLD - TOP (90 DEGREES)
36305T
Ships in 2 to 3 days
$31.25
$29.06
Add
26 FITTING, (45 DEGREES), EXHAUST MANIFOLD - TOP (45 DEGREES)
92499T
Ships in 2 to 3 days
$20.08
$18.67
Add
27 HOSE, RESERVOIR TO MANIFOLD (PORT) - V-DRIVE
77332
Ships in 2 to 3 days
$37.75
$35.11
Add
27 HOSE, RESERVOIR TO MANIFOLD (PORT)
19404 		Unavailable  
27 FITTING, (45 DEGREES), EXHAUST MANIFOLD, TOP
92499T
Ships in 2 to 3 days
$20.08
$18.67
Add
27 ELBOW, (90 DEGREES), EXHAUST MANIFOLD, TOP
36305T
Ships in 2 to 3 days
$31.25
$29.06
Add
28 HOSE, TEE TO RESERVOIR
8M0062665
In Stock
$75.42
$73.65
Add
29 TEE
55133 		Unavailable  
30 HOSE, TEE TO EXHAUST ELBOW (PORT) - V-DRIVE
93634 		Unavailable  
30 HOSE, TEE TO EXHAUST ELBOW (PORT)
92846 		Unavailable  
31 HOSE, (48.00 INCHES BULK), TEE TO EXHAUST ELBOW *{(Use With Cast Iron Exhaust Elbows)}*
8M0062614
In Stock
$56.50
$55.18
Add
31 HOSE, TEE TO PORT ELBOW *{(Use with Stainless Steel Exhaust Elbows)}*
8174381 		Unavailable  
31 HOSE, TEE TO STARBOARD ELBOW *{(Use with Stainless Steel Exhaust Elbows)}*
8174393 		Unavailable  
32 HOSE, RESERVOIR TO WATER PUMP
92838 		Unavailable  
33 CLAMP, WORM GEAR (2.50 DIAMETER)
815504232
In Stock
$7.10
$6.93
Add
34 HOSE, WATER PUMP TO OIL COOLER *{Direct Drive}*
190801 		Unavailable  
34 HOSE, WATER PUMP TO OIL COOLER *{V-Drive}*
814750 		Unavailable  
34 HOSE, (48.00 INCHES BULK), WATER PUMP TO OIL COOLER (7)
8M0062665
In Stock
$75.42
$73.65
Add
35 HOSE, OIL COOLER TO OIL COOER *{(USE W/5 RESERVOIR)}*
44590 		Unavailable  
35 HOSE, OIL COOLER TO OIL COOLER *{V-Drive}*
814749
Ships in 2 to 3 days
$39.42
$36.66
Add
35 HOSE, OIL COOLER TO OIL COOLER *{(USE W/4 RESERVOIR)}*
63829
Ships in 2 to 3 days
$90.58
$84.24
Add
35 HOSE, OIL COOLER TO OIL COOLER *{Direct Drive}*
19081 		Unavailable  
36 HOSE, OIL COOLER TO RESERVOIR
19226 		Unavailable  
36 HOSE, OIL COOLER TO RESERVOIR *{(USE W/5 RESERVOIR)}*
92837
Ships in 2 to 3 days
$115.58
$107.49
Add
36 HOSE, OIL COOLER TO RESERVOIR *{(USE W/4 RESERVOIR)}*
79671
Ships in 2 to 3 days
$114.17
$106.18
Add
37 CLAMP, HOSE ATTACHING
815504220
In Stock
$6.00
$5.86
Add
38 CLIP, HOSE
47715
Ships in 2 to 3 days
$7.50
$6.98
Add
39 SCREW, (.312-24 X .750), HOSE CLIP
47277
In Stock
$0.90
$0.88
Add
40 LOCKWASHER, (.312-24), CLIP SCREW
39107
In Stock
$1.10
$1.07
Add
41 WASHER, (.328 X .750 X .06), CLIP SCREW
26825
Ships in 2 to 3 days
$1.10
$1.02
Add

 

Why Boats.net?

FREE Shipping on orders of $149 or more!
* Restrictions apply. Click here for details

Commercial Discounts

Special discounts for companies in the marine industry

Details

Government Sales

Discounts for federal and most state and municipal agencies

Details