Mercury outboard parts*lower unit drawings*how to video

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Mercury outboard 3.9, 4, 4.5, 6, 7.5 , 9.8 hp. parts drawing

GLM aftermarket for 3.9, 4, 4.5, 6, 7.5 and 9.8 hp. parts drawing for 2 cylinder lower units

  • 3.9, 4, 4.5, 6, 7.5 and 9.8 horsepower lower unit with 1 or 2 cylinder two stroke motors
  • Mariner and Mercury outboard parts drawing.

Exploded view drawings Click here
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drawing
drawing

87574 seal kit
87574 seal kit

P/N 87574 Seal kit OEM 26-77066A $32.00

4 hp. one cylinder years 1982 -1986
USA. 5595532-OA809600
AUS.8068065 up
BEL.9258281-9477829
CAN.7143688 up

4.5 hp. one cylinder years 1975-1979
USA. 4107220 & up
AUS.8026540 up
BEL.9072179 up
CAN.7045758 up

7.5 hp. (75) year 1978
USA. 4851693 up
AUS.8051350 up
BEL.9181726 up
CAN.7111898 up

9.8 hp. (110) years 1979-1985
USA. 4839254 up
AUS.8050625 up
BEL.9165303 up
CAN.7111348 up

12122 water pump kit
12122 water pump kit
P/N 12122 Mercrury outboard water pump housing kit OEM 46-70941A3 fits years 1975 to 1985 with 4, 4.5, 7.5 and 9.8 hp. lower units $54.29

4 hp. 1 Cylinder with .456 inch impeller I.D. 1982-1986
USA. 5595532 and up
AUS. 8068065 and up
BEL. 9258281 and up
CAN. 7143688 and up

4.5 hp. (45) 1 Cylinder .456 inch impeller I.D. 1980-1985
USA. 5595532 and up
AUS. 8068065 and up
BEL. 9258281 and up
CAN. 7147238 and up

7.5 hp. with .456 inch impeller I.D. years 1979-1986
USA. 5206550 and up
AUS. 8057545 and up
CAN. 7125388 and up

9.8 hp. (110) years 1974 to 1978
USA 4126460-5206549
AUS 8028440-8057554
BEL. 9078139-9217755
CAN. 7049108-7125387

9.8 hp. with .456 inch impeller I.D. 1979-1985
USA. 5206550 and up
AUS. 8057545 and up
BEL. 9217756 and up
CAN. 7125388 and up

12428 housing
12428 housing
Item 1
P/N 12428 Pump housing OEM 93224A1 $14.89

81090
81090
Item 2
P/N 81090 O-rings, 5 units. OEM 25-62704 $4.89

 
Item 3
P/N 85651 Seal OEM 25-30526 $4.89

 
Item 4
P/N 85270 Oil seal OEM 26-30913 $6.89

85153 Grommet
85153 Grommet
Item 5
P/N 85153 Grommet 1 unit OEM 26-36558 $4.89

 
Item 6
P/N 12963 Tube guide OEM 23-31792 $14.89

12540 Wear plate
12540 Wear plate
Item 7
P/N 12540 Wear plate OEM 46895 $4.89

89900 Impeller
89900 Impeller
Item 8
P/N 89800 Impeller inside diameter .438 " OEM 47-89980 $15.89

89810
89810
Item 8A
P/N 89810 Impeller inside diameter .456 " OEM 47-89981 $11.89

12817 cup
12817 cup
Item 9
P/N 12817 Water pump cup OEM 70977 $4.89

12837
12837
Item 10
P/N 12837 Seal OEM 26-33613 $4.89

 
Item 11
P/N 12433 Pump base for use with 89810 impeller OEM 46-70941A1 $29.89

 
Item 11A
P/N 12434 Pump base for use with P/N 89800 impeller OEM 46-92970A1 $28.89

81230 O-ring
81230 O-ring
Item 12
P/N 81230 O-rings, 5 units. OEM 25-29439 $9.89

86450
86450
Item 13
P/N 86450 Oil seal for P/N 12433 water pump base OEM 26-30900 $4.89

85610
85610
Item 13A
P/N 85610 Oil seal for P/N 12434 water pump base OEM 26-96063 $7.89

 
Item 14
P/N 22194 Spacer OEM 23-86215 $4.89

85582
85582
Item 15
P/N 85582 Oil seal OEM 22-30696 $9.89

81110
81110
Item 16
P/N 81110 O-rings, 5 units. OEM 26-26802 $9.89

22420 Screw plug
22420 Screw plug
Item 17
P/N 22420 Screw set OEM 10-79953Q2 $4.89

31170 Gasket 12-19183-3
31170 Gasket 12-19183-3
Item 18
P/N 31170 Gasket OEM 12-20260 $4.89

81360
81360
Item 19
P/N 81360 O-ring OEM 25-30529 $4.89

86840 Seal 26-66022
86840 Seal 26-66022
Item 20
P/N 86840 Oil seal OEM 26-66022 $4.89

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