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Parts for Mercury Marine Exhaust / Cooling Systems & Extension Kits Installation Kit (Marine 255 & 280)

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#- 74827A 1 INSTALLATION KIT, COOLING(SEE NOTE) (1 required per assembly)
INSTALLATION ASSY O NLA  
74827A 1 INSTALLATION ASSY O NLA
(more info)
    UnavailableUnavailable Parts
#- 22-33198 PLUG, EXHAUST ELBOW (3/4") (2 required per assembly)
2233198A1 22-33198  
22-33198OEM Part 22-33198 - Plug (more info) About Mercury Marine $1.15 $1.15 Add to shopping cart
5 in stock. Explain stock levels
2241622 22-33198A 1  
22-33198A 1OEM Part 22-33198A 1 - Plug (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
4 in stock. Explain stock levels
PLUG (.750-14) Pi 22-41622 22-41622
22-41622OEM Part 22-41622 - Pipe Plug (more info) About Mercury Marine $7.40 $7.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
Plug, 3/4: Blacksteel 18-4258
18-4258OEM Match 18-4258 - Plug, 3/4: Blacksteel (more info) About Sierra Marine $4.99 $3.56 Add to shopping cart
4 in stock. Explain stock levels
#1 10-25299 SCREW, END CAP ATTACHING (3/4") (8 required per assembly)
SCREW (.312-18 x 10-25299 10-25299
10-25299OEM Part 10-25299 - Screw - Priced Individually (more info) About Mercury Marine $0.30 $0.30 Add to shopping cart
7 in stock. Explain stock levels
#2 60390A 1 WATER DISTRIBUTION HOUSING ASSEMBLY (STARBOARD) (1 required per assembly)
HOUSING ASSY-STBD O NLA  
60390A 1 HOUSING ASSY-STBD O NLA
(more info)
    UnavailableUnavailable Parts
#3 23-52020 SLEEVE, WATER DISTRIBUTION HOUSING (2 required per assembly)
SLEEVE,NLA 23-52020  
23-52020OEM Part 23-52020 - Sleeve (more info) About Mercury Marine $30.00 $30.00 Add to shopping cart
2 in stock. Explain stock levels
#- 22-32802 PLUG, EXHAUST ELBOW (1/8") (2 required per assembly)
PLUG @2           O - Replaced by 22-32802  1  
22-32802This part has been superseded. PLUG @2 O - Replaced by 22-32802 1
(more info)
    UnavailableUnavailable Parts
PLUG-(BRASS)@2    O - Replaced by 22-32802  2  
22-32802 1This part has been superseded. PLUG-(BRASS)@2 O - Replaced by 22-32802 2
(more info)
    UnavailableUnavailable Parts
PLUG Pipe (.125-2 22-32802  2 22-32802 2
22-32802 2OEM Part 22-32802 2 - Plug - (brass) - Priced Individually (more info) About Mercury Marine $5.50 $5.50 Add to shopping cart
8 in stock. Explain stock levels
Pipe Plug, 1/8-27 Npt Pipe 18-4263
18-4263OEM Match 18-4263 - Pipe Plug, 1/8-27 NPT Pi (more info) About Sierra Marine $4.49 $3.24 Add to shopping cart
Available to order:
Usually ships
within 8 days
#4 16-52988 STUD, EXHAUST MANIFOLD TO EXHAUST ELBOW (3 1/4") (4 required per assembly)
STUD,NLA 16-52988  
16-52988OEM Part 16-52988 - Stud, NLA (more info) About Mercury Marine $12.50 $12.50 Add to shopping cart
10+ in stock. Explain stock levels
#2 60391A 1 WATER DISTRIBUTION HOUSING ASSEMBLY (PORT) (1 required per assembly)
HOUSING ASSY-PORT O NLA 60391A 1
60391A 1 HOUSING ASSY-PORT O NLA
(more info)
    UnavailableUnavailable Parts
#5 73813A 1 END CAP, EXHAUST MANIFOLD - REAR (2 required per assembly)
END CAP ASSEMBLY 73813A 1 73813A 1
73813A 1OEM Part 73813A 1 - End Cap Assembly (more info) About Mercury Marine $34.83 $34.83 Add to shopping cart
1 in stock. Explain stock levels
Block Off Plate 18-1990
18-1990OEM Match 18-1990 - Block Off Plate, 73813A1 (more info) About Sierra Marine $31.99 $23.37 Add to shopping cart
Available to order:
Usually ships
within 8 days
END PLATE 1-73813 1-73813
1-73813OEM Match 1-73813 - End Plate (more info) About Barr Marine by EDM $25.00 $19.52 Add to shopping cart
Available to order:
Usually ships
within 8 days
1-73813 1-54870 1-54870
1-54870OEM Match 1-54870 - 1-73813 (more info) About Barr Marine by EDM $26.00 $20.31 Add to shopping cart
Available to order:
Usually ships
within 8 days
#6 27-73814 GASKET, END CAP TO EXHAUST MANIFOLD (2 required per assembly)
27738141 27-73814 27-73814
27-73814OEM Part 27-73814 - Gasket - Priced Individually (more info) About Mercury Marine $1.94 $1.94 Add to shopping cart
10+ in stock. Explain stock levels
27807218 27-73814  1 27-73814 1
27-73814 1OEM Part 27-73814 1 - Gasket - Priced Individually (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
GASKET 27-807218 27-807218
27-807218OEM Part 27-807218 - Gasket (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
Gasket 18-0928-9
18-0928-9OEM Match 18-0928-9 - Gasket 27-73814 2-Pack (more info) About Sierra Marine $5.98 $5.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#7 32-55483 HOSE, PORT DISTRIBUTION BLOCK TO TEE FITTING (1 required per assembly)
323322070 32-55483  
32-55483OEM Part 32-55483 - Hose (more info) About Mercury Marine $34.20 $34.20 Add to shopping cart
3 in stock. Explain stock levels
HOSE-48 INCH      O - Replaced by 32-8M0062614 32-33220 70
32-33220 70This part has been superseded. HOSE-48 INCH O - Replaced by 32-8M0062614
(more info)
    UnavailableUnavailable Parts
HOSE (48.00 Inche 32-8M0062614 32-8M0062614
32-8M0062614OEM Part 32-8M0062614 - Water Hose (more info) About Mercury Marine $59.30 $50.77 Add to shopping cart
Available to order:
Usually ships
within 8 days
#8 32-60057 HOSE, HEAT EXCHANGER TO DISTRIBUTION BLOCK (PORT) (1 required per assembly)
HOSE,NLA 32-60057  
32-60057OEM Part 32-60057 - Hose, NLA (more info) About Mercury Marine $32.00 $32.00 Add to shopping cart
9 in stock. Explain stock levels
#9 32-60058 HOSE, HEAT EXCHANGER TO DISTRIBUTION BLOCK (STARBOARED) (1 required per assembly)
HOSE ,NLA 32-60058  
32-60058OEM Part 32-60058 - Hose, NLA (more info) About Mercury Marine $28.00 $28.00 Add to shopping cart
6 in stock. Explain stock levels