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Parts for MerCruiser Race Engine and Drive Scorpion 377 Cooling System

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 860256 2 HOUSING, Thermostat (1 required per assembly)
HSG.-THERMOSTAT   O NLA 860256  2
860256 2 HSG.-THERMOSTAT O NLA
(more info)
    UnavailableUnavailable Parts
#2 10-98508 SCREW, (.375-16 x 3.00) (2 required per assembly)
SCREW (.375-16 x 10-98508 10-98508
10-98508OEM Part 10-98508 - Screw (more info) About Mercury Marine $4.40 $4.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#3 12-20572 WASHER, (.390 x .750 x .093) (2 required per assembly)
WASHER (.390 x .7 12-20572  
12-20572OEM Part 12-20572 - Washer (more info) About Mercury Marine $1.10 $0.62 Add to shopping cart
9 in stock. Explain stock levels
#4 22-12524 PLUG, (.375-18 x .475) Brass (1 required per assembly)
PLUG (.375-18 x . 22-12524  
22-12524OEM Part 22-12524 - Plug (more info) About Mercury Marine $3.60 $3.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#5 27-806871 GASKET (1 required per assembly)
GASKET Note: must be ordered in multiples of 5 27-806871 27-806871
27-806871OEM Part 27-806871 - Gasket - Priced Individually (more info) About Mercury Marine $6.80 $6.80 Add to shopping cart
10 in stock. Explain stock levels
#6 807252 2 THERMOSTAT, 71°C (160°F) (1 required per assembly)
THERMOSTAT-160    O - Replaced by -807252T 2  
807252 2This part has been superseded. THERMOSTAT-160 O - Replaced by -807252T 2
(more info)
    UnavailableUnavailable Parts
8M0091470 807252T 2 807252T 2
807252T 2OEM Part 807252T 2 - Thermostat -160 (more info) About Mercury Marine $25.67 $25.67 Add to shopping cart
1 in stock. Explain stock levels
THERMOSTAT-160    * 8M0091470
8M0091470 THERMOSTAT-160 *
(more info)
    UnavailableUnavailable Parts
Thermostat  160Deg. 18-3649
18-3649OEM Match 18-3649 - Thermostat, 160 Degree, 807252T2 (more info) About Sierra Marine $25.99 $21.17 Add to shopping cart
10+ in stock. Explain stock levels
THERMOSTAT  8M0109441 8M0109441
8M0109441OEM Part 8M0109441 - Thermostat, 160 Degree (more info) About Mercury Marine $28.83 $28.83 Add to shopping cart
Available to order:
Usually ships
within 8 days
#7 23-806922 SLEEVE (1 required per assembly)
SLEEVE 23-806922 23-806922
23-806922OEM Part 23-806922 - Sleeve (more info) About Mercury Marine $12.30 $12.30 Add to shopping cart
3 in stock. Explain stock levels
#8 27-53045 1 GASKET (1 required per assembly)
GASKET Note: must be ordered in multiples of 5 27-53045  1 27-53045 1
27-53045 1OEM Part 27-53045 1 - Gasket - Priced Individually (more info) About Mercury Marine $3.70 $3.70 Add to shopping cart
10+ in stock. Explain stock levels
Thermostat Gasket 18-2917-9
18-2917-9OEM Match 18-2917-9 - Gasket 27-530451 2-Pack (more info) About Sierra Marine $5.98 $3.65 Add to shopping cart
10+ in stock. Explain stock levels
GASKET   27 53045Q01 27-53045Q01
27-53045Q01OEM Part 27-53045Q01 - Gasket (more info) About Mercury Marine $3.90 $3.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#9 54-18076 8 CLAMP, Worm Gear (2 required per assembly)
CLAMP Worm Gear 54-18076  8  
54-18076 8OEM Part 54-18076 8 - Clamp (more info) About Mercury Marine $11.10 $11.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#10 32-87108 HOSE, Molded (Thermostat Housing To Water Pump) (1 required per assembly) (Design I - Without Drain Plug)
HOSE-MOLDED       O - Replaced by 32-861590A05 32-87108
32-87108This part has been superseded. HOSE-MOLDED O - Replaced by 32-861590A05
(more info)
    UnavailableUnavailable Parts
HOSE ASSEMBLY BOTH 32-87108 & 32-806825 32-861590A05 32-861590A05
32-861590A05OEM Part 32-861590A05 - Drain Hose Assembly (more info) About Mercury Marine $53.90 $46.16 Add to shopping cart
Available to order:
Usually ships
within 8 days
Molded Hose 18-71337
18-71337OEM Match 18-71337 - Hose, 32-87108, 32-806825 (more info)
Replaces OEM #0312781
About Sierra Marine $45.49 $36.17 Add to shopping cart
10+ in stock. Explain stock levels
#10 32-861590A05 HOSE ASSEMBLY (Thermostat Housing To Water Pump) (1 required per assembly) (Design II - With Drain Plug)
#11 22-806608A 1 PLUG KIT, Blue (1 required per assembly)
PLUG KIT @5       O - Replaced by 22-806608A02 22-806608A 1
22-806608A 1This part has been superseded. PLUG KIT @5 O - Replaced by 22-806608A02
(more info)
    UnavailableUnavailable Parts
PLUG ASSEMBLY (.5 22-806608A02 22-806608A02
22-806608A02OEM Part 22-806608A02 - Plug Assembly - Priced Individually (more info) About Mercury Marine $6.60 $6.60 Add to shopping cart
4 in stock. Explain stock levels
DRAIN PLUG 18-4226
18-4226OEM Match 18-4226 - Drain Plug, 22-806608A1 (more info) About Sierra Marine $4.49 $2.97 Add to shopping cart
Available to order:
Usually ships
within 8 days
PLUG KIT Note: must be ordered in multiples of 2   22806608Q01 22-806608Q01
22-806608Q01OEM Part 22-806608Q01 - Plug Kit - Priced Individually (more info) About Mercury Marine $6.80 $6.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#12 25-62706 O-RING, (.426 x .070) (1 required per assembly)
O-RING (.426 x .0 25-62706 25-62706
25-62706OEM Part 25-62706 - O-Ring - Priced Individually (more info) About Mercury Marine $1.20 $1.20 Add to shopping cart
10+ in stock. Explain stock levels
O Ring 18-7102-9
18-7102-9OEM Match 18-7102-9 - O-Ring (PK5) 307450 (more info)
Replaces OEM #0307450
About Sierra Marine $9.95 $6.89 Add to shopping cart
1 in stock. Explain stock levels
#13 22-860088 BUSHING (1 required per assembly)
BUSHING 22-860088 22-860088
22-860088OEM Part 22-860088 - Bushing (more info) About Mercury Marine $7.30 $7.30 Add to shopping cart
1 in stock. Explain stock levels
#14 22-46982 FITTING, (90 Degree) (1 required per assembly)
FITTING (90 Degre 22-46982  
22-46982OEM Part 22-46982 - Fitting (more info) About Mercury Marine $7.00 $7.00 Add to shopping cart
7 in stock. Explain stock levels
#15 32-847764A 3 HOSE ASSEMBLY, (24.750 Inches) (Thermostat Housing To Port Exhaust Manifold) (1 required per assembly)
HOSE ASSEMBLY (24 32-847764A 3  
32-847764A 3OEM Part 32-847764A 3 - Hose Assembly, NLA (more info) About Mercury Marine $263.36 $263.36 Add to shopping cart
8 in stock. Explain stock levels
#16 32-847764A 4 HOSE ASSEMBLY, (26.250 Inches) (Thermostat Housing To Starboard Exhaust Manifold) (1 required per assembly)
HOSE ASSEMBLY (26 32-847764A 4  
32-847764A 4OEM Part 32-847764A 4 - Hose Assembly (more info) About Mercury Marine $271.44 $271.44 Add to shopping cart
Available to order:
Usually ships
within 8 days
#17 54-18076 6 CLAMP, Worm Gear (6 required per assembly)
CLAMP Worm Gear 54-18076  6  
54-18076 6OEM Part 54-18076 6 - Clamp (more info) About Mercury Marine $10.50 $10.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#18 32-807694 40 HOSE, (4.00 Inches) (Transmission Oil Cooler To Sea Water Pump) (1 required per assembly)
HOSE-4 INCH       O - Replaced by 32-807694075  
32-807694 40This part has been superseded. HOSE-4 INCH O - Replaced by 32-807694075
(more info)
    UnavailableUnavailable Parts
HOSE              O - Replaced by 32-866331  
32-807694075This part has been superseded. HOSE O - Replaced by 32-866331
(more info)
    UnavailableUnavailable Parts
HOSE 32-866331 32-866331
32-866331OEM Part 32-866331 - Hose (more info) About Mercury Marine $10.70 $10.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#19 32-808032 HOSE, Molded (Fuel Cooler To Transmission Oil Cooler) (1 required per assembly)
HOSE Molded 32-808032 32-808032
32-808032OEM Part 32-808032 - Molded Hose (more info) About Mercury Marine $42.92 $42.92 Add to shopping cart
Available to order:
Usually ships
within 8 days
#20 32-808033 HOSE, Molded, Thermostat Housing To Fuel Cooler) (1 required per assembly)
HOSE Molded 32-808033 32-808033
32-808033OEM Part 32-808033 - Molded Hose (more info) About Mercury Marine $51.80 $44.36 Add to shopping cart
Available to order:
Usually ships
within 8 days
Molded Hose 18-70948
18-70948OEM Match 18-70948 - Molded Hose (more info) About Sierra Marine $39.99 $32.25 Add to shopping cart
1 in stock. Explain stock levels
#21 54-47715 CLIP (1 required per assembly)
CLIP 54-47715  
54-47715OEM Part 54-47715 - Clip (more info) About Mercury Marine $6.60 $6.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#22 11-29250 NUT, (.312-24) (1 required per assembly)
NUT (.312-24) 11-29250 11-29250
11-29250OEM Part 11-29250 - Nut - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#23 77054 TIE STRAP, (14.50 Inches) (Hose Cooler To Cooler) (1 required per assembly)
TIE STRAP (14.50 77054 77054
77054OEM Part 77054 - Tie Strap (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#NS 19-807992 3 COVER (.375)-Hose Clamp End (8 required per assembly)
COVER-.375 @20    O - Replaced by 19-8M6500037  
19-807992 3This part has been superseded. COVER-.375 @20 O - Replaced by 19-8M6500037
(more info)
    UnavailableUnavailable Parts
COVER-CLAMP @20   O - Replaced by 19-8M0074364  
19-8M6500037This part has been superseded. COVER-CLAMP @20 O - Replaced by 19-8M0074364
(more info)
    UnavailableUnavailable Parts
CAP 19-8M0074364  
198M0074364OEM Part 198M0074364 - Cover-Clamp Note: Must be ordered in multiples of 20 (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 27-807670A96 GASKET/SEAL SET, Engine Overhaul (1 required per assembly)
GASKET/SEAL SET E 27-807670A96 27-807670A96
27-807670A96OEM Part 27-807670A96 - Gasket Set (more info) About Mercury Marine $496.14 $496.14 Add to shopping cart
Available to order:
Usually ships
within 8 days
#- 849177A 4 PARTIAL ENGINE ASSEMBLY (1 required per assembly)
PARTIAL ENG-377   O NLA  
849177A 4 PARTIAL ENG-377 O NLA
(more info)
    UnavailableUnavailable Parts