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Parts for 4.5L MPI 250 Alpha / Bravo Ec 4.5L (274 Cu In) V6 Mercury MerCruiser Engines - Gas Raw Water Cooling Crossover Assembly

#1 8M0107034 CROSSOVER-RWC (1 required per assembly)
CROSSOVER-RWC 8M0107034
8M0107034

About Mercury Marine

OEM Part

8M0107034 - CROSSOVER-RWC [ More info ]

Add to shopping cart $477.49
Available to Order: Shipping delay up to 10 days.

#2 8M0180564 PLUG @5 (2 required per assembly) — Replaces: 73379
PLUG 22-8M0180564
22-8M0180564

About Mercury Marine

OEM Part

22-8M0180564 - Plug, Sold Individually [ More info ]

Add to shopping cart $7.59
3 In Stock.

#3 8M0081836 SEAL (2 required per assembly)
SEAL 8M0081836
8M0081836

About Mercury Marine

OEM Part

8M0081836 - Seal [ More info ]

Add to shopping cart $1.00
Available to Order: Shipping delay up to 10 days.

#4 8M0204679 PLUG-PIPE (2 required per assembly) — Replaces: 428611
PLUG-PIPE 22-8M0204679
22-8M0204679

About Mercury Marine

OEM Part

22-8M0204679 - Exhaust Manifold Pipe Plug [ More info ]

Add to shopping cart $10.99
Available to Order: Shipping delay up to 10 days.

#5 866725 FTG-STRGT 3/4 NPT (2 required per assembly)
FTG-STRGT 3/4 NPT 22-866725
22-866725

About Mercury Marine

OEM Part

22-866725 - Brass Fitting, 3/4 NPT [ More info ]

Add to shopping cart $18.29
In Stock

BRASS CONNECTOR
18-4461

About Sierra Marine

OEM Match

18-4461 - Brass Connector [ More info ]

Add to shopping cart $13.99 $13.86
1 In Stock.

#6 8M0148668 SENSOR-TEMP (1 required per assembly) — Replaces: 885342002
SENSOR-TEMP 8M0148668
8M0148668

About Mercury Marine

OEM Part

8M0148668 - Temperature Sensor [ More info ]

Add to shopping cart $48.39
1 In Stock.

#7 896699 O-RING (1.78 MM X .08 MM) (1 required per assembly)
O-RING (1.78 mm x .08 m 25-896699
25-896699

About Mercury Marine

OEM Part

25-896699 - O-ring, (1.78 Mm X .08 Mm) [ More info ]

Add to shopping cart $12.49
Available to Order: Shipping delay up to 10 days.

#8 8M0090430 HOSE FSM TO CROSSOVER (1 required per assembly)
HOSE 32-8M0090430
32-8M0090430

About Mercury Marine

OEM Part

328M0090430 - Hose [ More info ]

Add to shopping cart $5.29
Available to Order: Shipping delay up to 10 days.

#9 390721 PLUG @3 (1 required per assembly)
PLUG 22-390721
22-390721

About Mercury Marine

OEM Part

22-39072 1 - Plug - Priced Individually [ More info ]

Add to shopping cart $9.29
1 In Stock.

#10 8M0085864 FITTING (1 required per assembly)
FITTING 22-8M0085864
22-8M0085864

About Mercury Marine

OEM Part

228M0085864 - Fitting [ More info ]

Add to shopping cart $6.59
Available to Order: Shipping delay up to 10 days.

#11 8M0180565 PLUG (1 required per assembly) — Replaces: 32803
PLUG 22-8M0180565
22-8M0180565

About Mercury Marine

OEM Part

228M0180565 - PLUG [ More info ]

Add to shopping cart $7.99
Available to Order: Shipping delay up to 10 days.

#12 8M0153661 SCREW (2 required per assembly) — Replaces: 4009516
SCREW 10-8M0153661
10-8M0153661

About Mercury Marine

OEM Part

108M0153661 - SCREW [ More info ]

Add to shopping cart $2.39
Available to Order: Shipping delay up to 10 days.

#13 8M0073879 CAP (1 required per assembly)
CAP 8M0073879
8M0073879

About Mercury Marine

OEM Part

8M0073879 - CAP [ More info ]

Add to shopping cart $27.39
Available to Order: Shipping delay up to 10 days.

#14 8M0079167 GASKET (1 required per assembly)
GASKET 27-8M0079167
27-8M0079167

About Mercury Marine

OEM Part

278M0079167 - Gasket [ More info ]

Add to shopping cart $1.20
Available to Order: Shipping delay up to 10 days.

#15 8M0204687 GASKET @5 (1 required per assembly) — Replaces: 806871
27-8M0204687 - GASKET @5              Q=T - Replaced by -8M0238323
27-8M0204687

27-8M0204687 - Thermostat Gasket, Priced Individually [ More info ]
Unavailable
GASKET 27-8M0238323
27-8M0238323

About Mercury Marine

OEM Part

27-8M0238323 - Gasket, Priced Individually [ More info ]

Add to shopping cart $10.20
10+ In Stock.

#16 8M0089715 THERMOSTAT-140 (1 required per assembly)
THERMOSTAT-140 8M0089715
8M0089715

About Mercury Marine

OEM Part

8M0089715 - Thermostat, 140 Degrees [ More info ]

Add to shopping cart $27.69
4 In Stock.

THERMOSTAT 140
18-3551

About Sierra Marine

OEM Match

18-3551 - Thermostat, 142 Degrees, 807252T1, 59137 [ More info ]

Add to shopping cart $19.21
8 In Stock.

THERMOSTAT KIT 807252Q4
807252Q4

About Mercury Marine

OEM Part

807252Q 4 - Thermostat Kit, 140 Degrees [ More info ]

Add to shopping cart $57.49 $54.99
Available to Order: Shipping delay up to 10 days.

THERMOSTAT - 142 DEGREE
75-03057

About Engineered Marine Products

OEM Match

75-03057 - Thermostat 142 Degree [ More info ]

Add to shopping cart $17.99 $14.91
In Stock

#17 8M0119211 DRAIN PLUG @5 (1 required per assembly) — Replaces: 806608A02
DRAIN PLUG 22-8M0119211
22-8M0119211

About Mercury Marine

OEM Part

22-8M0119211 - Drain Plug, Priced Individually, .5 inch x 13 [ More info ]

Add to shopping cart $10.19
3 In Stock.

#18 26802 O-RING (.424 X .103) (1 required per assembly)
O RING 25-26802
25-26802

About Mercury Marine

OEM Part

25-26802 - O-ring, (.424 X .103) [ More info ]

Add to shopping cart $2.89
10+ In Stock.

#19 8M2600010 SCREW (M6X10) RWC COVER BRACKET (4 required per assembly)
SCREW 10-8M2600010
10-8M2600010

About Mercury Marine

OEM Part

108M2600010 - Screw [ More info ]

Add to shopping cart $1.00
Available to Order: Shipping delay up to 10 days.

#20 815504105 CLAMP (2 required per assembly)
54-815504105 - CLAMP Worm Gear (  - Replaced by -8M0188618
54-815504105

54-815504105 - Clamp [ More info ]
Unavailable
54-8M0188618 - CLAMP
54-8M0188618

About Mercury Marine

OEM Part

54-8M0188618 - CLAMP [ More info ]
Unavailable
#21 8M0074364 COVER-CLAMP @20 (AR required per assembly)
COVER-CLAMP 19-8M0074364
19-8M0074364

About Mercury Marine

OEM Part

198M0074364 - Cover-Clamp - Priced Individually [ More info ]

Add to shopping cart $3.29 $2.64
10+ In Stock.

#22 815504216 CLAMP (4 required per assembly)
54-815504216 - CLAMP Worm Gear (
54-815504216

About Mercury Marine

OEM Part

54-815504216 - Clamp [ More info ]
Unavailable
#23 40095110 SCREW (4 required per assembly)
SCREW 10-40095110
10-40095110

About Mercury Marine

OEM Part

1040095110 - Screw [ More info ]

Add to shopping cart $2.39
Available to Order: Shipping delay up to 10 days.


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