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Parts for MerCruiser 3.0L GM 181 I / L4 Intake / Exhaust Manifold

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 860235A03 MANIFOLD ASSEMBLY, Exhaust (1 required per assembly)
MANIFOLD ASSEMBLY 860235A03 860235A03
860235A03OEM Part 860235A03 - Exhaust Manifold (more info) About Mercury Marine $458.25 $458.25 Add to shopping cart
Available to order:
Usually ships
within 8 days
MANIFOLD 18-1966
18-1966OEM Match 18-1966 - Manifold, 4 Bolt Carb Mounting 860235A03 (more info) About Sierra Marine $419.99 $350.60 Add to shopping cart
1 in stock. Explain stock levels
#2 22-32803 PLUG, Pipe (.375-18) Brass (1 required per assembly)
PLUG Pipe (.375-1 22-32803 22-32803
22-32803OEM Part 22-32803 - Plug (more info) About Mercury Marine $4.70 $4.70 Add to shopping cart
3 in stock. Explain stock levels
Pipe Plug, 3/8-18 Npt Pipe 18-4264
18-4264OEM Match 18-4264 - Pipe Plug, 3/8-18 NPT Pi (more info) About Sierra Marine $3.99 $3.41 Add to shopping cart
Available to order:
Usually ships
within 8 days
#3 22-863804 FITTING, (.750-14), Hose (1 required per assembly)
FITTING           O - Replaced by 22-866725  
22-863804This part has been superseded. FITTING O - Replaced by 22-866725
(more info)
    UnavailableUnavailable Parts
FITTING Straight 22-866725  
22-866725OEM Part 22-866725 - Steering Fitting 3/4 NPT (more info) About Mercury Marine $12.90 $12.90 Add to shopping cart
3 in stock. Explain stock levels
Brass Connector 18-4461
18-4461OEM Match 18-4461 - Brass Connector (more info) About Sierra Marine $15.63 $12.38 Add to shopping cart
1 in stock. Explain stock levels
#4 22-845175 BUSHING, Reducer (.750 / .375) (1 required per assembly)
BUSHING Reducer ( 22-845175  
22-845175OEM Part 22-845175 - Reducer Bushing (more info) About Mercury Marine $13.10 $13.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#5 22-862557 BUSHING, (.500-13 x .375) (1 required per assembly)
BUSHING (.500-13 22-862557 22-862557
22-862557OEM Part 22-862557 - Bushing (more info) About Mercury Marine $13.30 $13.30 Add to shopping cart
Available to order:
Usually ships
within 8 days
#6 22-806608A 1 PLUG KIT, (.500-13) Royal 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22-806608A 1This part has been superseded.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
#7 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
#8 865549 LIFTING EYE (1 required per assembly)
LIFTING EYE 865549 865549
865549OEM Part 865549 - Lifting Bracket (more info) About Mercury Marine $13.90 $13.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
#9 12-20084 WASHER, (.328 x .562 x .062) (1 required per assembly)
WASHER (.328 x .5 12-20084 12-20084
12-20084OEM Part 12-20084 - Washer - Priced Individually (more info) About Mercury Marine $2.07 $2.07 Add to shopping cart
10+ in stock. Explain stock levels
#10 10-98261 SCREW, (.375-16 x .750) (1 required per assembly)
SCREW (.375-16 x 10-98261 10-98261
10-98261OEM Part 10-98261 - Screw (more info) About Mercury Marine $0.80 $0.80 Add to shopping cart
Available to order:
Usually ships
within 8 days
#11 27-99777 2 GASKET, Elbow (1 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-99777  2 27-99777 2
27-99777 2OEM Part 27-99777 2 - Gasket - Priced Individually (more info) About Mercury Marine $3.40 $3.40 Add to shopping cart
10+ in stock. Explain stock levels
GASKET   27 99777Q02 27-99777Q02
27-99777Q02OEM Part 27-99777Q02 - Gasket (more info) About Mercury Marine $3.70 $3.70 Add to shopping cart
Available to order:
Usually ships
within 8 days
#12 27-815528 GASKET, Exhaust Manifold (1 required per assembly)
GASKET 27-815528 27-815528
27-815528OEM Part 27-815528 - Gasket (more info) About Mercury Marine $17.90 $15.33 Add to shopping cart
Available to order:
Usually ships
within 8 days
Intake/Exhaust Gasket 18-0680
18-0680OEM Match 18-0680 - Gasket, 3853256 (more info)
Replaces OEM #0914578
About Sierra Marine $15.99 $12.40 Add to shopping cart
3 in stock. Explain stock levels
#13 10-53728 SCREW, (.375-16 x 4.75) (2 required per assembly)
SCREW (.375-16 x 10-53728 10-53728
10-53728OEM Part 10-53728 - Screw (more info) About Mercury Marine $3.40 $3.40 Add to shopping cart
Available to order:
Usually ships
within 8 days
#14 16-806300 STUD, (.375 x 5.380) (3 required per assembly)
ORD 16-8M2010364  O NLA  
16-806300 ORD 16-8M2010364 O NLA
(more info)
    UnavailableUnavailable Parts
#15 12-20553 WASHER, (.406 x .734 x .063) (5 required per assembly)
WASHER (.406 x .7 12-20553  
12-20553OEM Part 12-20553 - Washer - Priced Individually (more info) About Mercury Marine $1.10 $1.10 Add to shopping cart
Available to order:
Usually ships
within 8 days
#16 11-46335 NUT, (.375-24) (3 required per assembly)
NUT (.375-24) 11-46335 11-46335
11-46335OEM Part 11-46335 - Nut (more info) About Mercury Marine $2.07 $2.07 Add to shopping cart
Available to order:
Usually ships
within 8 days
#17 10-66863 1 SCREW, (.375-16 x 2.500) (2 required per assembly)
SCREW (.375-16 x 10-66863  1 10-66863  1
10-66863 1OEM Part 10-66863 1 - Screw (more info) About Mercury Marine $1.30 $1.30 Add to shopping cart
Available to order:
Usually ships
within 8 days
#18 12076A 2 ELBOW ASSEMBLY, Exhaust (1 required per assembly)
ELBOW ASSEMBLY 12076A 2 12076A 2
12076A 2OEM Part 12076A 2 - Exhaust Elbow (more info) About Mercury Marine $299.17 $299.17 Add to shopping cart
Available to order:
Usually ships
within 8 days
Riser 18-1975-1
18-1975-1OEM Match 18-1975-1 - Riser (more info) About Sierra Marine $249.99 $202.14 Add to shopping cart
4 in stock. Explain stock levels
RISER (21#) MC-20-12076 MC-20-12076
MC-20-12076OEM Match MC-20-12076 - Riser, Gooseneck Shape (more info) About Barr Marine by EDM $225.00 $175.72 Add to shopping cart
3 in stock. Explain stock levels
#19 22-42861 1 FITTING, Pipe - Brass (.750-14) (1 required per assembly)
FITTING Pipe - Br 22-42861  1 22-42861  1
22-42861 1OEM Part 22-42861 1 - Pipe Plug (more info) About Mercury Marine $7.30 $7.30 Add to shopping cart
9 in stock. Explain stock levels