Sierra Marine Online Parts Catalog MerCruiser exhaust manifold riser elbow gasket mounting bolt spacer

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MERCRUISER

Cooling System

PKG. OF 2

18-2949

18-2949-9➁

EXHAUST MANIFOLD GASKET

18-0604

18-0603

Replaces: Barr CHV-47-000

EXHAUST MANIFOLD GASKET SET

EXHAUST MANIFOLD GASKET SET

Use with:

For: GM 305/350 CID engines

For: Ford 302/351 CID engines

Manifold: 18-1997-1

For use with 18-1997-1

For use with 18-1998-1

➀18-4224D

➀18-4218D

18-4218

DRAIN TAP

Replaces: 22-87238, 22-16951A1,

18-4224

22-16951t1, Q1 1/4" nPt

18-4226

DRAIN ELbOw

18-3223

DRAIN PLUG

ASSEMbLY

18-3223-9➁

Replaces: 22-806608A1

Replaces: 22-806926A1

bulk pack of 12

18-8216

HOSE bARb

18-4461

Replaces: 22-36305

HOSE bARb

18-4227

Fits: Mercruiser- V6 (229 and

Replaces: 22-807155

DRAIN ELbOw

262ci),Small Block V8 (305-350ci), Big

3/4" - 14 nPt x 1" Hose

Replaces: 22-806926

Block V8 (454ci)

Corrosion Resistant brass Fitting

MANIFOLD/MANIFOLD GASKET APPLICATION

Manifold

Elbow

Manifold

End

End Cap

Stb (*)

Stb (*)

End

block-Off

Manifold

Elbow

Cap

water Port

Gasket

Model

Serial Number

Port (#)

Port (#)

Cap

Plate

Gasket

Gasket

Gasket

Gasket

Set

120

1666601 - 2046624

--

--

--

N/A

--

N/A

--

N/A

120

2046625 - 2324346

--

N/A

N/A

18-1209

120

2324347 - 3377340

--

N/A

18-1209

120

3377341 - 5192408

--

N/A

18-1209

120

5192049 - 6229717

--

N/A

18-1209

120/2.5L

6229718 & up

18-1956-1

N/A

140(4Cyl)

2508261 - 3332137

18-1955-1

18-1203

--

140(4Cyl)

3332138 - 5157668

18-1955-1

18-1203

140(4Cyl)

5157669 - 6229717

18-1955-1

18-1203

--

140/3.0L

6229718 & up

18-1956-1

N/A

3.0L/3.0LX

C856559 - F603999

18-1956-1

18-1975-1

N/A

--

140(6Cyl)

1538930 - 1725960

--

--

N/A

N/A

--

--

--

--

150

1666495 - 2048046

--

--

--

N/A

--

N/A

--

--

160

2048022 - 2770031

--

N/A

N/A

--

18-1209

--

165

2770032 & up

18-1960-1

#

Port if necessary

➈ Two piece elbow assembly only

➒ For 0° - 3" O.D. use 18-1974-1;

For 15° - 3" O.D. use 18-1970-1;

*

Starboard if necessary

➉ Manifold with end caps only

For 7° - 4" O.D. use 18-1976-1

S/N 2816417 & up only

➋ Inboards not included

➁

➓ Electric choke only

Not including inboard

➌ V-Drive not included

➂

■ Mercruiser system only

V-Drive use 18-1971

➍ Inboards use 18-1978

➃

★ Adapter to Elbow Gasket use 18-0885

S/N 4481626 & up use 18-0928

➎ Cast iron elbow only

➅

S/N 4471566 & up use 18-0928

➏ S/N 4625580 & up use 18-1972

➆

➀ Items ending in "D" are Display Packaged - Regular number is non-Display

➁ Priced per Package

668