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Mercruiser GM Small Block V8 Exhaust Manifold System

SKU # SIE-18-1951-1.1

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SKU# SIE-18-1951-1.1

Description

GM Small Block V8 for Mercruiser Cooling System

  • Stock Image.
  • Fits GM Small Block V8 305-350 cu. in. Models 198, 228 & 898 
  • Sierra products are engineered to meet today's high horsepower engine demands and to stand up against the harsh marine environment. All Sierra products either meet or exceed the original equipment part it replaces.
Figure Part # Description Application  Includes
1 18-1951-1 Manifold (Starboard) GM Small Block (V8) 305-350 CU.IN. Models 198, 228, & 898. (Starboard) -
2 18-1978 Manifold Elbow Use w/ Manifolds: 18-1950-1, 18-1951-1; Elbow Gasket 18-2933; Mounting Kit 18-4362.  -
3 18-3233 Mounting Stud  3/8-24, 3/8-16 x 1 3/4. Included in 18-4362 Mounting Kit.  -
4 NSS Mounting Stud  Included in 18-8554 Mounting Kit. -
5 NSS Mounting Bolt Included in 18-8512 Mounting Kit. -
6 18-2833 Elbow Gasket Use w/ Elbows: 18-1971 & 18-1978. Included in 18-4362 Mounting Kit.  -
7 18-1971 Manifold Elbow Use w/ Manifolds: 18-1950-1, 18-1951-1; Elbow Gasket 18-2833; Mounting Kit 18-4362.  -
8 18-1906 Manifold Spacer 3" Spacer for Manifold: 18-1950-1, 18-1951-1. Use w/ Mounting Kit 18-8554 w/ 18-1971 or 18-1978 Elbows.  -
9 18-4008 Block Off Plate Use w/ Manifolds: 18-1950-1, 18-1951-1; Requires (2) 18-2833 Elbow Gaskets.  -
10 18-1950-1 Manifold (Port) GM Small Block (V8) 305-350 CU.IN. Models 198, 228, & 898. (Port) -
11 18-4009 End Plate Use w/ (Port & Starboard) Manifolds: 18-1950-1 & 18-1951-1; Mounting Kit: 18-8512 -
12 18-2832 Front/End Plate Gasket Fits Port & Starboard Caps of Manifolds: 18-1950-1, 18-1951-1. Use w/ Front Plate: 18-4009. Included in 18-8512 Mounting Kit.  -
13 NSS End Plate Fits Manifold: 18-1950-1, 18-1951-1; Mounting Kit: 18-8512.  -
14 18-2949 Manifold Gasket Use w/ Manifold: 18-1951-1. -
15 NSS Mounting Bolt Included in 18-8520 Mounting Kit.  -
16 18-8520 Mounting Kit Use w/ Manifolds: 18-1950-1, 18-1951-1. Includes 18-2949 Manifold Gasket.  14
17 18-8512 Mounting Kit Use w/ Front/End Plates: 18-4009. Includes 18-2832 Front End Plate Gasket.  12
18 18-8554 Mounting Kit Use w/ Manifold Spacer: 18-1908 w/ Riser 18-1971 or 18-1978 Elbows. Included in 18-190K. Includes (1) 18-2849 & 18-0897 Elbow Gaskets.  23, 24
19 18-8514 Mounting Kit Use w/ Elbows: 18-1971 & 18-1978. Includes 18-2833 Gasket & 18-4008 Block Off Plate.   6, 9
20 18-4362 Mounting Kit Use w/ Elbows: 18-1971 & 18-1978. Includes 18-2833 Elbow Gasket.  6
21 18-8548 Hardware Kit Includes only Hardware for 18-1950-1 & 18-1951-1 Manifolds. Included in 18-8520 Mounting Kit.  -
22 18-1908K Manifold Spacer Kit Includes (2) Spacers, Restrictor, Open, & Blocked Gasket. All Necessary Mounting Hardware is also Included.  6,8,9, 23, 24
23 18-2849 Elbow Gasket (Open) Use w/ Elbow: 18-1976-1 & 18-1970-1 -
24 18-0897 Elbow Gasket (Restrictor) Used w/ Riser: 18-1976-1 & 18-1970-1 -
 
*NSS- Not Sold Seperately


Specifications
Manufacturer Sierra Marine