Sierra International Manifold Riser w/ Hardware 18-1909-1

Sierra International Edelbrock Performer Rpm 4V/Q Jet Water Intake Manifold For Bb Chevy Engines w/ Oval Port Heads 18-34084

Sierra International Edelbrock Performer Rpm 4V/Q Jet Water Intake Manifold For Bb Chevy Engines w/ Oval Port Heads 18-34084. It is designed for Chevy 1975 and earlier 396 to 502 C.I.D. V8 engines with oval-port heads. Built with durable aluminum... ... more

Sierra International Cast Iron Manifold w/ Mounting Package 18-1931-1

Sierra International Cast Iron Manifold w/ Mounting Package 18-1931-1. It contains Sierra 18-2949 Exhaust Manifold Gasket and 18-2971-1 Exhaust Manifold Gasket. It is interchangeable with Barr VO-1-835804 GLM 51630 HGE 5804 Mallory 9-40901 Osco 5805... ... more

Sierra International 18-1876 Riser 18-1876

Sierra International 18-1876 Riser 18-1876. Designed for use specifically with 18-1904 manifold and 18-2850 manifold endcap gasket. Composed of quality marine-grade material. Features of Sierra International Riser Riser replacement Fits: 170 (1974) 175... ... more

Sierra International 18-1936 Riser 18-1936

Sierra International 18-1936 Riser 18-1936. Designed for use specifically with 18-1904 manifold and 18-2850 manifold endcap gasket. Composed of quality marine-grade material. Features of Sierra International Riser Riser replacement Fits: 170 (1974) 175... ... more

Sierra International Dry Joint Exhaust Manifold For Gm V 6 2002 & Up 18-1842

Sierra International Dry Joint Exhaust Manifold For Gm V 6 2002 & Up 18-1842. Water is transferred from the manifold to the riser externally. Can be used with the O.E. riser. Fits GM V-6 (262 CID) engines (2002 and newer). Comes with (1) 18-2909... ... more

Sierra International Dry Joint Exhaust Manifold For Gm V 8 2002 & Up 18-1843

Sierra International Dry Joint Exhaust Manifold For Gm V 8 2002 & Up 18-1843. Water is transferred from the manifold to the riser externally. Fits MCM/MIE GM V-8 (305 350 and 377 CID) engines with dry joint exhaust (2002 and newer). Comes with (1)... ... more

Sierra International Manifold For Port And Starboard 18-1957-2

Sierra International Manifold For Port And Starboard 18-1957-2. Ideally suited for freshwater applications. Fits most Mercruiser (GM) V-8 Big Blocks with a center riser. Can be used with Sierra's 18-0418 Exhaust Manifold Mounting Gasket 18-8532 Exhaust... ... more

Sierra International 1-8-1-996 Manifold 18-1996

Sierra International 1-8-1-996 Manifold 18-1996. For: Pleasurecraft Ford Small Block V8 302 and 351 cu. in. For use with 18-8503 Exhaust Manifold Mounting Kit 18-1899 Riser 18-0183-1 Gasket Exhaust Manifold. Follow manufacturer recommendations and... ... more

Sierra International Riser With Exhaust Tube For Late Model MerCruiser 4 Cylinder Engines 18-1975-1

Sierra International Riser With Exhaust Tube For Late Model MerCruiser 4 Cylinder Engines 18-1975-1. This boat part manufactured by the experts at Sierra International is designed for use with late model 4-cylinder engines and MCM 2.5L and 3.0L/LX 1982... ... more

Sierra International 1-8-1-955-1- Manifold 18-1955-1

Sierra International 1-8-1-955-1- Manifold 18-1955-1. Each Sierra product meets or exceeds the original equipment part it replaces. Fits MCM 140 (1982 and older). For use with 18-4009 manifold end plate 18-8549 hardware kit manifold bolts 18-1971 elbow... ... more

Sierra International Manifold Elbow For Gm V8 Sb Engines Most Models 18-1921

Sierra International Manifold Elbow For Gm V8 Sb Engines Most Models 18-1921. Use with Sierra's 18-1902 Manifold 18-1903 Manifold 18-8534 Exhaust Elbow Mounting Kit 18-8553 Hardware Kit (Exhaust Elbow Bolts) and 18-0943-2 Exhaust Elbow Gasket. It is... ... more

Sierra International Manifold For Mcm/Mie Gm V8 305/350/377 Cid Engines 1983 2002 18-1953-2

Sierra International Manifold For Mcm/Mie Gm V8 305/350/377 Cid Engines 1983 2002 18-1953-2. The manifold is supplied with gaskets and will fit port and starboard applications. It is ideally suited for freshwater applications. Interchangeable with the... ... more

Sierra International Manifold With Mounting Package For MerCruiser/Marine Power/Barr Mc 18-1956-3

Sierra International Manifold With Mounting Package For MerCruiser/Marine Power/Barr Mc 18-1956-3. This manifold is designed for use with Mercruiser 2.5 and 3.5L engines (1983 to 1989). Replaces Mercruiser 860235A04 99798A16 99798A3 99798A9. Also... ... more

Sierra International Manifold With Mounting Package For MerCruiser 2.5L 153 Cid & 3.0L 181 Cid Engines 18-1954-1

Sierra International Manifold With Mounting Package For MerCruiser 2.5L 153 Cid & 3.0L 181 Cid Engines 18-1954-1. It is designed for use in Mercruiser 2.5L (153 CID) and 3.0L (181 CID) (1983-1989) engines with a Rochester carburetor with a 5-bolt... ... more

Sierra International Edelbrock Performer Rpm 4V/Q Jet Water Intake Manifold For Sb Chevy Engines 1955 1986 18-34082

Sierra International Edelbrock Performer Rpm 4V/Q Jet Water Intake Manifold For Sb Chevy Engines 1955 1986 18-34082. It is designed for Chevy 1955-1986 262 to 400 C.I.D. V8 engines for spread-bore (Q-Jet) or square-bore carbs. Built with durable... ... more

Sierra International Manifold Elbow For 3in I.D. Exhaust Hose 18-1999

Sierra International Manifold Elbow For 3in I.D. Exhaust Hose 18-1999. D. If a blocked mounting kit is required use Sierra Part Number 18-8535. The manifold elbow comes with (1) Sierra 18-4364 Exhaust Elbow Mounting Package (Open). Use this elbow with... ... more

Sierra International 1-8-1-997-1- Manifold 18-1997-1

Sierra International 1-8-1-997-1- Manifold 18-1997-1. Designed to be interchangeable with the following: GLM 56230 Mallory 9-40110 Osco 994. Each Sierra product meets or exceeds the original equipment part it replaces. Features of Sierra International... ... more

Sierra International 1-8-1-960-1- Manifold 18-1960-1

Sierra International 1-8-1-960-1- Manifold 18-1960-1. Each Sierra product meets or exceeds the original equipment part it replaces. Supplied with Mounting Package. Fits: Most Mercruiser (GM) in-line 6 cyl. engines. Features of Sierra International... ... more

Sierra International 1-8-1-940 Manifold 18-1940

Sierra International 1-8-1-940 Manifold 18-1940. Each Sierra product meets or exceeds the original equipment part it replaces. If using a blocked end plate either gasket will work. If using an open end plate use an open gasket Features of Sierra... ... more

Sierra International 1-8-1-986-1- Manifold 18-1986-1

Sierra International 1-8-1-986-1- Manifold 18-1986-1. Built with quality marine-grade components for optimal performance and reliability. For Port and Starboard applications. GM small block (V8) 305-350 cu. In. Cast iron. For use with 18-2949 Gasket... ... more

Sierra International Manifold For Gm Sb V8 Engines Port Side 18-1903

Sierra International Manifold For Gm Sb V8 Engines Port Side 18-1903. Designed for installation on the port side. Use with Sierra's 18-1921 Manifold Elbow 18-2949 Exhaust Manifold Gasket 18-8502 Exhaust Manifold Mounting Kit 18-2902-1 Exhaust Manifold... ... more

Sierra International Edelbrock Performer Rpm 4V/Q Jet Water Intake Manifold For Sb Chevy Engines 1987 1995 18-34083

Sierra International Edelbrock Performer Rpm 4V/Q Jet Water Intake Manifold For Sb Chevy Engines 1987 1995 18-34083. It is designed for Chevy 1987-1995 262 to 400 C.I.D. V8 engines for spread-bore (Q-Jet) or square-bore carbs. Built with durable... ... more

Sierra International 1-8-1-932 Manifold 18-1932

Sierra International 1-8-1-932 Manifold 18-1932. Designed to be interchangeable with the following: GLM 51640 Volvo Penta 856894. Each Sierra product meets or exceeds the original equipment part it replaces. Composed of cast iron and for Port and... ... more

Sierra International 1-8-1-952-1- Manifold 18-1952-1

Sierra International 1-8-1-952-1- Manifold 18-1952-1. Each Sierra product meets or exceeds the original equipment part it replaces. Port & Starboard. Features of Sierra International 18-1952-1 Manifold Sierra Manifold Meets or exceeds the original... ... more

Sierra International Manifold Elbow For Gm V 6/V 8 Engines 15 deg 3in Od 18-1970-2

Sierra International Manifold Elbow For Gm V 6/V 8 Engines 15 deg 3in Od 18-1970-2. These Manifold Elbows from Sierra International are built with precision and quality materials for optimal performance and reliability. The Sierra 1819702 Manifold... ... more

Sierra International 1-8-1-950-1- Manifold 18-1950-1

Sierra International 1-8-1-950-1- Manifold 18-1950-1. Designed to be interchangeable with the following: GLM 51237 Mallory 9-40503 Mercruiser 77234A2 77234A7 Osco 7234B. Each Sierra product meets or exceeds the original equipment part it replaces.... ... more

Sierra International Impeller For Johnson Pump 3 3/4in D x 3 1/2in.W 3-3/4in D x 3-1/2in W 18-3304

Sierra International Impeller For Johnson Pump 3 3/4in D x 3 1/2in.W 3-3/4in D x 3-1/2in W 18-3304. The impeller features a 3-3/4" diameter and a 3-1/2" width. Includes (1) Impeller and (1) Gasket per package. Constructed of durable Neoprene material.... ... more

Sierra International Carburetor w/ Base Gasket For MerCruiser 5.7L 1998 & Up 18-7376N

Sierra International Carburetor w/ Base Gasket For MerCruiser 5.7L 1998 & Up 18-7376N. 7L (1998 & Up) (s/n s/n 0L010037-0W300754) and Mercury/Tow Sports 5.7L (1998 & Up) (s/n 0L002003-0W090899) inboard engines. The carburetor includes the base gasket.... ... more

Sierra International Distributor w/ Standard Rotation For MerCruiser Gm 4 Cylinder 120/140 Hp Engines Most Models 18-5315-1

Sierra International Distributor w/ Standard Rotation For MerCruiser Gm 4 Cylinder 120/140 Hp Engines Most Models 18-5315-1. Stabilized points eliminate point float and bounce. High dielectric condenser with brass case eliminates corrosion. Mylar... ... more

Sierra International Carburetor w/ Base Gasket For MerCruiser 120/2.5L & 140/3.0L 18-7370N

Sierra International Carburetor w/ Base Gasket For MerCruiser 120/2.5L & 140/3.0L 18-7370N. 5L and 140/3.0L inboard engines. The carburetor includes the base gasket. Use with Sierra's 18-7098-1 Carburetor Kit and 18-0994 Carburetor Mounting Gasket. It... ... more

Sierra International Complete Upper Gear Housing w/ 21-18 Ratio For OMC 2.5L/3.0L/5.0L 18-4805

Sierra International Complete Upper Gear Housing w/ 21-18 Ratio For OMC 2.5L/3.0L/5.0L 18-4805. 5L (1986-1989) 3.0L (1986-1993) and 5.0L (1989-1993) I/O engines. The gear housing features a 21:18 ratio. It is interchangeable with OMC Stern Drive 983885... ... more

Sierra International Electronic Conversion Kit For Volvo 4 Cylinder Aq Models w/ Bosch Ignition 18-5292

Sierra International Electronic Conversion Kit For Volvo 4 Cylinder Aq Models w/ Bosch Ignition 18-5292. Built with marine grade materials. Each Sierra product meets or exceeds the original equipment part it replaces. Features of Sierra International... ... more

Sierra International Complete Upper Gear Housing w/ 21-16 Ratio For OMC 5.7L/5.8L 18-4804

Sierra International Complete Upper Gear Housing w/ 21-16 Ratio For OMC 5.7L/5.8L 18-4804. 7L (1986-1993) and 5.8L (1986-1989 1991-1993) I/O engines. The gear housing features a 21:16 ratio. It is interchangeable with OMC Stern Drive 983888 984770... ... more

Sierra International Complete Ignition Conversion Kit For Gm Sb & Bb Engines w/ Standard Deck Height 18-5480

Sierra International Complete Ignition Conversion Kit For Gm Sb & Bb Engines w/ Standard Deck Height 18-5480. The kit contains: (1) 18-5472 Hi-Performance Ignition Coil (1) 18-8803-2 Spark Plug Wire Set (1) 18-5483 Flame-Thrower Electronic Distributor.... ... more

Sierra International Complete Power Trim Assembly w/ Stainless Steel Bracket 18-6799

Sierra International Complete Power Trim Assembly w/ Stainless Steel Bracket 18-6799. Replacement pump for Prestolite high pressure/low flow system. Saltwater series. Primarily used 1982 and earlier. Interchangeable with Mallory 9-18210 and Mercruiser... ... more

Sierra International Top Mount Control Box w/ Trim Ch CHX8141P

Sierra International Top Mount Control Box w/ Trim Ch CHX8141P. Easy installation and set up. Neutral warm up button for throttle only operation. Features of Sierra International Top Mount Control Box with Trim Ch Includes start-in gear protection Easy... ... more

Sierra International Trim Motor w/ Pump 18-6881

Sierra International Trim Motor w/ Pump 18-6881. It is interchangeable with Prestolite 873051 and Volvo Penta 3586765 852928 872449 873051. Each Sierra product meets or exceeds the original equipment part it replaces. Features of Sierra International... ... more