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Crusader Exhaust Manifolds

      • Sierra 18-4218 Drain Tap Replaces 22-16951Q1
        List Price: $9.99
        Starting At: $6.55

        Sierra 18-4218 Drain Tap for Mercruiser, Volvo, OMC Sierra high-quality engine parts are designed to meet OEM specifications. Used with most OEM Manifolds. Fits Mercruiser cylinder blocks & exhaust manifolds Material: Brass Size: 1/4"...

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      • Sierra 18-4456 Exhaust Protector Valve Replaces 34765A2
        List Price: $30.99
        Starting At: $19.45

        Sierra 18-4456 Universal 3" Exhaust Flapper Includes 3" stainless steel clamp. Features: Compounded rubber flapper valves stops water from entering the exhaust system Constructed with weather resistant EPDM with U/V...

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      • Sierra 18-2909 Exhaust Manifold Gasket Replaces 27-99757
        List Price: $8.99
        Starting At: $6.17

        Sierra 18-2909 Exhaust Manifold Gasket for Mercruiser, OMC, Volvo V-6 Sierra replacement engine parts are designed to meet OEM specifications.  GM V-6 Use with: 18-1932 Manifold 18-1952-1 Manifold Interchangeable...

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      • List Price: $13.99
        Starting At: $10.85

        Sierra 18-2949 Exhaust Manifold Gasket Sierra replacement engine parts are designed to meet OEM specifications. Fits MCM/MIE GM V-8 (283, 305, 350 & 377 cid) engines. S/S from 18-0872 Interchangeable with: Barr CHV-47-000 MC 47 27...

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      • List Price: $59.49
        Starting At: $35.95

        Sierra 18-4458 Universal 5" Exhaust Protector Valve Sierra high-quality engine parts are designed to meet OEM specifications. Fits both 5" & 6" Exhaust and includes stainless steel clamp. Compounded rubber flapper valves prevent water from...

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      • Sierra 18-0418 Exhaust Manifold Mounting Gasket Replaces 27-46820
        List Price: $14.49
        Starting At: $10.20

        Sierra 18-0418 Exhaust Manifold Mounting Gasket Sierra high-quality engine parts are designed to meet OEM specifications. Fits MCM/MIE GM V-8 (454, 482, 496, 502 & 504 cid) engines. Interchangeable...

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      • Sierra 18-4457 Exhaust Protector Valve Replaces 12644A1
        List Price: $31.49
        Starting At: $21.45

        Sierra 18-4457 Mercruiser Exhaust Protector Valve - Replaces 12644A1 The Sierra 18-4457 Exhaust protector valve is a compounded rubber flapper valve that prevents water from entering the exhaust system. This valve is made with weather-resistant EPDM...

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      • Sierra 18-0604 Exhaust Manifold Gasket Set
        List Price: $28.99
        Starting At: $18.50

        Barr Exhaust Manifold Gasket Set by Sierra For GM 305/350 CID Engines and Barr Exhaust Systems. Use with Manifold 18-1997-1.

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      • Sierra 18-0475 Exhaust Elbow Gasket
        List Price: $9.30
        Starting At: $6.72

        Sierra Exhaust Elbow Gasket  Special Order est. 10 Days For use with Crusader Inboard engines Used with:  Riser:  sie-18-1938                    Used with:  Manifold:...

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      • Sierra 18-4364 Exhaust Elbow Mounting Package
        List Price: $15.99
        Starting At: $9.98

        Sierra 18-4364 Exhaust Elbow Mounting Package - Open Sierra high-quality engine parts are designed to meet OEM specifications. Use with: 18-1907 Riser 18-1939 Riser 18-1999 Elbow 18-1971 Elbow Mounting Package Includes: (1) 18-2854-1...

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      • Sierra 18-4461 Hose Barb
        List Price: $15.63
        Starting At: $10.72

        3/4" - 14 NPT Straight Hose Barb - Special Order est. 10 Days For 1" Hose Replaces: Mercury 22-866725 GLM 13984 Corrosion Resistant Brass Fitting

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      • Sierra 18-0309-1 Exhaust Elbow Gasket
        List Price: $5.49
        Starting At: $3.07

        Sierra Exhaust Elbow Gasket Special Order est. 10 Days For use with Crusader - Inboard Use with:  Exhaust Elbow:  18-1928                                  ...

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      • Sierra 18-0183-1 Exhaust Manifold Gasket
        List Price: $8.49
        Starting At: $5.53

        Sierra 18-0183-1 Exhaust Manifold Gasket for Mercruiser, OMC Sierra Exhaust Manifold Gasket for use on Mercruiser and OMC Stern Drives. Fits MCM/MIE Ford V-8 engines Use With: 18-1996 Manifold 18-1998-1 Manifold 18-1962-1...

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      • Sierra 18-0305-1 Exhaust Elbow Gasket
        List Price: $5.49
        Starting At: $3.07

        Sierra Exhaust Elbow Gasket Special Order est. 10 Days For use on Crusader/Inboard Use with: Exhaust Manifold: 18-1929 Replaces:  96108

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      • Sierra 18-8524 Exhaust Manifold Mounting Kit
        List Price: $31.99
        Starting At: $22.49

        Sierra 18-8524 Exhaust Manifold Mounting Kit The Sierra Exhaust Manifold Mounting Kit is for Crusader GM Big Block V8 454 cu. in. engines. Includes 18-0418 Exhaust Manifold Mounting Gasket. Use With: 18-1929 Manifold 18-1933...

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      • Sierra 18-8535 Exhaust Manifold Elbow Mounting Kit
        List Price: $13.99
        Starting At: $8.44

        Sierra 18-8535 Exhaust Manifold Elbow Mounting Kit Sierra replacement exhaust manifold elbow mounting kit (blocked). Barr, Indmar & Marine Power Ford Small Block V8 302-351 cu. in. GM Big Block V8 454 cu. in. GM Small Block V8 305-350 cu. in...

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      • Sierra 18-8538 Exhaust Manifold Mounting Kit
        List Price: $27.99
        Starting At: $14.11

        Sierra 18-8538 Exhaust Manifold Mounting Kit Ford Small Block V-8 Barr and Indmar Ford Small Block V8 302-351cu.in.  Use With: 18-1904 Manifold 18-1998-1 Manifold 18-1907 Riser Kit Includes: (1) 18-0183-1...

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