Sierra 18-2748 Mercruiser 4" Upper Exhaust Boot Sierra high-quality engine parts are designed to meet OEM specifications. For use on Mercruiser Stern Drive engines. Upper Tube: 4" Fits MCM 120, 140 & GM V-6 & V-8 engines Use with:...

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Sierra 18-2727 Mercruiser Exhaust Water Shutter Sierra high-quality engine parts are designed to meet OEM specifications. Length: 3" Width: 3.780" Replaces: Mercruiser 60930 Mallory 9-42800 GLM 89165 Pro...

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Mercruiser Water Shutters by Sierra (2 Pack) Used on Mercruiser engines THIS PART NUMBER IS FOR 2 SHUTTERS For 1 Shutter order SIE-18-2732   Replaces: Mercruiser 1438A1,14348,14348A2,807166A3 Mallory 9-42802 GLM 89170 Pro Marine 65166 ...

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Sierra 18-2733 Mercruiser Water Shutter Sierra high-quality engine parts are designed to meet OEM specifications. Length: 3.175" Width: 2.5" Interchangeable with: GLM 89160 Mallory 9-42801 Mercruiser Stern...

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Mercruiser 3" Exhaust Tube by Sierra For Use On Engine Models: 185 HP (2 BBL) V6 1985-1987 185 HP (4 BBL) V6 1983-1984 200 HP (2 BBL) V8 1985-1986 205 HP (4 BBL) V6 1985-1987 228 HP (4 BBL) V8 1982-1984 230 HP (4 BBL) V8 1985-1986 260 HP (350c.i.) V8...

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Mercruiser Water Shutter by Sierra Used on Mercruiser engines THIS PART NUMBER IS FOR 1 SHUTTER For 2 Shutters order SIE-18-2732-9 Replaces: Mercury - 807166A3 Mallory - 9-42802 GLM - 89170 Pro Marine - 65166

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Sierra 18-2759 Mercruiser Exhaust Tube Sierra high-quality engine parts are designed to meet OEM specifications. This Tube fits MCM 120 & 140: 160 & 165 (in-line 6 cyl.) Interchangeable with: GLM 89060 Mallory 9-72807 Mercruiser...

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Sierra 18-2770 Exhaust Tube Sierra replacement exhaust tube for use on Mercruiser I/O Engines. Interchangeable with: Mallory 9-72804 Mercruiser Stern Drive 32-807458T Application: Mercruiser Stern Drive 262 MAG TBI...

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