MerCruiser Parts
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OEM Quicksilver 2-4-C Lube- 8 Oz 92-802859Q1
Mercury Marine / Quicksilver
$14.99OEM Quicksilver 2-4-C Lube- 8 Oz 92-802859Q1 2-4-C Marine Grease with Teflon 802859Q1 is a high quality marine lubricant specified by Mercury Marine for general lubricant application. Keep contacted moving surfaces properly lubricated for long...- Part Number:
- 710-92-802859Q1
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 8 oz. tube
$14.99 -
OEM Quicksilver/Mercury Spark Plug Wires 84-816761Q16
Mercury Marine / Quicksilver
$80.49 $62.99OEM Quicksilver/Mercury Spark Plug Wires 84-816761Q16 Spark plug set 816761Q16 is for use on V-6 MerCruiser engines with Thunderbolt IV ignition systems (1985 through 2003).- Part Number:
- 710-84-816761Q16
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Fits GM V-6 262 cid engines with Thunderbolt IV ignition ('85-'03)
$80.49 $62.99 -
SEA-DOG LINE EXHAUST THRU-HULL 2-1/2" SS 521125
SEA-DOG LINE
$151.35 $119.99Sea-Dog Line - 521125 EXHAUST THRU-HULL 2-1/2 SS EXHAUST THRU-HULL (SEA-DOG LINE) Stainless flap with rubber seal Cast 316 Stainless Hose 2-1/2" Length 5-7/8" Alternate - SDG 521125 24-2490 354-521125- Part Number:
- 354-521125
- Availability:
- In Stock - Ships same or next business day.
- A:
- 2-9/16"
- B:
- 5"
- C:
- 5-7/8"
- D:
- 4-1/2"
- E:
- 2-1/2"
$151.35 $119.99 -
OEM Quicksilver/Mercury MerCruiser Non-DTS 14 Pin to 10 Harness Adaptor 84-866337T01
Mercury Marine / Quicksilver
$64.42 $49.99OEM Quicksilver/Mercury Non-DTS 14 Pin to 10 Adaptor 84-866337T01 Adapter that allows you to connect 14 pin (Male) to the 10 pin (Female) MCM/MIE engines that have the 10 pin / 14 pin option on the engine. Also used on Race product (outboards...- Part Number:
- 710-84-866337T01
- Availability:
- In Stock - Ships same or next business day.
$64.42 $49.99 -
OEM MerCruiser 5.7/350 EC Cat Manifold Starboard 879288a01 8m0103773 (2010+)
Mercury Marine / Quicksilver
$844.49 $749.99OEM MerCruiser 5.7/350 EC Cat Manifold Starboard 879288a01 8m0103773 (2010+) Exhaust manifold 8M0103773 is for the starboard side only on V-8 MerCruiser stern drive and inboard engines (3.5, 350 and 377 cid, model year 2008 and newer).- Part Number:
- 710-8M0103773
- Availability:
- In Stock - Ships same or next business day.
- MPN:
- 8M0103773
$844.49 $749.99 -
OEM MerCruiser V6/V8 "Dry Joint" Exhaust Riser 3" Spacer Kit (14 degree risers) (std cooling) 864929A3
Mercury Marine / Quicksilver
$922.57 $774.99OEM MerCruiser DRY JOINT 3 inch riser kit For V6 and V8 engines with (14 degree risers) 864309T01, 864309T02 (std cooling) Will work with Dry Joint Exhaust only Includes: • Gaskets • 3 inch spacers • Mounting...- Part Number:
- 710-864929A3
- Availability:
- In Stock - Ships same or next business day.
$922.57 $774.99 -
OEM Quicksilver Extreme Grease- 14 Oz 92-8M0190470
Mercury Marine / Quicksilver
$17.99 $13.99OEM Quicksilver Extreme Grease- 14 Oz 92-8M0071841 92-8M0190470 High Performance Marine Grease is a high-quality marine lubricant specified by Mercury Marine for general lubricant application. Keep contacted moving surfaces properly...- Part Number:
- 710-92-8M0190470
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 14 oz cartridge
$17.99 $13.99 -
OEM Quicksilver Mercury Bravo Alpha Exhaust bellows Tube 78458A1
Mercury Marine / Quicksilver
$82.33 $60.98OEM Quicksilver/Mercury Bravo/Alpha Exhaust Tube 78458A1 Bell housing exhaust tube 78458A1 is for MerCruiser stern drive models R, MR, Alpha One and Alpha One Gen II and Blackhawk (1963 and newer). Easy to install using common tools. Kit includes...- Part Number:
- 710-78458A1
- Availability:
- In Stock - Ships same or next business day.
$82.33 $60.98 -
Sierra EXHAUST FLAPPER 5-6 INCH 18-4458
Sierra
$78.09 $58.82Sierra_47 - 18-4458 EXHAUST FLAPPER 5-6 INCH EXHAUST PROTECTOR VALVE (Sierra) Includes: • Stainless steel hose clamp • Weather resistant rubber flapper valve Replaces OEM No: Volvo# 834438-4 Size 5" & 6" Alternate - SIE...- Part Number:
- 47-4458
- Availability:
- In Stock - Ships same or next business day.
$78.09 $58.82 -
Sierra MerCruiser Alpha gen 2 U-Joint Drive shaft bellows bellow 816431a1 18-2747
Sierra
$113.29 $52.99MerCruiser Drive Shaft Bellows For MerCruiser Alpha gen 2 Transom AssembliesReplaces oem Part Number - 816431a1Sierra Part Number: 18-2747- Part Number:
- 47-2747
- Availability:
- In Stock - Ships same or next business day.
$113.29 $52.99 -
OEM MerCruiser 3.0 Exhaust Riser Elbow 12076A2
Mercury Marine / Quicksilver
$412.49 $334.99OEM MerCruiser 3.0 Exhaust Riser Elbow 12076A2 Exhaust Elbow: 3.0L/3.0LX 1995+,Fits MCM 2.5L & 3.0L/LX (1982 & newer); also MCM 470 (1977-1982) Alternate - SIE 19751 18-1975 47-19751 Please confirm fitment of MerCruiser parts with your serial...- Part Number:
- 710-12076A2
- Availability:
- In Stock - Ships same or next business day.
$412.49 $334.99 -
OEM Mercury Gen 2 Throttle & Shift Cable - 11Ft 8M0082534
Mercury Marine / Quicksilver
$55.90 $44.99OEM Quicksilver/Mercury Throttle/Shift Cable G2 - 11Ft 8M0082534 Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may not always be accurateAll of our Mercury parts are sold and priced...- Part Number:
- 710-8M0082534
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 11ft
- Type:
- Gen 2
$55.90 $44.99 -
OEM Quicksilver/Mercury 55 Amp Alternator 817119A4
Mercury Marine / Quicksilver
$350.99 $300.99OEM Quicksilver/Mercury 55 Amp Alternator 817119A4 55 amp alternator 817119A4 is for 4-cylinder MerCruiser stern drive or inboard engines made by General Motors from 1982 through 2016. It is also for V-6 and V-8 MerCruiser stern drive or inboard engines...- Part Number:
- 710-817119A4
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Mando 55A: V-Belt. 1982 & newer GM 4 cyl. engines ('92 & Newer) - also fits GM V-6 & V-8 engines ('82-'96).
- Type:
- New
$350.99 $300.99 -
Sierra MerCruiser 5.7 350 / 5.0 305 V8 Exhaust Manifold & 3 inch Riser Kit 18-1953-2 18-1970-2
Sierra
$1,442.96 $999.99Sierra MerCruiser 5.7 350 V8 Center Riser Exhaust Manifold & Riser Kit Fits Applications: V-8 305, 350 & 377 Engines from Years 1984 and earlier with 3 inch riser outlets 2x Manifold 18-1953-2 Replaces: • MerCrusier: 87114, 87114A19,...- Part Number:
- k-sierra350-3
- Availability:
- In Stock - Ships same or next business day.
$1,442.96 $999.99 -
Martyr MerCruiser Bravo 3 Anode Kit (Aluminum 2004+) CMBRAVO3KITA
Martyr Anodes
$74.69 $57.99Martyr Anodes Merc Bravo 3 Kit 04-Pres Alum Cmbravo3KitaBravo III 2004-present.Bravo 3 Kit Includes:CM762145 Trim TabCM821630C2 Driveshaft HousingCM806190 Trim Ram (2)CM762144 Trim TabCM865182C Prop Nut- Part Number:
- 194-CMBRAVO3KITA
- Availability:
- In Stock - Ships same or next business day.
- Material:
- Aluminum
$74.69 $57.99 -
OEM MerCruiser 5.7/350 EC Cat Manifold Port 879288A04 8m0103774 (2010+)
Mercury Marine / Quicksilver
$844.49 $749.99OEM MerCruiser 5.7/350 EC Cat Manifold Port 879288A04 8m0103774 (2010+) Exhaust manifold 8M0103774 is for the port side only on V-8 MerCruiser stern drive and inboard engines (3.5, 350 and 377 cid, model year 2008 and newer).- Part Number:
- 710-8M0103774
- Availability:
- In Stock - Ships same or next business day.
- MPN:
- 8M0103774
$844.49 $749.99 -
OEM Quicksilver/Mercury Alpha Gen 2 U-Joint Assembly 1998+ 864281A2
Mercury Marine / Quicksilver
$731.36 $649.99OEM Quicksilver/Mercury Gen 2 U-Joint Assembly 1998+ 864281A2 Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may not always be accurateAll of our Mercury parts are sold and priced EACH- Part Number:
- 710-864281A2
- Availability:
- In Stock - Ships same or next business day.
- Description:
- U-Joint Assembly
$731.36 $649.99 -
OEM Quicksilver/Mercury V-Belt- 40" 57-69143Q
Mercury Marine / Quicksilver
$32.99 $27.99OEM Quicksilver/Mercury V-Belt- 40" 57-69143Q V-belt 69143Q is 40 inches/1, 016 mm long to fit MerCruiser stern drive and inboard engines. It is the same belt as installed by MerCruiser. See your owner's manual or service manual for specific...- Part Number:
- 710-57-69143Q
- Availability:
- In Stock - Ships same or next business day.
$32.99 $27.99 -
OEM MerCruiser V8/5.0/5.7/6.2 Serpentine Belt 57-861049 57-861049Q
Mercury Marine / Quicksilver
$131.49 $112.99OEM MerCruiser V8/5.0/5.7/6.2 Serpentine Belt 57-861049 57-861049Q Replaces: 57-861049, 57-861049Q Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may not always be accurateAll of our...- Part Number:
- 710-57-861049Q
- Availability:
- In Stock - Ships same or next business day.
$131.49 $112.99 -
OEM Mercury / Quicksilver 496 Sea Water Pump w/o Air Fittings 46-8M0139994
Mercury Marine / Quicksilver
$821.99 $694.48Mercury / Quicksilver SEA PUMP KIT 46-8M0139994- Part Number:
- 710-46-8M0139994
- Availability:
- In Stock - Ships same or next business day.
$821.99 $694.48
MerCruiser I/O & Onboard
When it comes to boat engines, the name MerCruiser stands out as one of the finest and most respected in the industry. Unlike competitors that adapt automobile engines for marine use, MerCruiser inboard and outboard engines are designed from the ground up specifically for boats—ensuring no compromise in design or construction. At PowerBoatSupply.com, we help customers find any MerCruiser part they need to get the most out of their boating experience.
Inboard and Outboard MerCruiser Engines
MerCruiser offers inboard and outboard engines for nearly every type of recreational boat. At PowerBoatSupply.com, we support customers who own or service MerCruiser engines by providing OEM-certified parts. Whether you need a new transom assembly or parts for your MerCruiser exhaust, we supply the replacement components you need. Looking for MerCruiser repower engines? We carry a full range of options to help you find the perfect new powerplant for your boat.
MerCruiser Inboard & Outboard Engine Parts
Our comprehensive inventory of MerCruiser engine parts ensures you’ll always find the components and accessories required for your boat’s inboard or outboard motor. From oil and filters to anodes, we have everything to keep your engine performing at its best. Our full selection of outdrive parts and tools are OEM-certified, so you can always count on compatibility and reliability.
Your Trusted Dealer for MerCruiser Engines and Parts
While many websites and stores sell boat parts, few can match the experience and customer satisfaction record of PowerBoatSupply.com. For over forty years, we’ve provided inboard and outboard MerCruiser engines and parts both online and in-store, supporting professional mechanics and DIY boaters alike. Whatever you need, our expert staff is ready to answer questions and guide you to the right solutions—so don’t hesitate to reach out today!