MerCruiser Parts
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OEM Mercury MerCruiser 496 6" Spacer Riser Block 866768T 8M0124066
Mercury Marine / Quicksilver
$551.36 $499.99OEM MerCruiser 496 6" Spacer / Riser Block Old Part Number: 866768T New Part Number: 8M0124066 Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may not always be accurateAll of our...- Part Number:
- MM-8M0124066
- Availability:
- See Special Order Details
$551.36 $499.99 -
OEM Quicksilver 2-4-C Lube- 3 Pack- 3.5 Oz 92-802861Q1
Mercury Marine / Quicksilver
$24.99 $19.51OEM Quicksilver 2-4-C Lube- 3 Pack- 3.5 Oz 92-802861Q1 2-4-C Marine Lubricant is a high quality marine lubricant specified by Mercury Marine for general lubricant application. Keep contacted moving surfaces properly lubricated for long life and...- Part Number:
- 710-92-802861Q1
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3.5 oz. (3 pk cart.)
$24.99 $19.51 -
OEM Quicksilver/Mercury Gen 2 Cross & Bearing 805536A2
Mercury Marine / Quicksilver
$123.49 $105.99OEM Quicksilver/Mercury Gen 2 Cross & Bearing 805536A2 Drive shaft u-joint cross and bearing kit 805536A2 is for use on MerCruiser Alpha One Gen II stern drives (s/n OD870000 through OM400411). See your owner's manual or service manual for specific...- Part Number:
- 710-805536A2
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Cross & Bearing
$123.49 $105.99 -
On Sale
New OEM MerCruiser Bravo 3 X Outdrive Sterndrive 1.81 2.00 2.20
Mercury Marine / Quicksilver
$14,775.71 $11,999.00Brand New OEM MerCruiser Bravo 3 X outdrive! 100% real, current model, directly from Mercury Factory warranty(1 year parts and labor, 3 years corrosion) Maximum Power Capacity 450 HP (332 KW) Lower Unit Design Large Rudder Area Twin...- Part Number:
- NW-BRAVO3X
- Availability:
- Limited Stock - Please call before ordering.
$14,775.71 $11,999.00 -
OEM MerCruiser Gearcase Drain Screw 10-79953Q04
Mercury Marine / Quicksilver
$7.19 $5.98OEM MerCruiser Gearcase Drain Screw 10-79953Q04 Lower Unit Gear Lube Drain and Fill Hole Screw and Seal 79953Q04 is used with 3/8 - 16 drain/fill hole screw on all MerCruiser stern drives, Mercury and Mariner outboards except the Verado series. It is...- Part Number:
- 710-10-79953Q04
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- MerCruiser I - R - MR - Alpha One - TR - TRS & all Outboards
- Type:
- Non-Magnetic
- Pack:
- 2
$7.19 $5.98 -
OEM Quicksilver/Mercury Delco Distributor Cap & Rotor Kit 808483Q2
Mercury Marine / Quicksilver
$84.49 $72.49OEM Quicksilver/Mercury Delco Distributor Cap & Rotor Kit 808483Q2 Fits 1998 and newer marinized, V-8 MerCruiser Engines made by General Motors with Delco HEI Ignition Systems. See your owner’s manual for replacement information...- Part Number:
- 710-808483Q2
- Availability:
- In Stock - Ships same or next business day.
- Application:
- 1998 & newer GM V-8 w/ Delco HEI ignition
$84.49 $72.49 -
OEM Quicksilver/Mercury Delco Distributor Cap 808483T3
Mercury Marine / Quicksilver
$45.99 $38.99OEM Quicksilver/Mercury Delco Distributor Cap 808483T3 Fits V-8 MerCruiser Engines made by General Motors with Delco HEI Ignition Systems except MPI engines with the ECM 555 connectors. See your owner’s manual for replacement information and...- Part Number:
- 710-808483T3
- Availability:
- In Stock - Ships same or next business day.
- Application:
- GM V-8 w/ Delco HEI ignition
$45.99 $38.99 -
OEM MerCruiser EC Exhaust Manifold & Riser Kit 5.0 5.7 6.2 (2010+) 8M0103773 8M0103774
Mercury Marine / Quicksilver
$2,499.98OEM MerCruiser EC Exhaust Manifold & Riser Kit 5.0 5.7 6.2 (2010+) 8M0103773 8M0103774- Part Number:
- K-OEM350EC
- Availability:
- In Stock - Ships same or next business day.
$2,499.98 -
OEM MerCruiser TRS/Alpha Gen 1 Driveshaft u-joint Bellows 60932A4
Mercury Marine / Quicksilver
$88.49 $75.49OEM MerCruiser TRS/Alpha Gen 1 Drive Shaft Bellows 60932A4 Bell housing U-joint bellows 60932A4 is for MerCruiser stern drive models MC-I, R, MR, Alpha One, and TR/TRS. Easy to install using common tools. Kit includes hose clamps to secure both...- Part Number:
- 710-60932A4
- Availability:
- In Stock - Ships same or next business day.
$88.49 $75.49 -
OEM Quicksilver/Mercury Distributor Cap 8M0215003
Mercury Marine / Quicksilver
$104.99 $89.99OEM Quicksilver/Mercury Distributor Cap 8M6001106 8M0215003 Distributor Cap 8M6001106 is for use on 5.0L, 5.7L and 6.2 Multi-Port Injection (MPI) MerCruiser Stern Drive and Inboard engines with ECM 555 (2001 through 2015) (serial number 0M300000...- Part Number:
- 710-8M0215003
- Availability:
- In Stock - Ships same or next business day.
- Application:
- 2001 & newer MCM/MIE 5.0L - 5.7L & 6.2L MPI engines with ECM 555 (s/n 0M300000 & up)
$104.99 $89.99 -
OEM MerCruiser V6/V8 Brass Sea Water Pump With Air Fittings 862914T11 8M0122657 8M0139996
Mercury Marine / Quicksilver
$1,072.49 $899.99OEM MerCruiser V6/V8 Brass Sea Water Pump With Air Fittings 46-862914T11 46-8M0122657 Item Supersession Chain: RowClassPart NumberSS LevelDispDescription 1 46 8M0139996 00 ACT SEA PUMP KIT 2 46 8M0137217 01 SS SEA PUMP...- Part Number:
- 710-46-8M0139996
- Availability:
- In Stock - Ships same or next business day.
$1,072.49 $899.99 -
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 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 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 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
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!