Mercruiser 4.3 Engine Rebuild Kit

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In order to provide you with accurate and valuable pieces of information and reviews, we have conducted in-depth research for the best mercruiser 4.3 engine rebuild kit of 2024. In addition, you will find our top picks and highest-reviewed products in the section below.
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1 Master Engine Rebuild Kit FITS: 1999-2002 Chevrolet GMC 4.3L 4.3 V6 Vortec Vins W,X Master Engine Rebuild Kit FITS: 1999-2002 Chevrolet GMC 4.3L 4.3 V6 Vortec Vins W,X
2 Engine Rebuild Kit compatible with Mercruiser Marine 140hp Chevy 3.0L, For engines with 1 piece rear... Engine Rebuild Kit compatible with Mercruiser Marine 140hp Chevy 3.0L, For engines with 1 piece... No ratings yet
3 Marine Carburetor Repair Rebuild Kit For Mercruiser Mercury Marine 3.0L 4.3L 5.0L 5.7L... Marine Carburetor Repair Rebuild Kit For Mercruiser Mercury Marine 3.0L 4.3L 5.0L 5.7L... No ratings yet
4 HOTS Carburetor Repair Rebuild Kit Replacement for Mercury Marine 3.0L 4.3L 5.0L 5.7L Carburetor... HOTS Carburetor Repair Rebuild Kit Replacement for Mercury Marine 3.0L 4.3L 5.0L 5.7L Carburetor... No ratings yet
5 Mercruiser Carburetor Repair Rebuild Kit 3.0L 4.3L 5.0L 5.7L Mercury Marine Mercruiser Carburetor Repair Rebuild Kit 3.0L 4.3L 5.0L 5.7L Mercury Marine
6 MARKGOO 3302-804844002 Carburetor Rebuild Kit Replacement for Mercruiser 3.0L 4.3L 5.0L 5.7L &... MARKGOO 3302-804844002 Carburetor Rebuild Kit Replacement for Mercruiser 3.0L 4.3L 5.0L 5.7L &... No ratings yet
7 YBATUWU Complete Carburetor Kit for Mercruiser Marine 2 Barrel 3.0L 4.3L 5.0L 5.7L with FLOAT... YBATUWU Complete Carburetor Kit for Mercruiser Marine 2 Barrel 3.0L 4.3L 5.0L 5.7L with FLOAT... No ratings yet
8 RPS MERCRUISER Water Pump Rebuild KIT Impeller Cover O-Ring 496 8.2L 5.7 5.0 4.3 350 RPS MERCRUISER Water Pump Rebuild KIT Impeller Cover O-Ring 496 8.2L 5.7 5.0 4.3 350
9 WFLNHB Carburetor 3302-804844002 3.0 4.3 5.0 Repair Kit replacement for Mercruiser Marine 2Barrel WFLNHB Carburetor 3302-804844002 3.0 4.3 5.0 Repair Kit replacement for Mercruiser Marine 2Barrel
10 Carburetor Rebuild Kit Fit for Mercury Marine 3.0L 4.3L 5.0L 5.7L Mercarb 2 BBL Carb With Float... Carburetor Rebuild Kit Fit for Mercury Marine 3.0L 4.3L 5.0L 5.7L Mercarb 2 BBL Carb With Float... No ratings yet
11 CARB Repair KIT for MERCRUISER MERCARB 2BBL 3.0 4.3 5.0 5.7 CARB Repair KIT for MERCRUISER MERCARB 2BBL 3.0 4.3 5.0 5.7
12 Mercruiser Engine Oil Change and Sterndrive Gear Lube Maintenance Kit Mercruiser Engine Oil Change and Sterndrive Gear Lube Maintenance Kit No ratings yet
13 4.3 4.3L V6 Ignition Distributor Cap Rotor Spark Plug Wires Tune UP KIT Compatible with MERCRUISER... 4.3 4.3L V6 Ignition Distributor Cap Rotor Spark Plug Wires Tune UP KIT Compatible with... No ratings yet
14 iFJF Carburetor Rebuild Kit Replacement for Mercury Marine 3.0L 4.3L 5.0L 5.7L Mercarb 2 BBL... iFJF Carburetor Rebuild Kit Replacement for Mercury Marine 3.0L 4.3L 5.0L 5.7L Mercarb 2 BBL... No ratings yet
15 Carburetor Repair Rebuild Kit For Mercruiser Mercury Marine 3.0L 4.3L 5.0L 5.7L Mercarb 2 Barrel... Carburetor Repair Rebuild Kit For Mercruiser Mercury Marine 3.0L 4.3L 5.0L 5.7L Mercarb 2 Barrel... No ratings yet
16 ZTUOAUMA Distributor Tune Up Kit with Cap & Rotor Accessories 815407Q5 18-5274 9-29317 for... ZTUOAUMA Distributor Tune Up Kit with Cap & Rotor Accessories 815407Q5 18-5274 9-29317 for... No ratings yet
17 Carburetor Repair Rebuild Kit Compatible with Mercruiser 3.0L 4.3L 5.0L 5.7L Carburetor Repair Rebuild Kit Compatible with Mercruiser 3.0L 4.3L 5.0L 5.7L No ratings yet
18 MerCruiser V6 4.3 4.3L Delco Tune Up Kit Spark Plugs Wires Filters Cap Rotor 1996 and Older MerCruiser V6 4.3 4.3L Delco Tune Up Kit Spark Plugs Wires Filters Cap Rotor 1996 and Older No ratings yet
19 WINGOGOG 8M0104229 Water Pump Impeller Kit Replacement for MerCruiser Inboard Engine Stern Drive V-6... WINGOGOG 8M0104229 Water Pump Impeller Kit Replacement for MerCruiser Inboard Engine Stern Drive...
20 Boise Boat Works Distributor Cap and Rotor Tune up Kit for Mercruiser 4.3 Engines with Thunderbolt I... Boise Boat Works Distributor Cap and Rotor Tune up Kit for Mercruiser 4.3 Engines with Thunderbolt...

Bestseller No. 1
Master Engine Rebuild Kit FITS: 1999-2002 Chevrolet GMC 4.3L 4.3 V6 Vortec Vins W,X
  • This rebuild kit kit has all the parts you need to freshen up that worn engine. These parts are manufactured directly from only high quality companies...
  • This rebuild kit will include: Full Gasket Set, Hyper-Eutectic Dish-Top Pistons, Premium Piston Rings, Main/Rod/Cam Bearings, 3pc Timing Set, Oil...
  • SIZES AVAILABLE: Pistons & Rings:STD, 020, 030, 040 --- Rod/Main Bearings:STD, 010, 020, 030, 040
  • AFTER YOU ORDER YOU NEED TO SEND US A MESSAGE LETTING US KNOW WHAT SIZE OF PARTS YOU WANT. THANKS!
  • The pictures are accurate and show you the actual parts that you will be buying. Because of limits, sometimes not all the parts are pictured, but we...
Bestseller No. 2
Engine Rebuild Kit compatible with Mercruiser Marine 140hp Chevy 3.0L, For engines with 1 piece rear...
  • Replacements for Mercruiser 140 Chevy 3.0 3.0L
  • These engines are commonly referred to as a 140HP.
  • Over sizes available. Please message us to verify availability before ordering.
SaleBestseller No. 3
Marine Carburetor Repair Rebuild Kit For Mercruiser Mercury Marine 3.0L 4.3L 5.0L 5.7L...
  • 1.Rebuild Kit For mercruiser 3.0 carburetor 3302-804844002 3.0 4.3 5.0 ,rebuild kit for Fits the Following Numbers: 1389- 9562A1 3304- 9565A7...
  • 2.This rebuild kit for Mercruiser 3.0 4.3 5.0 L Carburetor kit Fits for all 2bbl Mercers from mid 80's to present 90 degree bend on top of the...
  • 3.Fit and assist with easy rebuilding of the fuel system as all parts match the original components.For Mercury Marine 3.0L 4.3L 5.0L 5.7L
  • 4.Mercury Marine 3.0L rebuild kit Direct replacement for a proper fit and easy installation, quality materials used, 100% tested before shipping.
  • 5.Rebuild kit for Mercury Marine 2 barrel 3.0|4.3|5.0|5.7 carburetors for #3310-864940A01, 3310864940A01 , 8M0045397 ,mercury outboard carburetor...
Bestseller No. 4
HOTS Carburetor Repair Rebuild Kit Replacement for Mercury Marine 3.0L 4.3L 5.0L 5.7L Carburetor...
  • Carburetor Repair Rebuild Kit Replacement for Mercury Marine 3.0L 4.3L 5.0L 5.7L Carburetor.
  • Carburetor Repair Kit Replacement for Mercury Marine 3302-804844002, 3310-861448A, 3310-864940A0, 3310-864941A0, 3310-864942A0, 3310-864943A0,...
  • This Carburetor Rebuild Kit works on all mercarb 2 BBL carburetor.
  • This Carburetor Rebuild kit is made of superior quality raw material, stable characteristics and high reliability.
  • 100 percent satisfactory service - For whatever reason, you are not satisfied, you can request a replacement or a full refund. Customer satisfaction...
Bestseller No. 5
Mercruiser Carburetor Repair Rebuild Kit 3.0L 4.3L 5.0L 5.7L Mercury Marine
  • Float Needle is currently not included*
  • Check Description for Application Chart
  • Comes with Everything You See in the Pictures
Bestseller No. 6
MARKGOO 3302-804844002 Carburetor Rebuild Kit Replacement for Mercruiser 3.0L 4.3L 5.0L 5.7L &...
  • The Complete Carburetor Kit for Mercruiser Marine 2-Barrel with float 3.0L 4.3L 5.0L 5.7L 2 BBL MerCarb, Professional installation is recommended.
  • Replacement for Mercruiser Carburetor 1389-9562A1,3304-9565A7, 3310-861448A1, 1389-9563A1, 3310-805924A2, 3310-864940A01, 1389-9564A1, 3310-806077A2,...
  • Kit includes: Alcohol resistant accelerator pump with an elbow on the top of the shaft Alcohol resistant nitrophyl float gasket sets and other items...
  • Fits all mercarb 2 BBL carburetor from mid 80's to present 90 degree bend on top of the accelerator plunger. More detailed information please see...
  • VERY IMPORTANT- Same horsepower and year, different model, It may have a totally difference. Please check your outboard model, serial number and year...
Bestseller No. 7
YBATUWU Complete Carburetor Kit for Mercruiser Marine 2 Barrel 3.0L 4.3L 5.0L 5.7L with FLOAT...
  • Complete Carburetor Kit for Mercruiser Marine 2-Barrel with float
  • FULL Replace
  • Fits for Mercruiser Marine 3.0L, 4.3L, 5.0L, 5.7L
  • Fit for MERCURY MARINE 1389-9562A1 1389-9563A1 1389-9564A1 1389-9670A2 1389-815396A2 1389-815397A2 3304-9565A1 3310-806077A2 3310-806080A2...
  • All parts as picture shows
Bestseller No. 8
RPS MERCRUISER Water Pump Rebuild KIT Impeller Cover O-Ring 496 8.2L 5.7 5.0 4.3 350
  • Mercruiser Water Pump Rebuild Kit. Does not fit pumps with sensor.
  • Includes: Rear Cover with stainless steal plate Wear Plates Impeller O-Ring
  • Replaces Mercruiser Part Numbers: 862776A01 47-8M0104229 8M2014176 25-841807 25-8M2021987
Bestseller No. 9
WFLNHB Carburetor 3302-804844002 3.0 4.3 5.0 Repair Kit replacement for Mercruiser Marine 2Barrel
  • 1.Carburetor 3302-804844002 3.0 4.3 5.0 Rebuild Kit For Mercruiser Marine 2Barrel.
  • 2. Replacement for all 2bl Mercers with a 90 degree bend at the top of the accelerator plunger from the mid-1980s.
  • 3. Install and assist in easily repairing the fuel system, as all parts are compatible.
  • 4. Direct replacement to obtain suitable fit and easy installation, using high-standard materials.
  • 5.Please verify this is the right part number before ordering.
Bestseller No. 10
Carburetor Rebuild Kit Fit for Mercury Marine 3.0L 4.3L 5.0L 5.7L Mercarb 2 BBL Carb With Float...
  • Carburetor Rebuild Kit Fit For Mercruiser Marine 2.5L B531854 - 0C853255 1987 - 1989 (GM 2.5L, 153 cid, Inline 4)
  • Carburetor Rebuild Kit Fit For Mercruiser Marine 3.0L 0B450801 and Up 1987 - 2004,3.0LX 0C856559 - 0K999999 1990 - 1997(GM 3.0L, 181 cid, Inline 4)
  • Carburetor Rebuild Kit Fit For Mercruiser Marine 3.7L 0B774252 and Up 1988 - 1989 (Merc 3.7L, 224 cid, Inline 4)
  • Carburetor Rebuild Kit Fit For Mercruiser Marine 4.3L 0B773243 and Up 1988 - 2004(GM 4.3L, 262 cid, V-6)
  • Carburetor Rebuild Kit Fit For Mercruiser Marine 5.0L 0B774445 and Up 1988 - 2004(GM 5.0L, 305 cid, V-8)
Bestseller No. 11
CARB Repair KIT for MERCRUISER MERCARB 2BBL 3.0 4.3 5.0 5.7
  • Fits all 2bbl Mercers from mid 80's to present 90 degree bend on top of the accelerator plunger.
  • Made in USA
  • MERCRUISER MERCARB 2BBL 3. 0 4. 3 5. 0 5. 7
  • 100% OEM style components insure proper fit and assist with easy rebuilding of the fuel system as all parts match the original OEM components
Bestseller No. 12
Mercruiser Engine Oil Change and Sterndrive Gear Lube Maintenance Kit
  • Fits all Mercruiser sterndrive GM engines (except 4.3L V6 without remote oil filter)
  • Includes Water Separating Fuel Filter 35-802893T & Oil Filter 35-866340K01
  • Includes 2-4-C Marine Grease 92-802859A1
  • Includes SAE 25W-40 Marine Engine Oil 92-8M0078628 and 92-8M0078627
  • Includes 2 Quarts High Performance Gear Lube 92-858064K01 with Washers and Gear Lube Fill Pump
Bestseller No. 13
4.3 4.3L V6 Ignition Distributor Cap Rotor Spark Plug Wires Tune UP KIT Compatible with MERCRUISER...
  • New distributor cap, rotor, and spark plug wires for Mercruiser V6 engines with Thunderbolt ignition.
  • Fits4.3 L V6 engines with Thunderbolt ignition system.
  • 8mm plug wires replace 18-8810-1, 9-28016, 84-816761Q16, 84-816761K16
  • Distributor cap is has quality brass/copper contacts. Includes new bolts, gasket, and drain for cap.
  • cap replaces Mercruiser #'s , 815407Q5, 815407A2, 18-5274
Bestseller No. 14
iFJF Carburetor Rebuild Kit Replacement for Mercury Marine 3.0L 4.3L 5.0L 5.7L Mercarb 2 BBL...
  • This kit works on all mercarb 2 BBL carburetor.
  • The Kit Replacement for Mercury Marine 3.0L 4.3L 5.0L 5.7L
  • The Kit Replacement for Mercury Marine 3302-804844002
  • The Kit Replacement for Mercury Marine...
  • It does come with everything as shown in the picture
Bestseller No. 15
Carburetor Repair Rebuild Kit For Mercruiser Mercury Marine 3.0L 4.3L 5.0L 5.7L Mercarb 2 Barrel...
  • Fit for Mercury Marine 2.5L 3.0L 4.3L 5.0L 5.7L Carburetor
  • Fit for Mercruiser Marine 2-Barrel FULL Replace(With float)
  • Carburetor Rebuild kit For Rochester 1389-9562A1 1389-9563A1 1389-9564A1 1389-9670A2 1389-815396A2 1389-815397A2 3310-864943A01 3310-866140A02...
  • Made of superior quality raw material, stable characteristics and high reliability.
  • Included item are detailed in the product pictures
Bestseller No. 16
ZTUOAUMA Distributor Tune Up Kit with Cap & Rotor Accessories 815407Q5 18-5274 9-29317 for...
  • Part Number: 815407Q5 815407A2 18-5274 9-29317 for GLM 71790
  • Application Models: Compatible with MerCruiser and General Marinized GM 4.3L V6 Engines with Thunderbolt IV & V HEI Ignition Systems from 1985 and Up
  • Features: Distributor cap is made of PBT and PET plastic material, provide high strength and stiffness. With solid brass contacts to solve wear...
  • Package Includes: 1X Distributor Cap; 1X Rotor; 4X Bolts; 1X Gasket Seal; 1X Nozzle
  • Please check the number of contacts to judge the model, or verify your distributor's part number
Bestseller No. 17
Carburetor Repair Rebuild Kit Compatible with Mercruiser 3.0L 4.3L 5.0L 5.7L
  • Fully upgraded carburetor repair kit --- If you have any questions, please contact us in time
  • Brand New Aftermarket Replacement Carburetor Repair Rebuild Kit
  • Fitment: Carburetor repair kit fits for Mercruiser 3.0L 4.3L 5.0L 5.7L , please see descriptions for detail application.
  • Each kit contains all necessary parts as picture shows to rebuild your old OEM carburetor
  • We use top quality material, pure brass jet needles, accurate maching, high quality rubber gasket
Bestseller No. 18
MerCruiser V6 4.3 4.3L Delco Tune Up Kit Spark Plugs Wires Filters Cap Rotor 1996 and Older
  • Tune up kit for Mercruiser 4.3L with Delco EST ignition systems, 1996 and older engines.
  • Everything needed for a tune-up in one convenient kit
  • Includes: 6 AC Delco MR43T spark plugs (same as NGK BR6FS) Spark plug wires Spin on fuel filter / water separator Engine mounted oil filter (does not...
  • Quality brass terminals
Bestseller No. 19
WINGOGOG 8M0104229 Water Pump Impeller Kit Replacement for MerCruiser Inboard Engine Stern Drive V-6...
  • Water pump rebuild kit replacement for Mercury MerCruiser Inboard OEM P/N 8M0104229, 862232A2, Sierra 18-3016-1.
  • This water pump impeller repair kit fits Mercury MerCruiser Inboard reman quicksilver and crate Engine Stern Drive 4.3L 4.5L 5.0L 5.7L 6.2L 8.1L 8.2L...
  • This water pump impeller makes repair and maintenance of water pumps easy. Professional installation is suggestion.
  • Designed for Durability to Provide Higher Flow Rates and Cooling Flow to Protect Your Engine. Produced to meet Mercury Marine original equipment...
  • best protect your older Mercury or Mariner outboard and MerCruiser stern drive. To find the correct impeller kits for your boat motor, it is VERY...
Bestseller No. 20
Boise Boat Works Distributor Cap and Rotor Tune up Kit for Mercruiser 4.3 Engines with Thunderbolt I...
  • New Distributor cap and rotor kit for Mercruiser V6 engines with Thunderbolt I and IV Ignition systems
  • Replaces Part #: 815407Q5, 815407A2, 18-5274, 9-29317
  • Fits: All GM 4.3L V6 engines with Thunderbolt Ignition from 1985 and Up
  • Includes: Cap with brass terminals, Rotor, Gasket, Bolts

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Customer ratings


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Reliability

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FAQ:

Q: What was the 1st 6 cylinder Sterndrive engine offered by MerCruiser?

A: The 4.3L V6 Engine was not the 1st 6 cylinder Sterndrive engine offered by MerCruiser. The Inline 6 cylinder engines date back to the 1963 with the 194 model. During the 1970’s MerCruiser offered the 225 Cu-In inline 6 cylinder engine which many engine parts are still available today…

Q: What kind of engine does a Mercruiser have?

A: By far the most popular engine today in the 6 cylinder engine family is the MerCruiser 4.3 which is offered only within the Sterndrive Engine model family. The original 4.3L Engine Model was released around 1985 as a non-balanced-shaft engine in the carbureted engine model family.

Q: How much does a marine master engine rebuild kit cost?

A: The part number and price for the marine master engine rebuild kit is CH350MMK $688.58 (1986 1-piece rear seal or 1967-85 2-piece rear seal) plus $15.00 shipping. Fel Pro marine gasket set (need to know if 2-piece rear seal or 1-piece rear seal), camshaft*, lifters, timing set, and oil pump.

Q: How much does a 1964-68 V8 rebuild kit cost?

A: The part number and price for the balance shaft gears is 2555S $89.98 85.71 85.71. The part number and price for the head bolts is 38-125 $28.36 set. 1964-68 V-8 – Marine master engine rebuild kit F289MK.M $743.99 1964-68 V-8 – Marine engine rebuild kit F289EK.M $581.67 Need to know if the engine has a plastic timing cover or metal.