Top 10 4.3L Water Pump – Automotive Replacement Engine Water Pumps

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1. Gates


Gates 43315 Premium Engine Water Pump

Gates #ad - Backed by a limited lifetime warranty. Premium water pumps are designed to enhance the performance of the equivalent standard pump. Fits and performs exactly to OE specifications and requirements. Quality-assured with 100 percent leakage and functional tests of seals, bearings, castings and fully assembled water pump.
BrandGates #ad
ManufacturerGates #ad
Height0 Inches
Length0 Inches
Weight0.01 Pounds
Width0 Inches
Part Number43315
WarrantyPlease contact retailer/seller for assistance

2. ACDelco


ACDelco Professional 252-711 Water Pump Kit

ACDelco #ad - All makes water pumps fit gm vehicles as well as a wide range of non-gm vehicles. Fit type: Vehicle Specific. Thoroughly tested for reliable, leak-free performance. Coated seals support seal longevity and durability. High-quality bearings are permanently sealed and lubricated for greater durability and long life. Heat-treated shaft assemblies provide superior strength and durability over non-treated assemblies.
BrandACDelco #ad
ManufacturerACDelco #ad
Height7.5 Inches
Length11.4 Inches
Weight4.34 Pounds
Width8.1 Inches
Part Number252-711
Warranty24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see for more details.

3. Private Label


Private Label New CIRCULATING Water Pump for MERCRUISER, Volvo Penta 4.3 5.0 5.7 305 350 V6 V8 Engines, OMC

Private Label #ad - Fits both composite plastic and steel timing covers on all years of 5. 0, 5. 7, 6. 2 small block GM V8 engines. This is an oem pump without and oem price! This pump is assembled in the usa! this pump has a bi-directional BRONZE impeller.

Does not fit aluminum timing cover 2008 and newer. Engine water pump for mecruiser, Indmar, Marine Power, Volvo Penta, PCM and others with GM engines. Beware of cheap pumps with cast iron impellers. This pump is painted black and ready to install. This water pump comes from the same factory that suppliers Mercruiser. Fits all 4. 3l v6 engines 2007 and older. Fits all years of gm 5. 0 and 5. 7 engines. This is a marine only pump and not for automotive use. Fits both composite plastic and steel timing covers 2007 and older.
BrandPrivate Label #ad
ManufacturerPrivate Label #ad
Height13 Inches
Length10 Inches
Weight7.43 Pounds
Width10 Inches
Part Numberunknown



BRTEC Engine Water Pump AW5077 for 1996 1997 1998 1999 2000 2001 2002 for Chevy Suburban Silverado 1996-02 for GMC Sierra Yukon C/K 1500 2500 for Oldsmobile Bravada 4.3L 5.0L 5.7L

BRTEC #ad - Part fit exactly worked perfectly and easily install. This policy and any postage at the domestic 1st Class rate involved in using it is fully covered by BRTEC at no cost to you. All we have done is to save you money and trouble.

Meets or exceeds OE standard quality and performance requirements. Direct replacement for a proper fit, includes all necessary gaskets and seals needed for a trouble-free and accurate installation. All of our customers buying BRTEC brand Water Pumps are covered. Interchange part numbers: 6928567 12528917 1252981 12532526 12532528 12561392 88896225 89017748 89060527 8125289170 8125325280 8890177480 8890605270 251566 251579 251695 251719 252711 251719 1301820 Your water pump is guaranteed to remain in good operating condition while you own it.

Brtec’s 18-month warranty and is included free with all brtec brand water pumps. Premium quality material: built to stringent oe specifications and strict quality control standards by the professional OEM manufacturer, 100% function and leakage tested for reliable, leak-free performance. So inexpensive compared to brick and mortar part stores.
BrandBRTEC #ad
Part NumberWTP8015

5. Mac Auto Parts


Replacement Part For 96-03 Chevrolet Astro Van 4.3L 100% New Tested Water Pump & Fan Clutch

Mac Auto Parts #ad - Direct replacement for a trouble-free installation. Great performance at a Low Price. Manufactured by isO certified factories to meet requirements of fit, form and function. Maximum cooling efficiency.
BrandMac Auto Parts #ad
ManufacturerMac Auto Parts #ad
Height10 Inches
Length22 Inches
Weight22 Pounds
Width15 Inches
Part Number154016



CARMOCAR Raw Sea Water Impeller Pump 46-807151A9 replacement for Mercruiser Bravo 4.3L 5.0L 5.7L 6.2L 7.4L 8.2L with Serpentine WS-D300 water pump pulley

CARMOCAR #ad - Package included:1 new Sea Water Pump,comes complete with impeller and serpentine pulley installed. Excellent materials:the Raw Water Pump sturdy and durable, high reliability, and long service life.

About service:the carmocar customer service period is 1 year. Note: please check the display pictures and OEM to see before purchase. If there is any problem in use, Please contact us at any time, we will respond within 24 hours. Replaces oe part number:46-807151a 9,46-807151a9,46-72774A86. Raw water pump :replacement for mercruiser sea water pump replacement for mercruiser marine and Bravo 4. 3l 5. 0l 5. 7l 6. 2l 7. 4l 8. 2l v6 v8, used on 1996 & later models with serpentine belt.
ManufacturerCARMOCAR #ad
Part NumberWS-D300
WarrantyOne Years

7. Wztepeng


Wztepeng 21212799 Crank Mounted Raw Water Sea Pump Compatible with Volvo Penta Raw Water Pump 4.3L 5.0L 5.7L V6 V8 Engines

Wztepeng #ad - Warranty: for any reason, contact us directly. Inlet port: 1 in. We offer a one-year warranty, if you are not satisfied with your purchase, 100% satisfaction guarantee. Replace part# 21212799 3812519. Compatible with 4. 3l 5. 0l 5. 7l volvo Penta Engines. Easy to install without instructions, just plug and play replacement. Outlet port: 1. 25 in. Pulley type: Serpentine Belt Pulley丨. If you dont know how to install, Professional installation is recommmended.
BrandWztepeng #ad
ManufacturerWztepeng #ad
Part NumberZJ518-0

8. sixcow


3858229, Also Replaces 21214599, 21427730, V8, 4.3L, 21214596, 5.0L, 21214601, 5.7L, 3858115 Raw Water Sea Impeller Pump Housing for Volvo Penta, 21427729, V6

sixcow #ad - Also fits for Volvo Penta 4. 3, 5. 0l, 4. 3l, 21214599, 21427730, 21214596, 21214601, 21427729, 5.7l, 5. 0, 7. 4l, 3858229. Easy installation and save your charge. Perfect fit the raw water sea impeller pump housing for volvo penta is compatible with volvo penta sea water boat v8 v6 engines 3.

0l, 8. 1l, 5. 7 gi/gxi/lxi/xi/gil/gxil/gsil & more. Durable one-piece seal ensure leak-free performance of the pump housing. What you get your package included housing p/n 3858115 x1, 21213660, impeller kit p/n 3862567, 21951348 x1, O-Ring P/N 3858938 X1. Direct replacement solves your water leakage problems.

Perfectly fits for volvo penta raw water sea pumps mounted on crankshafts prior to 2005. Improve water circulation. We strive to give our customers excellent service. Simply return it for your warranty. Replaces part numbers: 3858115, 8. 2l. Solve water leakage issues upgrade the original worn out impeller housing with poor sealing. 100% satisfaction guarantee your satisfaction is our priority.
Brandsixcow #ad
Manufacturersixcow #ad
Part Number3858115SBK-US-1
Warranty30-Day money-back guarantee, 12-Month warranty for quality-related issues

9. Dokili


Dokili Water Pump 18-684M Replace for 4.3L 5.0L 5.7L Volvo Penta Circulation Mercruiser 17437 8503991 46-8M0113734 3853850 18-684M

Dokili #ad - Mounting gaskets included as pictured, Easy to install, Perfectly Fit. Mpn: brand new aftermarket replacement water pump replace for indmar 55-1045 Mercury/Mercruiser 17437, 8503991, 46-8M0113734 Volvo Penta 3853850 18-684M.

Preuim quality materials:well-machined Dokili water Pump, made of solid steel, help to keep your vehicles running at Top performance. Attention: this pump can not replace the engine water circulating pump used on 2007 and newer V6 4. 3l engines without water bypass hole. Fitment: brand new aftermarket replacement water pump Replace for GM V6 and V8 small block marine engines with stamped steel or composite timing covers. Great accurate Clearances. Please clip the gasket before using and do match the fitment and Structure before purchasing.
BrandDokili #ad
ManufacturerDokili #ad
Part Number17437 8503991 46-8M0113734



OCPTY Engine Water Pump with Gasket for Chevrolet for GMC G30 G3500 Astro Blazer C1500 Suburban C2500 Suburban C3500 G10 G20 K1500 Suburban K2500 Suburban K3500 5.7L 4.3L 5.0L AW5049 130-1620

OCPTY #ad - Fitment - 1987-1995 for chevrolet astro 4. 3l 1995 for chevrolet blazer 4. 3l 1988-1994 for chevrolet blazer 5. 7l 1988-1995 for chevrolet c1500 4. 3l 1988-1995 for chevrolet c1500 5.

0l 1988-1995 for chevrolet c1500 5. 7l 1992-1995 for chevrolet c1500 suburban 5. 7l 1988-1995 for chevrolet c2500 4. 3l 1988-1995 for chevrolet C2500 5. 0l 1988-1995 for chevrolet C2500 5. 7l 1992-1995 for chevrolet C2500 Suburban 5. 7l 1988-1995 for chevrolet C3500 5. 7l 1988-1992 for chevrolet Camaro 5. 0l. Fitment - 1988-1992 for chevrolet camaro 5. 7l 1987-1996 for gmc g3500 5. 7l 1988-1995 for gmc k1500 4. 3l 1988-1995 for gmc k1500 5. 0l 1988-1995 for gmc k1500 5. 7l 1992-1995 for gmc k1500 suburban 5. 7l 1988-1995 for gmc k2500 4. 3l 1988-1995 for gmc k2500 5. 0l 1988-1995 for gmc k2500 5.
BrandOCPTY #ad
ManufacturerOCPTY #ad
Height8.66 Inches
Length12.2 Inches
Weight12.48 Pounds
Width11.81 Inches
Part Number130782-5209-1001306871