Sierra 18-3150 Repair Kit for Mercruiser Outboard Water Pumps

 

Part No: SM-18-3150

Sierra Marine water pump kit 18-3150 with impeller will replace the following repair kits:

- Mercury 46-807151A7 & 46-807151A14

- Mallory 9-48350

- GLM 12088

The water pump repair kit is suitable for the following engines:

Mercruiser:

- 200 2 BBL GM (1987-1995) 4-stroke 5 litre 8-cylinder 305 cid

- 230 4 BBL GM (1987-1995) 4-stroke 8-cylinder 305 cid

- 260 4 BBL GM (1987-1995) 4-stroke 5.7 litre 8-cylinder 305 cid

- 260 GM (1987-1995) 4-stroke 5.7 litre 8-cylinder 350 cid

- 262 Mag TBI GEN+ (1996-1997) 4-stroke 6-cylinder

- 350 Mag Alpha 4 BBL GM (1997) 4-stroke 5.7 litre 8-cylinder 350 cid

- 350 Mag Alpha EFI Gen+ GM (1997) 4-stroke 5.7 litre 8-cylinder 350 cid

- 350 Mag Alpha EFI Gen+ GM 350 V-8 (1996) 4-stroke 8-cylinder 350 cid

- 350 Mag Alpha GM (1987-1995) 4-stroke 8-cylinder 350 cid

- 350 Mag Bravo MPI Gen+ GM 350 V-8 (1997) 4-stroke 8-cylinder 350 cid

- 350 Mag EFI SKI Gen+ GM (1997) 4-stroke 8-cylinder 350 cid

- 350 Mag MPI Alpha/Bravo 4-stroke 5 litre 8-cylinder

- 350 Mag MPI Horizon MIE 4-stroke 8-cylinder

- 350 Mag MPI MIE 4-stroke 8-cylinder

- 350 Mag MPI MIE Gen+ GM 350 V-8 (1998) 4-stroke 8-cylinder 350 cid

- 350 Mag MPI SKI Gen+ GM 350 V-8 (1998 onwards) 4-stroke 8-cylinder 350 cid

- 350 Mag SKI GM 350 V-8 (1997) 4-stroke 8-cylinder 350 cid

- 357 Alpha 4V (2008-2009) 4-stroke 8-cylinder

- 357 Mag Bravo 4V (2008-2009) 4-stroke 8-cylinder

- 383 Mag Bravo 4V (2008-2009) 4-stroke 8-cylinder

- 4.3L Carb Alpha/Bravo 4-stroke 6-cylinder

- 4.3L EFI Gen + TBI GM 4-stroke 6-cylinder 262 cid

- 4.3L Gen + 2 BBL GM 4-stroke 6-cylinder 262 cid

- 4.3L Gen II 2 BBL GM (1996) 4-stroke 6-cylinder 262 cid

- 4.3LH Gen + 4 BBL GM 4-stroke 6-cylinder 262 cid

- 4.3LX Gen + 2 BBL GM (1996-1997) 4-stroke 6-cylinder 262 cid

- 4.3LX Gen II 4 BBL GM (1996) 4-stroke 6-cylinder 262 cid

- 4.3LXH Gen + 4 BBL GM (1996-1997) 4-stroke 6-cylinder 262 cid

- 454 Mag Bravo Gen V GM (1996-1997) 4-stroke 7.4 litre 8-cylinder 454 cid

- 454 Mag Bravo MPI Gen VI GM (1996-1997) 4-stroke 8-cylinder 454 cid

- 454 Mag MPI Bravo Gen VI GM (1998-2019) 4-stroke 8-cylinder 454 cid

- 454 Mag MPI Horizon Gen VI GM 4-stroke 8.2 litre 8-cylinder 454 cid

- 500 EFI (1999-2004) 4-stroke 8-cylinder

- 500 Gen + GM (1999-2000) 4-stroke 8.2 litre 8-cylinder 502 cid

- 500 Gen VI GM (1997-1998) 4-stroke 8.2 litre 8-cylinder 502 cid

- 502 Mag MPI Bravo Gen VI GM (1998-2019) 4-stroke 8.2 litre 8-cylinder 502 cid

- 502 Mag MPI Gen VI GM (1996) 4-stroke 8.2 litre 8-cylinder 502 cid

- 5.0L 2 BBL GM (1987-2001) 4-stroke 8-cylinder 305 cid

- 5.0L Carb Alpha/Bravo 4-stroke 8-cylinder 305 cid

- 5.0L EFI GM (1998-2001) 4-stroke 8-cylinder 305 cid

- 5.0LX 4 BBL GM (1987-1995) 4-stroke 8-cylinder 305 cid

- 525 EFI (2003-2009) 4-stroke 8-cylinder

- 540 Stroker 4V 4-stroke 8-cylinder

- 575 SCI (2000-2005) 4-stroke 8-cylinder

- 5.7L 2 BBL GM (1997-2001) 4-troke 8-cylinder 350 cid

- 5.7L Alpha EFI TBI GM (1994-1996) 4-stroke 8-cylinder 350 cid

- 5.7L Bravo EFI TBI GM (1994-1996) 4-stroke 8-cylinder 350 cid

- 5.7L Carb Alpha/Bravo 4-stroke 8-cylinder

- 5.7L Carb MIE 4-stroke 8-cylinder

- 5.7L Carb Ski 4-stroke 8-cylinder

- 5.7L Competition Ski Gen+ GM (1998) 4-stroke 8-cylinder 350 cid

- 5.7L Competition Ski GM (1997) 4-stroke 8-cylinder 350 cid

- 5.7L EFI 2 BBL.-TBI GM (1996-1997) 4-stroke 8-cylinder 350 cid

- 5.7L EFI Gen+ Repower Plus GM (1997) 4-stroke 8-cylinder 350 cid

- 5.7L EFI GM (1998-2001) 4-stroke 8-cylinder 350 cid

- 5.7L EFI MIE GM (1997) 4-stroke 8-cylinder 350 cid

- 5.7L GM (1987-1995) 4-stroke 8-cylinder 350 cid

- 5.7L MIE GM 350 (1997) 4-stroke 8-cylinder 350 cid

- 5.7LX 4 BBL GM (1997) 4-stroke 8-cylinder 350 cid

- 5.7LX Bravo EFI Gen+ GM (1996-1997) 4-stroke 8-cylinder 350 cid

- 5.7LX EFI 4 BBL.-TBI GM (1996-1997) 4-stroke 8-cylinder 350 cid

- 600 SCI (2006-2010) 4-stroke 8-cylinder

- 662 SCI (2007-2009) 4-stroke 8-cylinder

- 700 SCI (2006-2009) 4-stroke 8-cylinder

- 7.4L Bravo Gen VI GM 454 (1996-1997) 4-stroke 8-cylinder 454 cid

- 7.4L Bravo MPI Gen VI GM (1998-2000) 4-stroke 8-cylinder 454 cid

- 7.4L MIE LH Gen VI GM (1996-1997) 4-stroke 8-cylinder 454 cid

- 7.4L MIE MPI LH Gen VI GM (1996-1997) 4-stroke 8-cylinder 454 cid

- 7.4L MPI MIE L29 Gen VI GM (1998-2000) 4-stroke 8-cylinder 454 cid

- 7.4L TBI MIE LH Gen VI GM (1996-1997) 4-stroke 8-cylinder 454 cid

- 7.4LX Bravo MPI Gen VI GM 454 (1996-1997) 4-stroke 8-cylinder 454 cid

- 7.4LX Bravo TBI Gen VI GM 454 (1996-1997) 4-stroke 8-cylinder 454 cid

- 8.2L MIE MPI Gen VI GM 4-stroke 8-cylinder 502 cid

- 8.2L MIE MPI LH Gen VI GM (1996-1997) 4-stroke 8-cylinder 502 cid

- Black Scorpion 350 Mag Ski Gen+ (1997-2001) 4-stroke 8-cylinder

- Black Scorpion MX Ski Gen+ (1997-2002) 4-stroke 6.2 litre 8-cylinder

- MX 6.2L MPI Bravo 4-stroke 8-cylinder

- MX 6.2L MPI MIE 4-stroke 8-cylinder

- Scorpion 377 (1997-2001) 4-stroke

- Scorpion 377 Sterndrive (2000-2004) 4-stroke 8-cylinder

On Bravo water pump applications with the 1-piece plastic housing, ensure the pump housing mounting bolts are tightened to 8 - 10 ft. lbs. of torque (do not exceed 10 ft. lbs.). Tighten the bolts securely in a cross pattern and use a thread locker on the end of each bolt.

 

Brand	Sierra
Suitable For	Mercruiser
Number of Impeller Blades	8
Drive Type Description	Single Flat Drive