Sierra Water Pump Kit - SIE-18-3517

Sierra 18-3517 Water Pump Kit (Without Base)

Sierra replacement water pump kit for Mercury and MerCruiser engines. Sierra high quality aftermarket parts are manufactured to meet or exceed OEM requirements.

Fits: Mercury/Mariner 65 HP (4 cylinder) through V-6 outboards w/ short vane impellers

Fits: MerCruiser I/R/MR/Alpha Drives (s/n 2495186 - 0D469858)

Kit does not include water pump base. If you need base, purchase SIE-18-3320 for MerCruiser Sterndrives, Mercury Outboard Applications see Mercury Water Pump Application Chart.

Kit Includes:

(1) 18-3109 Water tube

(1) 18-3017 Impeller

(1) 18-3116 Housing

(1) 18-2919 Water pump base to gear housing gasket

(1) 18-3110 Grommet

(2) 18-2945 Gear housing with screw gasket

(1) 18-2826 Water pump base to gear housing gasket

(1) 18-2914 Lower water pump to wear plate gasket

(1) 18-2915 Upper water pump to wear plate gasket

(1) 18-2944 Seal ring

(1) 18-3117 Plate

(1) 18-7158 O-ring

(1) 18-7162 O-ring

(1) 18-7173 O-ring

(1) 18-2801 Water pump gasket

(1) 18-7196 O-ring

(1) 18-7426 O-ring

Interchangeable with:

GLM

12280

EMP

46-00090

Mallory

9-48311

MerCruiser Stern Drive

46-32437A3

46-37433A1

46-96148A8

Mercury Marine

46-32437A1

46-37433A1

46-42579A4

46-44292A4

46-48747A3

46-57234A3

46-58618A4

46-60367A1

46-60367A4

46-64141A11

46-69222A3

46-73802A3

46-73804A3

46-78400A2

46-96148A5

46-96148A8

Frequently Asked Questions

• What is the Sierra 18-3517 Water Pump Kit used for? The Sierra 18-3517 Water Pump Kit is a replacement water pump kit for Mercury and MerCruiser engines. It fits Mercury/Mariner 65 HP 4-cylinder through V-6 outboards with short vane impellers and MerCruiser I/R/MR/Alpha drives within the listed serial number range.
• Which Mercury and Mariner outboards does the Sierra 18-3517 fit? The Sierra 18-3517 fits Mercury/Mariner 65 HP 4-cylinder through V-6 outboards with short vane impellers. The description does not provide specific model years for these outboards, so verify your application using the Mercury Water Pump Application Chart before purchasing.
• Which MerCruiser drives does the Sierra 18-3517 Water Pump Kit fit? This water pump kit fits MerCruiser I/R/MR/Alpha drives with serial numbers from 2495186 through 0D469858. Check your drive's serial number against this range to help verify compatibility before purchasing.
• Does the Sierra 18-3517 Water Pump Kit include the water pump base? No. The Sierra 18-3517 Water Pump Kit does not include the water pump base. For MerCruiser sterndrive applications, the product description specifies Sierra 18-3320 if a base is needed. For Mercury outboard applications, refer to the Mercury Water Pump Application Chart.
• What is included in the Sierra 18-3517 Water Pump Kit? The kit includes an 18-3109 water tube, 18-3017 impeller, 18-3116 housing, 18-3110 grommet, 18-3117 plate, 18-2944 seal ring, multiple gaskets, and O-rings. The kit does not include a water pump base.
• What part numbers are interchangeable with the Sierra 18-3517? The Sierra 18-3517 is listed as interchangeable with GLM 12280, EMP 46-00090, Mallory 9-48311, MerCruiser Stern Drive 46-32437A3, 46-37433A1, and 46-96148A8, along with the Mercury Marine part numbers listed in the product description. Verify the part number and application before ordering.