Water Pump Kit Complete - Mercury 35-50 HP (1981-1985) OEM# 18-3507 | WSM 750-200

Water Pump Kit Complete Mercury 35 - 50 Hp 81-85 OEM# 18-3507

This WSM water pump kit complete is a quality aftermarket replacement part designed for Mercury 4 Cyl 2.565 Bore Cross Flow 45.

It replaces selected OEM reference numbers including 18-3507, 46-32767A1, 46-60366A1, 46-60366Q1 and is suitable for service, repair and rebuild work.

Key Features

• Quality aftermarket replacement part from WSM
• Engineered for dependable fit, function and service life
• Designed for marine and powersports repair and maintenance
• Compatible with 5 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 750-200
• Product: Water Pump Kit Complete
• OEM Reference: 18-3507, 46-32767A1, 46-60366A1, 46-60366Q1
• Application: Mercury 4 Cyl 2.565 Bore Cross Flow 45

Product Fitment

This part is suitable for the following models:

• Mercury 4 Cyl 2.565 Bore Cross Flow 45 – 1981
• Mercury 4 Cyl 2.565 Bore Cross Flow 45 – 1982
• Mercury 4 Cyl 2.565 Bore Cross Flow 45 – 1983
• Mercury 4 Cyl 2.565 Bore Cross Flow 45 – 1984
• Mercury 4 Cyl 2.565 Bore Cross Flow 45 – 1985

Why Buy WSM

WSM is a trusted manufacturer of aftermarket marine and powersports parts, known for dependable quality, strong fitment coverage and workshop-ready replacement components.

You May Also Need

Browse related parts for compatible models:

• Water Pump Impeller Mercury / Mariner 30 - 70 Hp OEM# 18-3007 – 700-200
• Bolt Connecting Rod Force / Mercury / Mariner 20 - 150 Hp OEM# 10-91012 – 805-200
• Bolt Connecting Rod Force / Mercury / Mariner 20 - 150 Hp (4 Pack) OEM# 10-91012 – 805-200-04
• Bolt Connecting Rod Force / Mercury / Mariner 20 - 150 Hp (6 Pack) OEM# 10-91012 – 805-200-06

Please use the fitment guide, OEM references and images to confirm this is the correct part before ordering.