Trigger - Mercury / Mariner 50-90 HP 3 Cylinder (1990, 1993, 1997-1998) OEM# 99021A13 | WSM 363-9021-3

Trigger Mercury / Mariner 50 - 90 Hp 3 Cylinder 87-98 OEM# 99021A13

This WSM trigger is a quality aftermarket replacement part designed for Mariner 3 Cyl 2.955 Bore Looper 50 and 9 other compatible models.

It replaces selected OEM reference numbers including 99021A13, 99021A15, 99021A16, 99021A3, 99021A5 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 10 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 363-9021-3
• Product: Trigger
• OEM Reference: 99021A13, 99021A15, 99021A16, 99021A3, 99021A5
• Application: Mariner 3 Cyl 2.955 Bore Looper 50 and 9 other compatible models

Product Fitment

This part is suitable for the following models:

• Mariner 3 Cyl 2.955 Bore Looper 50 – All Years
• Mercury 3 Cyl 2.955 Bore Looper 60 – 1991-1997
• Mercury 3 Cyl 2.992 Bore 55 – 1991-1997
• Mercury 3 Cyl 3.375 Bore Looper 70 – 1992-1997
• Mercury 3 Cyl 3.375 Bore Looper 75 – 1987-1990
• Mercury 3 Cyl 3.375 Bore Looper 80 – 1987-1993
• Mercury 3 Cyl 3.375 Bore Looper 90 – 1987-1990
• Mercury 3 Cyl 3.500 Bore Looper 75 – 1987-1993
• Mercury 3 Cyl 3.500 Bore Looper 90 – 1994-1998
• Mercury – 1994-1998

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:

• Drain Plug Gasket Johnson / Evinrude / Mercury / Mariner / Mercruiser / Force / OMC 5 - 300 Hp OEM# 0307552 – 555-11
• Water Pump Kit Complete Force / Mercury / Mariner / Mercruiser 30 - 300 Hp OEM# 18-3570 – 750-155
• Water Pump Kit Complete Force / Mercury / Mariner 30 - 125 Hp OEM# 43026T9 – 750-156
• Bearing Needles With Washers Mercury / Mariner 70 - 125 / 200 - 300 Hp OEM# 29-88258 – 010-120-34

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