Seal Thermostat - Johnson / Evinrude 60-70 / 120-300 HP (1979, 1983, 1985, 1987-1988, 1990-1993) OEM# 0320880 | WSM 515-18

Seal Thermostat Johnson / Evinrude 60 - 70 / 120 - 300 Hp 76-93 OEM# 0320880

This WSM seal thermostat is a quality aftermarket replacement part designed for Johnson/Evinrude 3 Cyl 3.187 Bore Looper 65 and 23 other compatible models.

It replaces selected OEM reference numbers including 0320880, 18-1219, 780-150-08 and is suitable for service, repair and rebuild work.

Key Features

• Quality replacement component for service and rebuild work
• Designed for dependable fitment and durable performance
• Suitable for restoring smooth operation and reducing wear
• Compatible with 26 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 515-18
• Product: Seal Thermostat
• OEM Reference: 0320880, 18-1219, 780-150-08
• Application: Johnson/Evinrude 3 Cyl 3.187 Bore Looper 65 and 23 other compatible models

Product Fitment

This part is suitable for the following models:

• Johnson/Evinrude 3 Cyl 3.187 Bore Looper 65 – 1989-1990
• Johnson/Evinrude 3 Cyl 3.187 Bore Looper 70 – 1989-1990
• Johnson/Evinrude 4 Cyl 3.500 Small Bore Looper 120 – 1988-1990
• Johnson/Evinrude 4 Cyl 3.500 Small Bore Looper 140 – 1985-1987
• Johnson/Evinrude 4 Cyl 3.685 Big Bore Looper 120 – 1987
• Johnson/Evinrude 4 Cyl 3.685 Big Bore Looper 125 – 1988-1992
• Johnson/Evinrude 4 Cyl 3.685 Big Bore Looper 140 – 1989-1990
• Johnson/Evinrude 6 Cyl 3.500 Bore Cross Flow 150 – 1989-1992
• Johnson/Evinrude 6 Cyl 3.500 Bore Cross Flow 155 – 1978-1991
• Johnson/Evinrude Johnson/Evinrude – 1984-1992
• Johnson/Evinrude 6 Cyl 3.500 Bore Cross Flow 200 – 1984-1990
• Johnson/Evinrude 6 Cyl 3.500 Small Bore Cross Flow 175 – 1976-1983
• Johnson/Evinrude 6 Cyl 3.500 Small Bore Cross Flow 235 – 1977-1985
• Johnson/Evinrude 6 Cyl 3.500 Small Bore Looper 200 – 1978-1979
• Johnson/Evinrude 6 Cyl 3.500 Small Bore Looper 225 – 1986-1987
• Johnson/Evinrude 6 Cyl 3.625 Big Bore Cross Flow 175 – 1986-1987
• Johnson/Evinrude 6 Cyl 3.625 Bore Cross Flow 235 – 1986-1991
• Johnson/Evinrude 6 Cyl 3.685 Big Bore Looper 200 – 1980-1985
• Johnson/Evinrude 6 Cyl 3.685 Big Bore Looper 225 – 1988-1990
• Johnson/Evinrude 8 Cyl 3.500 Small Bore Looper 275 – 1988-1990
• Johnson/Evinrude 8 Cyl 3.500 Small Bore Looper 300 – 1985-1987
• Johnson/Evinrude 8 Cyl 3.685 Big Bore Looper 250 – 1985-1987
• 8 Cyl 3.685 Big Bore Looper 275 – 1992-1993
• 8 Cyl 3.685 Big Bore Looper 300 – 1988
• 1988-1993
• 1985-1987

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:

• Wires Ignition Johnson / Evinrude 2 - 300 Hp 81-07 OEM# 0582365 – 368-100-04
• O-Ring Crankshaft Johnson / Evinrude 88 - 300 Hp 86-01 OEM# 0332585 – 525-05
• O-Ring Crankshaft Johnson / Evinrude 88 - 300 Hp 86-01 OEM# 0332585 – 525-05-01
• Primer Solenoid Assembly Johnson / Evinrude 8 - 300 Hp OEM# 0397909 – 600-500-01

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