Fuel Pump Diaphragm Kit

Replaces: 

Mercury Marine: 21-42990A10, 21-857005A1, 42990A10, 42990A11, 42990A7, 42990A9, 857005A1

Applications:

Mercury / Mariner 2-Stroke Outboard Engines:

• 30 / 45 / 65 / 105 / 140 Jet
• 100 / 115 / 125 (4 cyl)
• 200 DFI
• 225 (3.0L) Carb / EFI / SeaPro
• 30 / 40 (2 cyl)
• 40 (3 cyl)
• 40 (4 cyl)
• 50 /55 / 60 / 75 / 90 (3 cyl)
• V-135 - V-200 / X R-6

Does not fit Mariner engines of Japanese origin.

If you are unsure about the application of this part, please contact us with the engine details and serial number.