OEM Quicksilver 43300A9 Mercury/Mariner 135–250 HP Oil Tank Cap Assembly
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Description
Description
OEM Quicksilver 43300A9 is an oil-tank reservoir cap assembly for select Mercury and Mariner 135–250 HP two-stroke outboards. The assembly combines the cap with its float, sender and wiring harness.
Part details
- Manufacturer part number: 43300A9; Mercury class prefix: 36.
- Engine family: specified Mercury and Mariner 135–250 HP two-stroke outboards.
- Assembly contents: cap, float, sender and wiring harness.
Fitment check
Confirm the engine serial number and oil-reservoir assembly before ordering; horsepower alone does not establish compatibility. Follow the engine owner's manual for the specified Mercury/Quicksilver two-stroke oil.








