Seal your crankcase oil sump securely with the genuine Honda OEM Threaded Oil Filler Cap (15600-Z1C-000). Molded from rugged structural polymer, this fill plug features thick, clean-cut threads that prevent cross-threading and lock down against engine vibration, keeping dirt and moisture out of your engine oil.

Engine Compatibility

Fits select updated single-cylinder Honda GX commercial utility engines.

Fittings & Connections

Threaded male plug interface; includes sealing rubber washer.

OEM Part Number

Replaces part number 15600-Z1C-000.