Genuine Cummins Onan Green Label spark plug for MicroQuiet 3600 and 4000 RV generators. Fits KY and KYD 60Hz models including Camp Power, MicroLite, and MicroQuiet series. Cross-references Champion RN14YC. 90-day limited warranty.
The Cummins Onan 167-0275 is the OEM-specified spark plug for the MicroQuiet 3600 and 4000 RV generator series, including KY and KYD 60Hz models sold under the Camp Power, MicroLite, and MicroQuiet names. It is a direct, drop-in replacement requiring no modifications — simply gap to spec and install.
Using a genuine Green Label spark plug ensures the correct heat range, thread specifications, and resistor design for your specific generator engine. Always refer to your Cummins Onan Operator's Manual for the recommended replacement interval and gap setting for your model and fuel type.
OEM-specified spark plug for MicroQuiet 3600 and 4000 series generators — correct heat range and resistor design for your engine
14mm thread, 13/16" hex — installs directly into KY and KYD 60Hz generator engines; gap to spec per your Operator's Manual before installing
Direct cross-reference to Champion RN14YC — confirm using your generator's model number and spec letter before substituting
Fits both gasoline and LP gas MicroQuiet variants — gap setting differs by fuel type; see the yellow box below
Always gap the spark plug before installation. Per the Cummins Onan Operator's Manual: • Gasoline models (4KY, 3.6KY): Gap = 0.025" (0.64 mm) • LP Gas models (3.6KY, 3.3KY): Gap = 0.020" (0.51 mm) Confirm your model number and fuel type before setting the gap. Refer to your Operator's Manual for the recommended spark plug replacement interval for your specific generator model.
Backed by a 90-day limited manufacturer's warranty. Cummins Power Generation warrants only the quality and integrity of Green Label Parts. Always confirm your generator's model number and spec letter before ordering to ensure correct fitment.