Leifix Governor Fly Ball Spacer for Onan B, P, and N Series Engines

This USA-made Leifix Governor Fly Ball Spacer, also known as a "spider" or "spacer," is a high-quality replacement for Onan part #0150-2178. Compatible with Onan P, Onan B, and Onan N Series engines—including models Onan P216, Onan P218, Onan P220, Onan P224, Onan B43, Onan B48, Onan NHC, Onan NHD, and Onan NHE—this spacer is engineered to OEM specifications to ensure reliable performance. Designed with one extended "ear" to fit securely into the cam gear notch (for cam gear part #105-0700), it installs easily by pressing or using a rubber mallet. Made from durable aluminum, this fly ball spacer is built to provide long-lasting function without the hefty OEM price tag.