Tillotson 237-653 Metering Diaphragm for HS Series Carburetors

The Tillotson 237-653 is a genuine OEM metering diaphragm designed for Tillotson HS series carburetors. This precision-engineered diaphragm regulates fuel metering to ensure proper engine performance and smooth operation across all operating positions.

Key Features:

• Genuine Tillotson OEM replacement part
• Designed specifically for HS series diaphragm carburetors
• Ensures accurate fuel metering for optimal engine performance
• Also included in Tillotson DG-5HS rebuild kit
• Constructed from durable diaphragm material for long service life

Applications:

This metering diaphragm fits Tillotson HS series carburetors commonly found on professional chainsaws, cut-off saws, clearing saws, and other small two-stroke engines. Compatible equipment includes models from Homelite (XL-12, SXL series, XL-500), Husqvarna, Stihl, Jonsered, Dolmar, Echo, Makita, and other professional outdoor power equipment brands.

Essential for carburetor rebuilds and routine maintenance to restore proper fuel delivery, eliminate hard starting, rough idling, and performance issues caused by worn or damaged diaphragms.