Muffler Rain Weather Snow Cap for RC3 and WC6 Tractor Mufflers MPN 4123 Overview This muffler cap is designed to protect RC3 and WC6 tractor mufflers from rain, snow, and harsh weather. It fits muffler outlets with a 21/2 inch inner diameter and is supplied as a direct replacement part for affected muffler models. Key benefits Weather protection: prevents direct entry of rain and snow into the muffler outlet to reduce water intrusion and debris buildup. Maintains exhaust function: helps keep the muffler outlet clear of foreign matter that can interfere with exhaust flow. Exact fit for compatibility: made to fit RC3 and WC6 tractor mufflers with a 21/2 inch inner diameter for a secure, slipon installation. Easy identification: includes manufacturer part number MPN 4123 for straightforward replacement ordering and inventory tracking. Product attributes Function: muffler outlet cap for protection against precipitation and weather exposure. Compatibility: specified for RC3 and WC6 tractor muffler models. Size: 21/2 inch inner diameter. Identification: MPN 4123 included. Use scenarios Outdoor storage: place the cap on the muffler before leaving a tractor parked outdoors for extended periods to reduce water entry during storms. Seasonal use: install before winter to limit snow and ice from collecting inside the muffler during cold weather. Field work in wet conditions: fit the cap when operating in rainy or muddy fields to help prevent debris from entering the exhaust outlet. Installation and notes Designed as a direct replacement for compatible muffler outlets; slipon installation for a snug fit with no specialized tools required. Verify that the muffler outlet inner diameter measures 21/2 inches and that the tractor uses RC3 or WC6 muffler models before . MPN 4123 provided for part matching and inventory purposes.