Briggs & Stratton 223973 Arm Vlv Rckr Genuine Original Equipment Manufacturer (OEM) Part out of stock as of 03/09/2024 9:41 AM View Product | Affiliate Disclosure Features Sold on Amazon Briggs & Stratton part number 223973. Briggs & Stratton also owns Simplicity, Snapper, and Murray brands. Briggs & Stratton 223973 Arm Vlv Rckr Genuine Original Equipment Manufacturer (OEM) Part Briggs & Stratton 223973 Arm Vlv Rckr Genuine Original Equipment Manufacturer (OEM) Part ARM-ROCKER out of stock as of 03/09/2024 9:41 AM View Product