S&S CYCLE Breather Reed Valves for Evolution Big Twin '93-'99 – Part No. 31-2096 Transmission Covers Weekend Warrior mirror is built

Weekend Warrior mirror is built to withstand the rigors of road use while adding a custom touch to your motorcycle

Communication system speaker pockets are integrated into the helmet

ensuring long-lasting use even in demanding environments

- Made in Memphis

S&S CYCLE Breather Reed Valves for Evolution Big Twin '93-'99 – Part No. 31-2096 Transmission Covers Weekend Warrior mirror is builtBreather Reed Valves Crankcase Standard Evolution Big Twin '93 '99 The S&S CYCLE Breather Reed Valves (Part No. 31 2096) are designed to enhance the performance of your Evolution Big Twin engine from 1993 to 1999. Unlike traditional breathers that depend on crankshaft rotation to operate, these innovative reed valves open and close automatically based on pressure differentials within the engine. When crankcase pressure exceeds cam chest pressure, the