Exhaust Valve Seat for Superior Engine Exhaust in Kart Racing

Unlock freer breathing for your engine's exhaust system with the Exhaust Valve Seat, SKU 555137, tailored for Briggs Raptor flathead engines. Positioned to handle hot gases exiting the combustion chamber, it maintains a secure seal that prevents power-robbing leaks.

By optimizing exhaust flow, this component minimizes restrictions, allowing your kart to rev higher and sustain speed through long straights. The superseded version, 691701, offers updated durability without altering fitment. Track teams value its contribution to overall engine balance, pairing well with intake upgrades for comprehensive tuning.

• High-heat resistant alloy construction
• Promotes efficient scavenging for better volumetric efficiency
• Ideal for frequent rebuilds in competitive racing

Keep your maintenance organized by stocking this essential; it helps diagnose valve-related issues quickly, saving precious practice time. For drivers chasing that extra edge, integrating this seat means cleaner exhaust pulses and potentially quicker qualifying laps.