The Boyesen RBK-18A Carburetor Boot is a performance-focused replacement component designed to improve airflow between the carburetor and engine intake system on compatible snowmobiles. Manufactured by Boyesen, this boot incorporates an integrated, seamless Tenzalloy chamber and aerodynamic directional dividers to help distribute the air charge evenly throughout the intake path.
Engineered for responsive throttle performance, the RBK-18A creates rapid air movement and supports velocities of up to 500 miles per hour within the intake system. Its design promotes maximum airflow across the full engine speed range, helping maintain consistent intake performance during acceleration and changing riding conditions. The patented system has been dyno proven for dependable performance-oriented applications.
This Boyesen carburetor boot is intended for snowmobile fitments that specify manufacturer part number RBK-18A. Confirm vehicle year, make, model, engine configuration, and existing part details before installation to ensure proper compatibility. The compact replacement design supports straightforward integration with the applicable factory intake arrangement while preserving the intended connection between the carburetor and engine.
Manufacturer Part Number: RBK-18A
Vendor Part Number: RBK-18A
Brand: Boyesen
Application: Compatible snowmobile carburetor intake systems
Features:
- Integrated, seamless Tenzalloy chamber
- Aerodynamic directional dividers
- Channels the air charge evenly
- Creates rapid, explosive air movement
- Supports air velocities of up to 500 miles per hour
- Promotes maximum airflow across the full RPM range
- Dyno-proven patented system
- Designed for compatible snowmobile applications