Boyesen Water Pump Impeller For Improved Engine Cooling
Boyesen Water Pump Impeller For Improved Engine Cooling
About this product
About this product
The Boyesen Water Pump Impeller WPI37 is engineered to enhance your engine's cooling efficiency, providing a significant advantage in demanding riding conditions. By optimizing water flow and minimizing hydraulic friction, this impeller ensures a cooler and more consistent engine temperature, ultimately leading to improved performance and longevity.
Description
This high-performance water pump impeller is designed to reduce horsepower loss, especially during the critical late stages of a race. By minimizing cavitation, the Boyesen impeller maintains consistent coolant flow, preventing overheating and ensuring optimal engine performance. The improved cooling directly contributes to extending engine life by reducing thermal stress on critical components. Installation is straightforward, making it a valuable upgrade for both professional racers and serious enthusiasts seeking improved engine reliability and performance. Upgrade your cooling system with Boyesen and experience the difference in demanding situations.
Features & highlights
- Maximizes water flow for superior cooling efficiency.
- Reduces hydraulic friction, ensuring consistent temperature.
- Minimizes horsepower loss during intense riding.
- Extends engine life by reducing thermal stress.
- Designed to minimize cavitation for consistent coolant flow.
- Provides a cooler, more constant engine temperature for optimum performance.
Technical specifications
- Brand: Boyesen
- Product Name: Impeller
- Type: Water Pump
- Material: Aluminum
Important to know
Please ensure proper fitment for your specific motorcycle model before installation. Professional installation is recommended.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Specifications
BOYESEN
WPI-37
Impeller
Aluminum
Water Pump
Each
Reviews


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.
Based in Denmark
Fast customer support
Over 100.000 Products
2-Year Full Warranty
Your peace of mind is our priority. Every product in our shop comes with a comprehensive 2-year warranty, so you can hit the road with full confidence.
Support in Danish, Swedish, German & English
Whether you are upgrading your exhaust or choosing a new helmet, our team of seasoned riders is ready to provide professional guidance for your specific bike.
Free Shipping Over 200€ (EU)
Shop your favorite gear without worrying about extra costs. We offer free shipping on all orders over 200€ (EU), ensuring your parts reach you safely and affordably.
Authorized Parts Europe Dealer
As a certified Parts Europe supplier, we guarantee 100% authentic, high-quality motorcycle parts and accessories directly from the world's leading manufacturers.

