Moroso 22643 High-Performance 4-Vane Vacuum Pump

The Moroso 22643 is a high-performance 4-vane vacuum pump designed to maximize crankcase evacuation for improved engine performance and efficiency. This large displacement pump delivers up to 150% more flow compared to standard vacuum pumps, making it ideal for high-performance racing applications where maximum crankcase vacuum is critical.

Key Features:

• 4-vane design with large displacement for superior flow capacity
• Achieves up to 26 inches of vacuum for optimal crankcase evacuation
• Flows up to 150% more than original equipment vacuum pumps
• Sealed, maintenance-free bearings for reliable, long-lasting performance
• Includes adjustable mounting bracket and fittings for versatile installation
• Helps reduce windage, improve ring seal, and increase horsepower

By evacuating crankcase pressure, this vacuum pump reduces parasitic drag on the rotating assembly, improves piston ring sealing, and helps prevent oil leaks. The included adjustable bracket allows for flexible mounting options on various engine configurations. Maintenance-free sealed bearings ensure dependable operation in demanding racing environments.