Moroso 63923 Vacuum Pump Mounting Bracket GM LS Passenger Side

The Moroso 63923 is a precision-engineered vacuum pump mounting bracket designed to mount Moroso Original Design vacuum pumps (part numbers 22640 and 22641) to the passenger side cylinder head of GM LS Series engines. Machined from billet aluminum with a black anodized finish, this bracket provides a durable and professional mounting solution for racing and high-performance applications.

Key Features:

• CNC-machined from billet aluminum for exceptional strength and precision
• Black anodized finish for durability and corrosion resistance
• Mounts directly to GM LS Series passenger side cylinder head
• Compatible with both GM factory and aftermarket LS cylinder heads
• Includes all necessary spacers and mounting hardware for easy installation
• Specifically designed for use with Moroso vacuum pumps 22640 (3-vane) and 22641 (4-vane)

This mounting bracket eliminates the difficulties of vacuum pump installation and is engineered to fit Moroso original design vacuum pumps on various GM LS engine configurations. Ideal for circle track racing, drag racing, and other high-performance applications where consistent crankcase vacuum is critical for maximizing horsepower and reducing oil windage losses.

Note: For driver side cylinder head mounting on GM LS engines, use Moroso part number 63922 (sold separately).