The Moroso 22401 External Single-Stage Tri-Lobe Oil Pump is engineered for Brinn and Bert bellhousing applications requiring a compact, high-efficiency wet sump solution. Featuring a 1.500 in. spur gear pressure section, this pump provides stable, reliable oil pressure for performance and racing engines. An integrated rear 3/8 in. hex drive allows the addition of a mechanical fuel pump, while adjustable spring rates let you fine-tune pressure for your specific combination. Built with replaceable AN fittings and a robust mounting design, it delivers durability and consistent performance in demanding environments.

Moroso 22401 External Oil Pump Features:

• Single-stage Tri-Lobe external wet sump design
• 1.500 in. spur gear pressure section for strong, consistent oil pressure
• Integrated Brinn/Bert-style bellhousing mount
• Rear 3/8 in. hex drive for mechanical fuel pump operation
• Variable spring rates for fine-tuning oil pressure output
• Includes replaceable fittings for serviceability and customization
• -16 AN pressure inlet and -12 AN outlet for efficient flow
• Durable construction suited for circle track and performance racing engines

Moroso 22401 External Oil Pump Notes:

• Designed for Brinn and Bert bellhousing applications
• Compatible with mechanical fuel pumps using 3/8 in. hex drive
• Verify chassis and plumbing clearances before installation