This CVF Racing reverse rotation water pump is a high-flow aluminum mechanical pump with a black finish for Ford small block 289, 302 and 351W engines. It turns counterclockwise for serpentine belt systems that drive the pump backward.
The lower radiator hose connects on the driver side, and the pump is designed to work with compatible factory-style brackets and CVF Racing serpentine systems.
Specifications:
- Engine: Ford small block 289, 302 and 351W
- Pump type: Mechanical, high-flow
- Rotation: Reverse (counterclockwise)
- Hub height: 5-7/8 in.
- Pilot shaft diameter: 5/8 in.
- Inlet diameter: 1-3/4 in.
- Lower radiator hose connection: Driver side
- Belt pattern flange: 2.06 in.
- Material: Aluminum
- Finish: Black
- Reference numbers (not confirmed as exact interchanges): Ford Racing M-8501-C50, Ford Racing High-Flow M-8501-B50
- Warranty: CVF Racing Lifetime Warranty
- Part number: B-SBFL-WP-R
Application Notes:
- Requires a reverse rotation (counterclockwise) water pump drive. Verify rotation, hub height, timing cover compatibility and pulley alignment before installation.
Prop 65 Warning: This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. For more information visit www.P65Warnings.ca.gov.
FAQ
What is a reverse rotation water pump used for?
It is used with serpentine belt systems that spin the water pump counterclockwise. This pump is built for those Ford small block 289, 302 and 351W setups.
What are the key dimensions?
It has a 5-7/8 in. hub height, a 5/8 in. pilot shaft diameter, a 1-3/4 in. inlet and a 2.06 in. belt pattern flange.
What should be checked before installing it?
CVF advises confirming pump rotation, hub height, timing cover compatibility and pulley alignment, since fit depends on the timing cover and accessory drive.
Is another finish available?
Yes. CVF also offers this pump as SBFL-WP-R in a natural satin cast finish.

