Availability

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Vacuum Pump Manufacturer
- Moroso (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Holley (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Stock (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Tooth Quantity
- 28 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 36 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Pulley Tooth Pitch
- 1/2 in. square tooth (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3/8 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Pulley Bolt Pattern
- 3 x 1.160 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3-bolt (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Pulley Diameter (in.)
- 3.313 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.

Moroso Vacuum Pump Gilmer Drive Pulleys

Not Yet Reviewed

Moroso competition-style vacuum pump gilmer drive pulleys bolt directly onto OEM, Holley, and other smog pumps used as engine vacuum pumps to improve ring seal. They're machined from aluminum to reduce weight and use the common 3 x 1.313 in. mounting pattern.

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