Description

If you would like a CCW version, we can produce it in about 12 weeks. Same price. Just ask.

Exact fit JB Performance direct fit replacement clockwise billet A-1 trim style impeller.  The blades must curve in a clockwise pattern.

Direct fit for the following ProCharger Superchargers:

• ProCharger A-1.

Comparisons:

A1  stock impeller:

• xxxx CFM.
• xxx HP.
• 75,000 maximum RPM.
• Balanced by grinding, clipping, sanding, drilling.
• Weight: xxx ounces.

JB Performance billet impeller:

• xxxx CFM.
• xxx HP
• 75,000 maximum RPM.
• Direct fit with no machine work.
• Narrower center section.
• A2000 Alcoa Aluminum for stronger blade support.
• Thinner blade design to allow more air to pass through same pocket size.
• 10mm larger exducer diameter by using patented flared tip.
• Digitally designed and tested by a company that specializes in improved air flow designs.
• CNC balanced. by removing specific material with a cutting tool in the precise area.
• Anodized red and JB Performance etched logo for easy verification. Helps avoid copy-cats on the market.
• Crack checked with X-ray technology.
• Weight: 3.3 ounces. (stronger, denser metal)
• 3 year warranty against blade failure when installed by JB Performance with a full rebuild. requires the supercharger RPM to not be exceeded as published here.

Want to save even more? Trade in your un-damaged A-1 trim impeller for $40 at any time.