Description

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

Direct Fit for the following Vortech Superchargers:

• Vortech V4 J trim.

If you are unsure of your fitment, measure the inducer (intake) side of the impeller blade diameter. It should be right around 3.45″ or 87mm.

Comparisons:

J trim, stock cast impeller:

• 1600 CFM.
• 1100 HP.
• 58,000 maximum RPM.
• 72% efficient.
• Balanced by grinding, clipping, sanding, drilling.
• Weight: xxx ounces.

JB Performance billet impeller:

• 1750 CFM.
• 1225 HP
• 62,000 maximum RPM.
• 75% efficient.
• 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.
• Crack checked with X-ray technology.
• Weight: 11.8 ounces.
• 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 J trim impeller for $100 at any time.