Description
Whipple Supercharger 4.0L black rear intake manifold for 07-14 Ford 5.4L Mustang GT500 with a monoblade throttlebody. Fits 4.0L supercharger head units. CRUSHER bypass valve opening. This unit is set up for RACE or custom HOT ROD/SANDCAR use only. It does not have any provision for PCV or vacuum. It has not been drilled. Bypass is straight out the back.

Rear rotor seals for Whipple 140F, 2.3L / 175F, 2.9L jackshaft style supercharger
Replacement 17mm x 27mm rear needle bearings
Aluminum coupler hub, center bolt
Rotor seal shaft sleeve
8.1L GM Direct Drive Mounting Bracket 