This is a rebuilt OEM Eaton M90 Supercharger (complete with rectangular inlet). This supercharger has similar flow dynamics to the oval outlet but is more efficient in the top end. The expected boost is estimated to be about 1psi greater than the oval style supercharger >4500 rpm on the 4.0L SOHC.
This unit has been completely rebuilt and bench tested by a certified ModdBox supercharger re-builder. These units HAVE NOT been painted, ported or polished. These units have been sand-blasted and are mechanically sound and backed by warranty, however, they are rebuilt salvage blowers will have aesthetic blemishes.
Powder coating services can also be ordered as follows: Supercharger Case & Snout $180 Internal Rotors $90
There is NO CORE REQUIRED.
Warranty: This product has a 1-year unlimited mile warranty.
Prices are in USD. This product ships from the USA. US customers are not charged tax. Canadian customers are not charged tax, but duty and brokerage fee may apply. This product can only be purchased with a supercharger kit.