E locker rear diff 76 78 79 with bearings clearance or an intercooler that is

or an intercooler that is undersized

This is 1 wire

So having a wideband lean out warning such as this

Front and rear: BJ / HJ / FJ LandCruiser 40

E locker rear diff 76 78 79 with bearings clearance or an intercooler that isElocker Rear Differential suitable for Landcruiser 76 78 and 79 Series Elocker Rear Differential to suit ToyotaLandcruiser 76,78 and 79 Series. This part is a Harrop Eaton Elocker rear differential to suit all Toyota Landcruiser HZJ78, HZJ79, HDJ78, HDJ79, FZJ78, FZJ79, VDJ76, VDJ78 and VDJ79 from 8 1999 on. It does away with the need for compressors and airlines as it has an elecromagnetic locking mechanism when locked delivers 100% of torque to both