Hi mate I've put patrol diffs under mine the best thing i ever did it goes back in end of the month for the five link rear end and lockers, every one i go away with have patrols with big lift and big tyres so i had to do something now i can go where they go with more room six speed box lower low...
Where is this suction control vavle fitted,can you buy the part by itself and fit it myself, mine drives fine on the road tows 2.5 ton of boat with no problems only plays up on big hill climbs out the bush,loosing the fuel makes no differance