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Hi all, Having a clearance issue with my Offroad Racer, basically the steering column/coil over mount fouls the inlet pipe, it leaves no room for any pipework to connect to the throttle body. Is it possible to reverse the upper inlet manifold/plenum chamber (the bit with either 'V8' or the...

Just started my 93 LS400 engine on the bench, it has been stood for just under a year now, (i never heard it run before so i dont know whether this problem existed before but it was from a well crashed car) The engine starts straight up and revs fine but the idle is irratic. It cycles from...

Hi all i am trying to plumb in my coolant/header tank and i am slightly confused. I have a standard ls400 header/expansion tank. i understand that the pipe on the filler neck is a breather. The pipe coming out of the larger end of the tank goes to the cooling pipe on the oil filter (uk...

I have a 93 1uz from a uk ls400, As i replaced the starter motor wiring i noticed something odd... there is no cold start injector. Is this normal, it not like we live in a warm country! or is it just because it is cold all the time? The injector isn't there, nor the wiring or fuel feed...

The 1uz has a quite big following in the uk but no one seems to know about anyone else... Why is this? Anyway need to go and do some more running around to get mine running.

Hi all, just wondering if anyone knows what the thread is on the fuel banjo fittings as i need to convert to rubber fuel lines right through. I have one infront of me so i can measure the size but i need to know the thread type. (is it bsp, npt, nic etc) i am running a mk4 supra twin turbo...

As the title really, been busy splicing my cut loom on my 93 ls400 1uz and i have 6 wires left i can't get to the bottom of. 2 green wires, 2 yellow wires and 2 red with blue stripe. Ok, i know one of the yellow wires is HTQ which goes to the oxygen sensor however this is difficult to...

Hi all, I am currently preping a 93 1uz for a transplant, it had a cut loom so i stipped quite a bit off to check wires whilst i reattach them so as per a lot of peoples recommendations i removed the starter for a once over. Can any one give me any advice on rebuilding/cleaning up a...

hi, I am currently rejoining the loom (cut at the bulk head) on a 1993 ls400 1uz. (its the alkward halfway between the two wiring diagrams on here loom, 1990 loom, paired injectors and a kv afm combined with 1996 ecu plugs. Fun!) The engine is being installed in a Tomcat off road racer so i...

As the title says really, this company offers 3 ecus, one of which looks very promising, heres a link to the specs page. http://www.dtafast.co.uk/compare_ECUs.htm i know they will run a 1uz as this company (see below) puts them on there trucks, unfortunately they are being very cagey with...

I have a UK 1993 LS400 engine and auto gearbox with a cut loom. I have both halves of the loom and the original ecu. I have being trying through lexus to get the ewd for the car, initally the guy messed up and ordered EWD225Y or EWD255Y which is for a later UCF20, he the corrected the and...

i'm currently in the process of fitting a ls400 v8 into a bowler tomcat offroad racer, and i am having some issues with choosing an air filter/induction system. This is what a Bowler looks like for those of you who may not have seen one: http://www.bowler-offroad.com/ Having read the...

Hi i'm new, i'm based in the UK and am currently building a 1UZ-FE powered Bowler Tomcat off road racer I have all sorts of interesting challenges ahead so no doubt i will be on the hunt for advice. First job is to get the engine running on the bench, should be fun with the usual cut loom...