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There seems to be a lack of discussion on the net about how to tune your diesel engine when running a crank driven supercharger, the few supercharged builds that I have followed over the last few years seem to die out not long after the engine is run on the street, presumably because the engine...

IDI injection pop-off pressure I'm trying to work out the best pop-off pressure for the pintle injectors in my 3.1 litre Isuzu IDI TD. There doesn't seem to be a lot of info around on what happens inside the chamber when pop-off pressures are increased/decreased in an IDI, so I thought that...

Hi all, Been lurking here on and off for a while and thought that I may as well start posting. I've been experimenting with small diesels for about a dozen years now, mostly on 4 cylinder I.D.I models, ranging from the Isuzu 2.2 n.a., the Toyota 2.4 t.d., and now the Isuzu 3.1 t.d. I...