02-02-2013, 01:04 PM
(02-02-2013, 12:31 PM)Piggy1987 Wrote: blue is oil
black is fuel
white is water vapor
can be a variety of things...but I see plenty of modern diesels give a blue puff on start up
not really mate . . . .have you ever ran an XUD that's slipped a couple of teeth on the fuel pump retarding the timing? . . . .no thought not . .

sorry i should have said white is also unburnt fuel . . . .

Phase 1 D-Turdo, K14@24 psi, De-cat, meaty backbox, Bosch pump, grinded LDA pin, duel air fed K&N =133.7bhp & 188ft/lbs