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The first stomp on the "go" pedal after engine warmup produces rapid, oscillating hesitation, very rich mixture for a few seconds, and rare instances of fuel cut. It will self correct in perhaps 30 seconds or so of high speed driving, when (presumably) the air temperature thermistor in the AFM...

Hi again, after many years absence from Supramainia. Curious if there are any meets, small as they may be in northern NJ? Its been at least a year, maybe two since having seen another MkIII (or IV) on the road here. Also, I'd like to get in touch with anyone who owns a MkIII in or around...

Just curious if anyone has tried to get through state inspection with a 3" single cat system on a turbo. The state looks under cars with a convex mirror to check out the cat, but I wonder if they are knowldegeable enough to know that a turbo has a precat. With the Random Tech 3" system and...

Curious if anyone has experienced sticking ND injectors as I have. The car is not used very often. In winter or poor weather, I start it up once every two weeks, and float charge the battery at other times. Quite often a misfire on one cylinder occurs if not started every couple of days...

Hi again. After about 600 breakin miles on a '91T (refreshed JDM; mods follow) with decent dino oil I noticed that about 20 seconds after startup, a sharp intermittent rapping sound starts. So far, it has all the earmarks of a sticky valve or bucket. It will rap once or twice every few...

Hi. Just submitting a post to be part of the Supramaina group. I have helped others on Supras@Supras.com before finding Supramania. I do tend to be a listener rather than a talker, although as stated below, I'm in a position to assist others with problem resolution having been a "car person"...