snatch10psi

i have a problem that i cant figure out first of i have a 89 si hatch w/ d16z6 headers act stage 2 clutch aaseco aluminum flywheel and im runnin vafc w/ 440cc 2g eclipse injectors for now waiting for my HMT turbo to get finished but heres the problem i was running on 3 cly i checked and i got spark in all cly so i checked the injectors with a test light 1,2,and 4 cly bogged out with the light on it like it supposed to but when i put it on number 3 the light came on but didnt bog out? so i changed the injectors with a newer set and it ran fine till i took it for a test drive constat beating for about 10 mins then it did it so i let it cool down didnt overheat or nothin but my resavor was bubling not boiling then drove it agian all day today without getting on it and it ran fine till i get on it for a few mins then the resavoir bubbles again is my headgasket going in the 3rd cyl? or is it an electrical problem? thanks for any post in advance and sorry bout the long post

88crxSi

sounds like a head gasket. no3 is ALWAYS the first to go since its the hot spot for some reason on honda 4cyl. d-series motors. Is the rad fluid a blackish brownish crappy colour??

snatch10psi

yelp the overflow is black

shortyz

HG rip the head off.

snatch10psi

i have another ? to above 6200 im losing power and makes a weird noise is it valve float or is it cause the HG? hope you can help me so i know what to buy and does anyone have valve springs for d16z6 stock or aftermarket?