DriftSquad Posted February 24, 2010 Share Posted February 24, 2010 been looking at the Greddy copy plenums.. iv had a read of a few topics and no one seems to say much bad about them? question is anyone got one? did you notice any difference? and duz anyone sell them on these forums? cheers Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/ Share on other sites More sharing options...
Duncan Posted February 24, 2010 Share Posted February 24, 2010 I got one on my stagea recently (lots of other stuff at the same time). It is pretty good for the price but there are some things to watch out for like making sure the manifold surface is dead flat before you put it on. and some custom stuff needed like throttle body mounting and cable, aac mounting etc etc pretty sure just jap sell them Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5104073 Share on other sites More sharing options...
Shiraz200SX Posted February 24, 2010 Share Posted February 24, 2010 mafia on here has one that he bought from me... but autotechnica make one thats the same as vulture motorsports one... IMO the only chinese made copy to buy is the autotecnica one... Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5104317 Share on other sites More sharing options...
r33cruiser Posted February 25, 2010 Share Posted February 25, 2010 I had an ebay one on for 1.5years. Never saw a problem. Weren't any defects in the plenum. Didnt have any cyl 6 problems. But I wouldn't recommend one for a more extensive build. Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5104811 Share on other sites More sharing options...
DriftSquad Posted February 25, 2010 Author Share Posted February 25, 2010 i was assuming all of the chinese copy manifold were coming from the same factory? as none of them are stamped or anthing? some just polish them up or powder coat them.. are the ebay one just the same? Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5105381 Share on other sites More sharing options...
Dale FZ1 Posted February 25, 2010 Share Posted February 25, 2010 Unknown quality of the metals used means porosity is a real issue to be aware of. Mine was stripped back for some extensive finishing work, but got a heavy coat of epoxy enamel before installation. The Chinese supplied it with a heavy coat of paint probably for the same reason. Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5105479 Share on other sites More sharing options...
fletch rb30 Posted February 25, 2010 Share Posted February 25, 2010 myself and 2 others i know are using them, the chinese greddy ones, and they all had water leaks. my one leaked from the water gallery out of the manifold, the other 2 leaked into a port. both No2 runner i think. We all used some of that devcon stuff that my mate aquired from work and gave the water port between No1 and 2 a thin coating. Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5106335 Share on other sites More sharing options...
fatz Posted February 26, 2010 Share Posted February 26, 2010 1.1k for a delivered one new from japan why buy the fake shit?? Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5106704 Share on other sites More sharing options...
DriftSquad Posted February 26, 2010 Author Share Posted February 26, 2010 not every one has 1.1k to spend =) so some have had good run with these and others havnt? would like to hear some more from others about these? Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5107347 Share on other sites More sharing options...
Shiraz200SX Posted February 26, 2010 Share Posted February 26, 2010 well, a guy who used to be mates with mafia from here had one on his rb25 and it had the same shit water jackets and leaking issues. i have personally sold over 8 of them in the last 12 months and had no problems or comebacks. only issue i had was that they dont come with new rubbers for the injectors, but that was a quick trip down to the local nissan dealership. honestly, they come up really good, and come polished on most surfaces. only thing that is worth doing is maybe port matching and cleaning up some of the cast markings, as it is only a china one... www.autotecnica.com have a geezer anyway. i'm not going to plug the store i work for, as they dont pay advertising, but its pretty easy to work out who sells autotecnica anyway. Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5107442 Share on other sites More sharing options...
DiscardTheWeak Posted February 27, 2010 Share Posted February 27, 2010 always on ebay in the US, I had one, not that bad Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5108422 Share on other sites More sharing options...
xenoshunter Posted February 27, 2010 Share Posted February 27, 2010 i have had a one and it performed well. only had to reweld a small leak near the trottle body join. i think i just got unlucky with that though. once fixed was great Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5108645 Share on other sites More sharing options...
DriftSquad Posted February 27, 2010 Author Share Posted February 27, 2010 well they seem to come with 12 month warranty i think its worth a stab! i might buy one and let you guys know what its like! Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5109104 Share on other sites More sharing options...
75coupe Posted February 27, 2010 Share Posted February 27, 2010 it will be interesting to hear your experience, please report back... Link to comment https://www.sau.com.au/forums/topic/309558-copy-greddy-plenum-whos-got-one-and-who-sells-them/#findComment-5109110 Share on other sites More sharing options...
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