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Forum name4G63 Tech
Topic subjectOffical post about Cams for the 4g63
Topic URLhttps://forums.2gnt.com/dcboard.php?az=show_topic&forum=i67&topic_id=12866
12866, Offical post about Cams for the 4g63
Posted by PowerEclipses, Sep-04-03 03:00 AM
I don't know alot about cams. I would like to see What kind you are using and what kind you would recommend for the GSX, Lowend cams maybe for help with the turbo lag? or high end?
12867, RE: Offical post about Cams for the 4g63
Posted by Jeff_99gs, Sep-04-03 05:46 AM
Well with a turbo, you really want top end. Having low end power is cool and all, but with these cars the power is really made after the turbo spools. So when getting cams, you want to go with the ones that offer you the best lift duration for your airflow.

There is no point having a huge cam like the HKS 272 if you have something like a 14B or 16G. The turbo does not flow enough air efficiently to make use of the gains. Therefore, you would want to go with a smaller grind such as the 264. (these are the two most common choices for turbo DSMs)

264/264 = Used for turbos like the Big16G, 14B, 16G, etc. If you have upgraded cams with a T-25 you are kicking yourself in the ass. The 264 cams are very streetable keep your idle stable.

264/272 = This uses the 272 exhaust cam with the 264 intake cam. This gives you a good jump in power without killing your idle. This is a very common upgrade for turbos like the Big16G, 20G, and above.

272/272 = These are the cams you go with when you have the monster turbos in the DSM world. Your idle will suck, your gas mileage will be out the window (or exhaust pipe), and you will have the craziest top end available. This combo pushes the limits of streetable. These are good for turbos like the Green, Red, 20G, L2R, T3/4, etc.
12868, RE: Offical post about Cams for the 4g63
Posted by PowerEclipses, Sep-04-03 10:18 AM
I'm hoping of going with a precision turbo, I dont know if you ever heard about it. But it bolts right on the stock manifold. My buddy who owns a shop said this is a great turbo to go with and they install alot of them. They cost about 1000 bucks. These guys know what they are talking about also. They have alot of nice cars esp this civic that runs 9s heh :)
12869, RE: Offical post about Cams for the 4g63
Posted by Jeff_99gs, Sep-04-03 10:26 AM
Yep. Precision makes AGP's turbine housings.