Subject	The Z has a split plenum or dual plenum design
Posted by	MikeH(Twin GT35BB Incon Z) on January 30, 2004 at 12:15 PM
	This message has been viewed 214 times.
In Reply To	Why would the engine use more air at one side than another? (n/m) posted by northZ on January 30, 2004 at 12:01 PM
Message	. The idle air control valve is located on the driver side. I believe the drive side plenum feeds the passenger side and vice versa. Hence causing the passenger side to run very lean at idle only. During cruising or WOT they both even out.
Follow Ups	Bad News..... Very Bad News - Shift_(ATL) 11:20:36 01/30/04 Re: Bad News..... Very Bad News - SR Productions ($65 stage 3) 11:24:54 01/30/04 a/f ratio BETWEEN about 3k and 4k rpms was between 16:1 and - Shift_(ATL) 11:29:09 01/30/04 You might still be okay. Is smoke pouring out - MikeH(Twin GT35BB Incon Z) 11:27:52 01/30/04 all i know is there were TWO puddles of oil on the floor - Shift_(ATL) 11:31:57 01/30/04 I think he mean that plugged PCV does make the - northZ 11:35:41 01/30/04 Seen it before. Check your PCVs and oil level. - MikeH(Twin GT35BB Incon Z) 11:35:46 01/30/04 Doesn't take much oil to cause a big puddle - SeedyROM (ZCON 2K4!) 12:47:57 01/30/04 Also, no smoke coming out the tailpipe... - Shift_(ATL) 11:34:27 01/30/04 =good news (n/m) - northZ 11:48:00 01/30/04 very good news (n/m) - MikeH(Twin GT35BB Incon Z) 11:57:53 01/30/04 If the dipstick blew, that's because of crankcase pressure - AshsZ 13:18:58 01/30/04 Shit bad news - northZ 11:28:06 01/30/04 Don't know... - Shift_(ATL) 11:33:26 01/30/04 This might be your problem right here. - Stealth021 11:39:40 01/30/04 Dual Maf are easy to set up on the AFC. Depends on - MikeH(Twin GT35BB Incon Z) 11:47:44 01/30/04 That sucks. Hopefully it isn't as bad as it looks. Good luck (n/m) - CaptK(ATL) 11:29:13 01/30/04 Likely because of the dual intake you have.. - AshsZ 11:41:53 01/30/04 Umm... He has two MAS and smoke out the back. - FantasyZ 11:46:28 01/30/04 I meant no smoke out the tailpipes (n/m) - FantasyZ 11:47:16 01/30/04 Yeah, I saw that in his profile after my post. :) - AshsZ 11:53:27 01/30/04 yes it was... - Carlos Ramirez 08:08:45 01/31/04 I've noticed with the JWT dual pop at idle that - MikeH(Twin GT35BB Incon Z) 11:52:44 01/30/04 Yep.. The DOOLZ also corrects that problem too.. (n/m) - AshsZ 11:54:15 01/30/04 Ash , what do you think of the blow through MAF - MikeH(Twin GT35BB Incon Z) 12:00:18 01/30/04 Why would the engine use more air at one side than another? (n/m) - northZ 12:01:07 01/30/04 Velocity, pressurization, intake pulse, etc. - Stealth021 12:08:57 01/30/04 The Z has a split plenum or dual plenum design - MikeH(Twin GT35BB Incon Z) 12:15:47 01/30/04 Mostly to do with exhaust manifold difference and - AshsZ 13:00:08 01/30/04 Thanks for the knowledge you sharing - northZ 12:22:12 01/30/04 You should check both side while cruising and WOT - MikeH(Twin GT35BB Incon Z) 12:49:38 01/30/04 I dont think this statement is 100% correct - TARGETZ 13:26:52 01/30/04 also the motor had like 170+ k on it. (n/m) - Halo Z 14:59:14 01/30/04 True, but good compression is good compression - Shift_(ATL) 01:14:28 01/31/04 Also check all your spark plugs for signs of detonation - MikeH(Twin GT35BB Incon Z) 12:02:02 01/30/04 Check your PCV valves. - Marshall 12:19:06 01/30/04 I wish it were just pcv's, but i just had them replaced. (n/m) - Shift_(ATL) 01:12:41 01/31/04 It could still be the PCV's - Marshall 13:31:19 01/31/04 thanks for blowing up my car man. - JustinZTT-ATL 15:32:44 01/30/04 LOL... - Shift_(ATL) 01:16:32 01/31/04 Good luck man (n/m) - EricTTZ 17:00:28 01/30/04
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