Subject	Just wondering?
Posted by	Andrew(nj) on October 29, 2005 at 3:54 AM
	This message has been viewed 119 times.
Message	Why is it that when most z owners build there engine they lower the compression.?(I know because of the boost levels but most z that I read only go up to 24psi or so w/upgraded turbos' ...wouldn't be better just to up the compression a lil bit to make more power instead or lowering it?
Follow Ups	Just wondering? - Andrew(nj) 03:54:09 10/29/05 I believe Mark Leader (sirpriz) raised his compression, lets - Eishozzzz 06:04:05 10/29/05 yep, he is running 9:1 (n/m) - aliaZ 09:32:17 10/29/05 I copied you, in fact I took your engine, you haven't - SirpriZ 18:33:30 10/29/05 if you raise the CR, you can't run as much boost. - Marshall 08:04:33 10/29/05 Hi Marshall, My understanding is that boost nets more - SirpriZ 19:20:03 10/29/05 "Nets more torque THAN by raising the CR." (n/m) - SirpriZ 19:23:07 10/29/05 on my red car i ran 9>1 - Z32POWER.com 08:09:51 10/29/05 what kind of boost were you able to run on pump gas? 9:1 (n/m) - AntiHero 11:20:04 10/29/05 i never really pushed it, i just ran 17 for safety (n/m) - Z32POWER.com 12:19:10 10/29/05 forced induction compretion is more efficient than N/A>>>> - madtdogs 08:16:15 10/29/05 most people dont run enough boost though - AntiHero 10:07:53 10/29/05 Would you consider the GT2860RS turbo's small-medium sized? - MOTRSPRT--ID 19:28:00 10/29/05 it's a little more complicated than that (n/m) - mousersix (San Antonio) 11:40:28 10/29/05 yeah.... didnt feel like typing an hour long post ... srry (n/m) - madtdogs 07:03:23 10/30/05 I'm running 9.2:1 - aliaZ 09:35:24 10/29/05 When you compression test your engine what kind - EricTTZ 09:41:31 10/29/05 well - aliaZ 10:48:27 10/29/05 with longer duration cams, you compression should drop. (n/m) - AzHeat 11:25:58 10/29/05 good point (n/m) - aliaZ 11:34:25 10/29/05 Anyone running Wiseco pistons has 8.8:1 compression----> - Kyle(Houston) 09:45:28 10/29/05 yes... - AntiHero 10:05:59 10/29/05 You will blow your engine up... - Scotts94z32 10:28:50 10/29/05 serisouly asking... - AntiHero 10:33:28 10/29/05 No, I do not. - Scotts94z32 10:45:29 10/29/05 long gone.. - AntiHero 10:56:14 10/29/05 You'll probably never find out, either. - Marshall 11:04:44 10/29/05 Hi Scott, I'm actually going to weld the wastegates - SirpriZ 18:52:40 10/29/05 Hi Mark your crazy, talk to you later. lol!!!! Lee (n/m) - lewoolf2 22:52:00 10/29/05 Here is my experience... - AzHeat 11:59:25 10/29/05 i dont get it... - AntiHero 12:20:29 10/29/05 I am also running 500rwhp. I have more power and - AzHeat 12:32:33 10/29/05 Isn't 91 octane wonderful? On paper, the 8:1 CR and - SirpriZ 18:42:54 10/29/05 Yea, 91 octane sucks. (n/m) - AzHeat 19:14:15 10/29/05 i believe member aliaz runs over 9:1 compression and is - CollegeBoy 10:39:25 10/29/05 lol..woops. he already stated that above sorry. (n/m) - CollegeBoy 10:40:27 10/29/05 He is also running bigger cams. That affect compression - AzHeat 11:34:29 10/29/05 compression ratio (as he was referring too) has nothing to - jkperformance 12:19:07 10/29/05 Cam duration and lift affects a motor's compression - AzHeat 12:40:56 10/29/05 exactly, which is why the cams don't change the - jkperformance 12:50:27 10/29/05 i'll be going with a little more compression then AliaZ - ni[X]it 21:39:14 10/29/05
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