Subject	The low end gain seems suspect to me since the engine is
Posted by	LitlElvis on December 10, 2011 at 11:00 PM
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In Reply To	Dyno results from CNC'd 54mm TBs posted by Rob'Z on December 10, 2011 at 04:35 PM
Message	no where near maxing out the airflow capability of the stock TBs at that low of RPM. I expect to see some gain at the top end but nothing like what you've shown on the bottom end... did you get any AFR, barometric pressure, engine boost or ambient temperature data from each run?
Follow Ups	Dyno results from CNC'd 54mm TBs - Rob'Z 16:35:05 12/10/11 both dyno's on same day? (n/m) - Adam (NoVA) 16:39:26 12/10/11 Yes indeed, 39m 57s between pulls - Rob'Z 17:05:21 12/10/11 Impressive results...Looking to see more on highly modded Zs (n/m) - TheTwinZ (Peru) 17:08:31 12/10/11 All you did was swap TBs? Stock plenum? (n/m) - ZiNnYc 17:46:04 12/10/11 I opened up the inlets to ~65mm - Rob'Z 18:07:33 12/10/11 Will be interesting to see what the 65's will do for your Z - The Hawk 19:33:36 12/10/11 Could 60+ TB's possibly increase perf w stock piping? (n/m) - ZXoltan 20:40:44 12/10/11 Of course....I mean, they did with 54mm so... - The Hawk 12:59:58 12/11/11 Are you going to have another offering other than the 54mm? (n/m) - ZiNnYc 20:09:48 12/10/11 Yes, US made 62mm TBs - Rob'Z 21:08:55 12/10/11 I wonder about idle resolution...interested in results (n/m) - ZiNnYc 21:13:11 12/10/11 On the Ferrari TBs mine flowed .1 CFM less than stock - Rob'Z 22:58:32 12/10/11 Closed throttle (n/m) - Rob'Z 23:06:11 12/10/11 Looking forward to more data. On the business side, - ZiNnYc 12:11:19 12/11/11 Thanks for the advice/support - Rob'Z 12:27:15 12/11/11 Do you mean 54mm? 64mm Is not doable without plenum - Rob'Z 12:32:14 12/11/11 I dont mind altering the bolt holes - ZiNnYc 16:54:10 12/11/11 In that case send me some Stanza TB's - Rob'Z 17:21:31 12/11/11 ok...Id like to see some data though - ZiNnYc 17:56:53 12/11/11 I want in on this too - RobZ32 23:31:03 12/11/11 how about a video =] - mikehawkhertz 17:54:27 12/10/11 It sounds amazing. ;) - Rob'Z 18:08:43 12/10/11 Wow thats quite impressive. (n/m) - ztunerz 18:58:29 12/10/11 Dang, thats more than I would have expected. (n/m) - Wright (Ca) 19:05:30 12/10/11 Me too honestly. I want to do a before and after on another - Rob'Z 21:13:29 12/10/11 Any downside to shaving the throttle shaft? - ZXoltan 20:47:58 12/10/11 It's common in the racing industry - Rob'Z 21:11:26 12/10/11 The low end gain seems suspect to me since the engine is - LitlElvis 23:00:40 12/10/11 I agree -- when I switched to 60MM throttle bodies - The Devils Z 04:43:05 12/11/11 I'm still waiting for the digital charts with all the info - Rob'Z 11:12:33 12/11/11 Might have been caused by disturbance from the 15mm "step" - Hipendicular 11:27:07 12/11/11 Wouldnt such a "disturbance" make things worse...? - ZXoltan 12:07:43 12/11/11 The step is bigger using a stock TB vs a larger TB. (n/m) - Hipendicular 21:44:49 12/11/11 There is already a "step" with the stock setup - Rob'Z 12:29:30 12/11/11 Put me down for a set! (n/m) - new2boost 10:02:24 12/11/11 id like to see how they would do on my sport 700s (n/m) - Jason300zxTT 11:23:26 12/11/11 Me too! I got your email, sounds like a plan. (n/m) - Rob'Z 17:22:26 12/11/11 OK I have the other set of graphs with boost - Rob'Z 20:06:17 12/11/11 Crap, I think I figured it out - Rob'Z 20:45:47 12/11/11
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