Subject	Might have been caused by disturbance from the 15mm "step"
Posted by	Hipendicular on December 11, 2011 at 11:27 AM
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In Reply To	The low end gain seems suspect to me since the engine is posted by LitlElvis on December 10, 2011 at 11:00 PM
Message	50mm Tb's wide open to a 65mm plenum will cause a disturbance to air flow vs a smooth 50mm tb to 50mm plenum. But still, for the price, if I can get 5hp from these TBs, I'm interested.. or even better yet, send me a set and I'll do a before and after.. heh heh.. Ken 91TT
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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