Shudders when enginebraking
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Malcolm_Ball
On the Road
Joined: Sun Sep 30, 2007 4:37 pm Posts: 614 Location: RM13 ish
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 Re: Shudders when enginebraking
kano nordie wrote: Super Max is doing well, future champion in the making, and "they" said he was too young to be in F1, I think "they" said I was too old to drive a single seater, but I do I will snap my Smiths rev counter and send you a picture john TurboCox told me best part of 2 years back "One day soon Max will be world champ" - can't say I doubt Him.(He has inside info tho')
_________________ Malcolm GTM O/C Member 754.
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| Wed Jun 15, 2016 10:02 pm |
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Yoda74
Looking like a GTM
Joined: Thu Sep 10, 2015 7:54 am Posts: 229 Location: Uden (Holland) GTM: Cox/Coupe
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 Re: Shudders when enginebraking
kano nordie wrote: Scitsu looks like this @John: Almost half of the scale would not be used with an a-series engine...  @Malcolm: He already was fast when driving a kart, inherited good DNA from his dad and mom. Next weekend F1 is on again, very curious how Max goes in Azerbedjan.
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| Thu Jun 16, 2016 7:30 am |
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kano nordie
On the Road
Joined: Wed Jul 31, 2013 11:47 am Posts: 967 Location: Kano north Nigeria GTM: Cox/Coupe
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 Re: Shudders when enginebraking
This is my Smiths tacho originally used in the old F3 1000 cars and no I did not use all the rev range in my 1400 A series only up to 8200rpm John
Attachments:
Smiths Tacho.jpg [ 79.88 KiB | Viewed 10069 times ]
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| Thu Jun 16, 2016 8:48 am |
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Yoda74
Looking like a GTM
Joined: Thu Sep 10, 2015 7:54 am Posts: 229 Location: Uden (Holland) GTM: Cox/Coupe
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 Re: Shudders when enginebraking
I like the looks! 8200rpm with a semi-standard a-series like mine doesn't seem smart to me Harold
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| Thu Jun 16, 2016 9:48 am |
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kano nordie
On the Road
Joined: Wed Jul 31, 2013 11:47 am Posts: 967 Location: Kano north Nigeria GTM: Cox/Coupe
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 Re: Shudders when enginebraking
Yoda74 wrote: I like the looks! 8200rpm with a semi-standard a-series like mine doesn't seem smart to me Harold It cost a lot of time and money to build A series that spin up to 8000 and stay together 
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| Thu Jun 16, 2016 10:21 am |
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Yoda74
Looking like a GTM
Joined: Thu Sep 10, 2015 7:54 am Posts: 229 Location: Uden (Holland) GTM: Cox/Coupe
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 Re: Shudders when enginebraking
I found a different revcounter, a Smiths RVI1003/00. It's for sale at a gauge-specialist/reconditioner Will be reconditioned and adjusted, complete with new light and with a mounting-bracket. Not very cheap, but it should work fine. €70,- Will be ready next week.
Cheers Harold
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| Fri Jun 17, 2016 8:31 am |
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kano nordie
On the Road
Joined: Wed Jul 31, 2013 11:47 am Posts: 967 Location: Kano north Nigeria GTM: Cox/Coupe
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 Re: Shudders when enginebraking
That's sounds much better than your previous tacho John
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| Fri Jun 17, 2016 8:35 am |
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Yoda74
Looking like a GTM
Joined: Thu Sep 10, 2015 7:54 am Posts: 229 Location: Uden (Holland) GTM: Cox/Coupe
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 Re: Shudders when enginebraking
Thanks John, I think so too.
Today when replacing rubbers in the steadybars, I noticed a problem at the topbar. The bolt that goes into the engine (not the bolt that goes through the the steadybar, but the shorter one through the bracket) can't be tightened, the thread in the engine has seen better days. The thread on the bolt didn't look well too, so I tried a new one, but that didn't solve the problem. Can the thread in the engine be tapped up to m10 (if I have space enough) or will this cause trouble? Or is there an other way to solve this problem?
Cheers Harold
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| Sat Jun 18, 2016 4:38 pm |
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kano nordie
On the Road
Joined: Wed Jul 31, 2013 11:47 am Posts: 967 Location: Kano north Nigeria GTM: Cox/Coupe
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 Re: Shudders when enginebraking
I tapped mine out to M10 then put an insert in tapped to M8 and used M8 bolts in place of the 5/16" bolts which are not easy to find here John
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| Sun Jun 19, 2016 9:47 am |
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Yoda74
Looking like a GTM
Joined: Thu Sep 10, 2015 7:54 am Posts: 229 Location: Uden (Holland) GTM: Cox/Coupe
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 Re: Shudders when enginebraking
Hi John,
For just the bolt through the bracket I don't have to use an insert, the diameter is not an issue, in my opinion, tap it out to m10 and put a m10 bolt in. If there is enough "meat" for tapping up to m10 (that's why I asked the question), I have enough space and I have a good tap for a blind hole than that should work.
Cheers Harold
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| Sun Jun 19, 2016 1:59 pm |
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kano nordie
On the Road
Joined: Wed Jul 31, 2013 11:47 am Posts: 967 Location: Kano north Nigeria GTM: Cox/Coupe
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 Re: Shudders when enginebraking
M10 for the short bolt through the bracket will be OK, for the long bolt I think a problem with the 2 tapered bushes unless you made new ones, I ended up putting studs and nuts into my 1400 block after fitting inserts. John
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| Sun Jun 19, 2016 4:12 pm |
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Yoda74
Looking like a GTM
Joined: Thu Sep 10, 2015 7:54 am Posts: 229 Location: Uden (Holland) GTM: Cox/Coupe
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 Re: Shudders when enginebraking
M10 is in ! I have a new dash-inhabitant !! After adding some wires to my car and connecting all wires in the right way it's working like a charm 
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| Sun Jul 03, 2016 12:16 pm |
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kano nordie
On the Road
Joined: Wed Jul 31, 2013 11:47 am Posts: 967 Location: Kano north Nigeria GTM: Cox/Coupe
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 Re: Shudders when enginebraking
Good to hear you have the engine steady back into position. I thought you had found a rat or a bird nest when you said you had a new dash inhabitant  The tach looks good, no way of actually checking but does its reading match engine revs? Super Max was up there again  John
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| Sun Jul 03, 2016 3:16 pm |
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Yoda74
Looking like a GTM
Joined: Thu Sep 10, 2015 7:54 am Posts: 229 Location: Uden (Holland) GTM: Cox/Coupe
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 Re: Shudders when enginebraking
Haha, rather the revcounter than a rat or bird It's hard to say if the counted revs are the actual revs. My previous counter showed way to much revs, that was clear, this one, in my opinion, shows a bit too little revs. But that is my first impression, haven't driven it yet. The supplier sais it is adjusted and should show the right amount of revs. Max did very well, exciting last few laps, weird action from Rosberg. Harold
Last edited by Yoda74 on Mon Jul 04, 2016 9:18 am, edited 1 time in total.
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| Sun Jul 03, 2016 3:30 pm |
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Malcolm_Ball
On the Road
Joined: Sun Sep 30, 2007 4:37 pm Posts: 614 Location: RM13 ish
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 Re: Shudders when enginebraking
Yoda74 wrote: ................ weird action from Rosberg.
Harold F1 kicks off 3rd corner from last - formula E kicks off at 3rd corner of the race, what is it about the number 3 ??
_________________ Malcolm GTM O/C Member 754.
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| Mon Jul 04, 2016 9:02 am |
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