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Velocity Stack

Posted: Fri Feb 27, 2026 20:41
by Zag
Somehow I managed to snap one of the lugs off a velocity stack when putting a nut on with my fingers. Either I'm a damn sight stronger than I think or it had fatigued through. Anyway I'm after a replacement and was wondering if anyone had one?

Re: Velocity Stack

Posted: Fri Feb 27, 2026 23:04
by Alan_M
I might - I will have to dig out spares and look.

Re: Velocity Stack

Posted: Sat Feb 28, 2026 15:20
by Alan_M
I’ve looked with all my spare carb stuff and don’t have one, sorry

Re: Velocity Stack

Posted: Sat Feb 28, 2026 17:58
by Zag
Thanks for looking..

Re: Velocity Stack

Posted: Sat Feb 28, 2026 23:40
by tezzan

Re: Velocity Stack

Posted: Sun Mar 01, 2026 10:39
by Marten
Zag wrote: Fri Feb 27, 2026 20:41 Somehow I managed to snap one of the lugs off a velocity stack when putting a nut on with my fingers. Either I'm a damn sight stronger than I think or it had fatigued through.
Look at the fracture, if it is completely shiny and clean it was you. If part of it looks polished or dull it points to you finding an existing defect ;)

Re: Velocity Stack

Posted: Sun Mar 01, 2026 19:24
by Zag
Dull and granulated. Looks like it's been failing for a while.

Re: Velocity Stack

Posted: Fri Mar 06, 2026 19:35
by Alan_M
Have you got one yet - if not I just found a hidden stash and there is one in there

Will you be going to the NEC ?

Re: Velocity Stack

Posted: Fri Mar 06, 2026 19:43
by Zag
Jb welded it, not ideal but will see if it holds. Will be at nec if i win the Facebook competition!

Re: Velocity Stack

Posted: Fri Mar 06, 2026 22:05
by Alan_M
Zag wrote: Fri Mar 06, 2026 19:43 Jb welded it, not ideal but will see if it holds. Will be at nec if i win the Facebook competition!
Ok, let me know if it doesn’t work and you need one.

Re: Velocity Stack

Posted: Sat Mar 07, 2026 08:55
by Sirclip
Well, every day's a school day. Didn't know that they were called that. AI's my friend. :?

Re: Velocity Stack

Posted: Sat Mar 07, 2026 12:57
by tezzan
Sirclip wrote: Sat Mar 07, 2026 08:55 Well, every day's a school day. Didn't know that they were called that. AI's my friend. :?
I think Lotus calls them inlet trumpets, also known as bellmouths. I believe velocity stack is the modern name, or maybe it's an americanism? :?

Re: Velocity Stack

Posted: Fri Mar 13, 2026 20:18
by Zag
Alan_M wrote: Fri Mar 06, 2026 22:05
Zag wrote: Fri Mar 06, 2026 19:43 Jb welded it, not ideal but will see if it holds. Will be at nec if i win the Facebook competition!
Ok, let me know if it doesn’t work and you need one.
Well i didn't win so won't be at the nec and the jb weld didn't hold. But once i burn the residual and re-bond it will until the next time i needs the airbox off. So ok short term, can yo please pm me to see prices addresses etc. ta.

Re: Velocity Stack

Posted: Sat Mar 14, 2026 19:06
by Sirclip
tezzan wrote: Sat Mar 07, 2026 12:57
Sirclip wrote: Sat Mar 07, 2026 08:55 Well, every day's a school day. Didn't know that they were called that. AI's my friend. :?
I think Lotus calls them inlet trumpets, also known as bellmouths. I believe velocity stack is the modern name, or maybe it's an americanism? :?
OK, that sounds likely. I think we've had quite enough of 'americanisms' though. Witness the recent mess we're in :shock:. Personally, I'll stick to trumpets :D