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Random Motorsport questions

Posted: Mon Mar 25, 2013 5:28 pm
by mazmad
I have a few random questions which don't warrant a thread, thanks for the help:

Heat cycling new tyres (semis): best approach is one session building up sped over 1/4 hour session, taking care not to spin/lock tyres - and then don't touch them for a day....?

Perspex windows - any recommended suppliers?

Ducting for cabin venting (yep, I am still sweating buckets.....maybe losing weight might be the solution.... :shock: ) - any kits recommended? That will be superior to a trip to Tradelink?

Ducting for brake cooling - recommended kits? Is it even necessary on an mx5?

Thanks for all input!

Re: Random Motorsport questions

Posted: Mon Mar 25, 2013 10:24 pm
by Magpie
Brake ducts - Trackspeed have a set of ducts. I had MX5 Plus make up ducts from my GV lip to connect to the trackspeed ducts.

Cabin air - the worst mod I have done to date is the roof vent as on the highway it makes a lot of noise. However on the track it is the best mod for getting air to the driver. Solution is when on the highway I block the vent and on the track have it unblocked.

Quarter window vent - purchased through recent GB, when coupled with the roof vent (and wearing a helmet to mask the noise) the is heaps of driver cooling.

Re: Random Motorsport questions

Posted: Tue Mar 26, 2013 8:17 am
by mazmad
Thanks Magpie! Can you elaborate on.. "recent GB" ?

Re: Random Motorsport questions

Posted: Tue Mar 26, 2013 8:32 am
by Suspense
Recent group buy on the project G quarter window vents. I was cooking in the cabin even on the short runs that the club days have but these vents draw in a lot of air. You're welcome to have a look at mine if it's something of interest.

Re: Random Motorsport questions

Posted: Tue Mar 26, 2013 8:38 am
by mazmad
Sounds interesting Spence, could you send me a pic?

Re: Random Motorsport questions

Posted: Tue Mar 26, 2013 8:51 am
by Magpie

Re: Random Motorsport questions

Posted: Tue Mar 26, 2013 9:40 am
by mazmad
Champion Magpie, thanks! hmmm lots of other toys from those suppliers too 8)

re tyres, Toyos and have had plenty of wear but due for a change. Also looking at something stickier so thinking Yoko A050s.

Re: Random Motorsport questions

Posted: Tue Mar 26, 2013 9:42 am
by mazmad
Got it Spence, they look like the deal. No water issues?

Re: Random Motorsport questions

Posted: Tue Mar 26, 2013 10:33 am
by Suspense
Close them up, rotate them so they're facing down, and its as good as watertight. I've literally only had a drop or two come in and that's when I washed the car and hit them full bore with the hose.

Re: Random Motorsport questions

Posted: Tue Mar 26, 2013 10:38 am
by mazmad
I am sold. :D Had to drive down and back to Wakefield on Saturday in the green machine, pheeewww. Sweated buckets :|

Re: Random Motorsport questions

Posted: Tue Mar 26, 2013 10:53 am
by Suspense
They're noisy at 110, but to me the cooling is worth it on the warmer days.

As said above, you're welcome to have a look at/test with mine (in Artarmon) before you purchase.

Re: Random Motorsport questions

Posted: Tue Mar 26, 2013 12:31 pm
by Magpie
Haven't had the 1/4 window vents leak either, however the roof vent was another issue. I have almost solved the water leak issue and it now only drips a bit in very heavy downpours and I think it is more an issue of the water not draining away fast enough.