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Aerodynamics / LX6
(16 posts, started )
Aerodynamics / LX6
It doesnt seem to make a difference whether you drive with the roof off or on? In my opinion, it should have a lot more wind resistance with the roof off. Because of that, it seems there is no reason to mount the roof at all?

This must be an aerodynamics bug.

Kind Regards, Jesper
It isn't bug. They (!) say that if there was a penalty for the roof, no one would use it. So it is not a bug but a feature.

(but it should be more realistic )
Quote from MZWiZard :This must be an aerodynamics bug.

It's not implemented yet. Sure it has an effect, but it's probably not on top of the list.
I like the fact that no penalty was imposed to make more people use the hood-down look. Better aero and a tiny CoG penalty would mean everyone would keep the hood up, and I don't see many Seven's racing with hoods.

The easiest way (imo) would be to redress the aerodynamics of the LX's (and all the cars where necessary) to more realistic levels, then remove the hood-up option altogether.
Quote from tristancliffe :I like the fact that no penalty was imposed to make more people use the hood-down look. Better aero and a tiny CoG penalty would mean everyone would keep the hood up

Yeah, this was exactly what Scawen said when first asked about this, and I completely agree.
#6 - Bean0
Quote from tristancliffe :I like the fact that no penalty was imposed to make more people use the hood-down look. Better aero and a tiny CoG penalty would mean everyone would keep the hood up, and I don't see many Seven's racing with hoods.

The easiest way (imo) would be to redress the aerodynamics of the LX's (and all the cars where necessary) to more realistic levels, then remove the hood-up option altogether.

It would be better if they removed the screen as well, a lot of Caterhams/Westies just have the wind deflector thingy (Aeroscreen?) like this...

Quote from tristancliffe :The easiest way (imo) would be to redress the aerodynamics of the LX's (and all the cars where necessary) to more realistic levels, then remove the hood-up option altogether.

Indeed, the aerodynamics is very simplistic at this stage.

But the hood will be useful when racing LXs in the rain.
Quote from Bob Smith :Indeed, the aerodynamics is very simplistic at this stage.

But the hood will be useful when racing LXs in the rain.

Good point. Forgetting to put the roof on in the rain leads to a waterlogged and subsequently flooded interior, adding excess mass and messing up the handling with the water sloshing around. Not to mention an obscured helmet ruining your visibility.

BTW, LFS aeros are currently VERY incomplete, but the downforce cars are the ones that are the worse, especially the GTRs. 3 absolutely different shapes with exactly the SAME areo? Amazing.

IRL, poorly designed soft tops flap like mad and could even get sucked off at the velocities the LX-6 is easily capable of.
Quote from Bob Smith :Indeed, the aerodynamics is very simplistic at this stage.

But the hood will be useful when racing LXs in the rain.

Heh yeah, better tell those Raceabout guys to get to work then

I understand the hoods being an option on the "road" LX cars. If we even got a racing version, though, I would fully expect (and hope) that the hood is not an option. Ahh how long have we been asking for a slick-shod racing LX? No screen, no lights, full roll-cage, panel over the removed passenger seat, less weight, maybe a slightly wider track. Wouldn't even have to be more powerful than the LX6 to be fun (for me anyway). They must surely be saving it for S3. Shame.
Or you just drill holes in your floorpan. I mean, an LX roof isn't exactly going to keep much of the rain off you. Even in the rain I bet a lot of Sevens are roofless, just with a slightly larger aeroscreen, some RainX and a waterproof overalls cover
Quote from sinbad :Heh yeah, better tell those Raceabout guys to get to work then

I understand the hoods being an option on the "road" LX cars. If we even got a racing version, though, I would fully expect (and hope) that the hood is not an option. Ahh how long have we been asking for a slick-shod racing LX? No screen, no lights, full roll-cage, panel over the removed passenger seat, less weight, maybe a slightly wider track. Wouldn't even have to be more powerful than the LX6 to be fun (for me anyway). They must surely be saving it for S3. Shame.

A 250hp, stripped out LX-6 with slicks would surely be fun. BTW, I would personally prefer the choice of a properly designed and built removable carbon fiber hardtop to improve aero on higher speed tracks. 5kg less weight vs 5kph of extra top speed. Hmm...

BTW, good point with the Rain-X. Don't drive without it! Personally I use it on all of my cars. Nothing like some extreme hydrophobicity to bead up and repel rain via aero pressure alone.
Heh, back when my Dad had a Westfield it did leak like a sieve in heavy rain. But in light to medium rain you did stay dry.

Also on one trip we managed to snap the reinforcing rod where the hood clips onto the top of the windscreen, which meant I had to hold the roof on with my fingers when going at high speeds, which became increasing difficult as we passed 80mph, it's about as aerodynamic as a parachute. I think that was the only time I've told my Dad to slow down!
Quote from sinbad :Heh yeah, better tell those Raceabout guys to get to work then

I understand the hoods being an option on the "road" LX cars. If we even got a racing version, though, I would fully expect (and hope) that the hood is not an option. Ahh how long have we been asking for a slick-shod racing LX? No screen, no lights, full roll-cage, panel over the removed passenger seat, less weight, maybe a slightly wider track. Wouldn't even have to be more powerful than the LX6 to be fun (for me anyway). They must surely be saving it for S3. Shame.

Heck, even an LX4 with slicks would be fun. Lot's of grip and low power so you'd have to be VERY careful to take the right line to keep the speed up as much as possible
Just take the UF1, you'll have the additional challenge of staying awake on the straights then...
Quote from Jamexing :BTW, I would personally prefer the choice of a properly designed and built removable carbon fiber hardtop to improve aero on higher speed tracks. 5kg less weight vs 5kph of extra top speed. Hmm...

Don't think I've ever seen a 7 race series which uses those, any pictures?

@Primoz, you're dead right....what's taking them so long?
Quote from Jamexing :A 250hp, stripped out LX-6 with slicks would surely be fun. BTW, I would personally prefer the choice of a properly designed and built removable carbon fiber hardtop to improve aero on higher speed tracks. 5kg less weight vs 5kph of extra top speed. Hmm...

Unfortunatley that wouldn't be the case. From xperience of Morgan racing running with aeroscreens is far better than racing with a full windscreen + fibreglass hardtop (which is obviously much better than just a windscreen).

Aerodynamics / LX6
(16 posts, started )
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