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Forum: Aerodynamics 01-21-2013, 07:02 PM
Replies: 189
Views: 108,696
Posted By ennored
I do tow, some. Three different trailers, a car 4...

I do tow, some. Three different trailers, a car 4 down, a small 4x8 golfcart trailer, and a 24' enclosed. Good news is the hitch ball ends up about 24" from my zero line for a tail. A 36" tail will...
Forum: Aerodynamics 01-19-2013, 04:28 PM
Replies: 189
Views: 108,696
Posted By ennored
It's in tip top shape. It's a 31' gas (V10 Ford)...

It's in tip top shape. It's a 31' gas (V10 Ford) Class A, that's all. The roof is 11' feet high and it's 8 1/2' wide, so it does have a bit more frontal area, but as I said, you are doubling my...
Forum: Aerodynamics 01-19-2013, 04:21 PM
Replies: 189
Views: 108,696
Posted By ennored
Trailer Tail is the foldable tail for trailers,...

Trailer Tail is the foldable tail for trailers, yes. It's not really scaled to the Dryden van here, but it's just flat panel at 15°. They supposedly optimized the angle, and the length was the max...
Forum: Aerodynamics 01-18-2013, 08:44 PM
Replies: 189
Views: 108,696
Posted By ennored
So, a little more work in Excel... I assumed...

So, a little more work in Excel...

I assumed you have a 22° angle on the straight part of your tail. Curved for the first half.

Looks like this:...
Forum: Aerodynamics 01-17-2013, 06:46 PM
Replies: 358
Views: 128,781
Posted By aerohead
project update/downdate?

My apology to any members following this thread.I wanted to toss out some thoughts about Viking's future.
*Bonneville was kind of a bust.One mile is not enough to achieve terminal velocity.And since...
Forum: Aerodynamics 01-07-2013, 02:05 PM
Replies: 189
Views: 108,696
Posted By ennored
NASA paper

NASA paper:

www(dot)nasa(dot)gov/centers/dryden/pdf/88628main_H-2283.pdf

(Sorry, I can't hotlink it as a new poster here.)

A brick with a .24 Cd, really cool. Love to see an RV built with...
Forum: Aerodynamics 01-07-2013, 09:16 AM
Replies: 189
Views: 108,696
Posted By kafer65
One thing, turbo is load sensing irrespective of...

One thing, turbo is load sensing irrespective of rpm. If you make more aero improvement s or slow down to reduce aero load the boost will subside even if your at max rpm. Changing to as smaller gear...
Forum: Aerodynamics 01-06-2013, 05:27 PM
Replies: 189
Views: 108,696
Posted By rickjames8
I guess it does come down to skill sets. For...

I guess it does come down to skill sets. For me, I'm more intimidated by welding a steel frame. Having never welded, it seems like a much more precise skill....
Forum: Aerodynamics 01-06-2013, 01:18 PM
Replies: 189
Views: 108,696
Posted By rickjames8
Hello, Not sure if its better netiquette to...

Hello,

Not sure if its better netiquette to reply to an old thread or start a new one, but as my question is about this original mod, I thought it would be best to reply here. If it's better to...
Forum: EcoModding Central 10-01-2012, 12:57 PM
Replies: 7
Views: 1,412
Posted By pete c
Everything is bigger. Bigger bearings, more...

Everything is bigger. Bigger bearings, more grease. No surprise it has more drag than the saturn.

As has already been said, do all the regular maintenance. Don't mess with pad material. Ceramic is...
Forum: EcoModding Central 10-01-2012, 03:09 AM
Replies: 7
Views: 1,412
Posted By AndrzejM
Just remove pads and calipers and spin your wheel...

Just remove pads and calipers and spin your wheel then. You'll have a data to compare with all your future measurements.
Forum: EcoModding Central 10-01-2012, 01:54 AM
Replies: 7
Views: 1,412
Posted By euromodder
Yes it does. My original Suzuki brake pads...

Yes it does.

My original Suzuki brake pads didn't rub on the bike - well, at least not audibly.
Then I started using sintered EBC HH pads , and they rubbed quite noisily against the disks .
...
Forum: EcoModding Central 10-01-2012, 12:46 AM
Replies: 7
Views: 1,412
Posted By bestclimb
I would see if there is any other drag in the...

I would see if there is any other drag in the system. Should spin freer than that?!?!?
Forum: EcoModding Central 09-30-2012, 09:15 PM
Replies: 7
Views: 1,412
Posted By Ryland
More important then pads is going to be that the...

More important then pads is going to be that the seals that act as a return spring on the piston is good and that the piston is smooth, that the pins that let it float side to side move freely and...
Forum: Aerodynamics 08-10-2012, 02:11 PM
Replies: 4,211
Views: 1,319,040
Posted By Sven7
http://farm9.staticflickr.com/8442/7751277348_7125...

http://farm9.staticflickr.com/8442/7751277348_712587038f_z.jpg (http://www.flickr.com/photos/27862259@N02/7751277348/)
1923 Benz Tropfenwagen (Rumpler patent, Porsche co-design)...
Forum: Aerodynamics 07-09-2012, 07:48 AM
Replies: 4,211
Views: 1,319,040
Posted By kach22i
Interesting Project - Page 2 - Pelican Parts...

Interesting Project - Page 2 - Pelican Parts Technical BBS (http://forums.pelicanparts.com/off-topic-discussions/649027-interesting-project-2.html)...
Forum: Aerodynamics 07-04-2012, 01:25 AM
Replies: 189
Views: 108,696
Posted By skyking
Here is what I could find on your E4OD...

Here is what I could find on your E4OD transmission:
What are the gear ratios of the E4OD Transmission?

1st = 2.71
2nd = 1.538
3rd = 1
4th = .712

Take a gander at those numbers and the OD...
Forum: Aerodynamics 07-02-2012, 10:20 AM
Replies: 189
Views: 108,696
Posted By slowmover
Nationally repeatable results on weight = CAT...

Nationally repeatable results on weight = CAT Scale Search (http://catscale.findlocation.com/)

$10 approximately for first weigh, then $1 for each re-weigh that day. In setting up trailer hitch...
Forum: Aerodynamics 07-01-2012, 02:41 PM
Replies: 189
Views: 108,696
Posted By euromodder
It also make the diesel burn more efficiently and...

It also make the diesel burn more efficiently and more cleanly.


Over here, we have dirt cheap propane / LPG @ 39% of the price of diesel and 34% of the price of petrol, so it becomes viable to...
Forum: Aerodynamics 07-01-2012, 10:39 AM
Replies: 189
Views: 108,696
Posted By slowmover
3.73 stock anti-spin AAM rear axle. Single OD...

3.73 stock anti-spin AAM rear axle. Single OD 6-speed manual. (305 horsepower with 555 LBS/FT of torque.)

I am considering going to the 3.42 ratio as on later CTD's (which have larger, more...
Forum: Aerodynamics 06-29-2012, 05:45 PM
Replies: 189
Views: 108,696
Posted By aerohead
Fairings

If you can get access to Sighard F.Hoerner's book 'Aerodynamic Drag',he has some tables depicting different aircraft wheel fairings and wing tanks which mysteriously appear on solar racers and record...
Forum: Aerodynamics 06-27-2012, 05:03 PM
Replies: 189
Views: 108,696
Posted By aerohead
getting worse

No,you're fine (or no worse off than me)!
*I set the delivery rate at the lowest setting on the handle.
*When the nozzle clicks off,I remove the nozzle.
*I ground myself
*Insert the 6" stem of...
Forum: Aerodynamics 06-23-2012, 05:57 PM
Replies: 189
Views: 108,696
Posted By skyking
US gear is a 0.80 OD ratio. Or if you get a UD,...

US gear is a 0.80 OD ratio.
Or if you get a UD, it would be a 1.25.
Forum: Aerodynamics 06-23-2012, 10:53 AM
Replies: 189
Views: 108,696
Posted By slowmover
On a couple of points: I experimented with my old...

On a couple of points: I experimented with my old Chrysler sedan with FF/RR rake (torsion bar front suspension). Bringing the car "level" had a quickly deleterious effect on mpg (even when...
Forum: Aerodynamics 06-22-2012, 04:19 PM
Replies: 189
Views: 108,696
Posted By wyatt
Adding some strakes made out of lawn edging may...

Adding some strakes made out of lawn edging may be advantageous. It will help channel more of the air from underneath in and over the underside of the tail, instead of letting it rush out in any...
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