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Search: Posts Made By: stcyrwm
Forum: Aerodynamics 10-14-2019, 11:04 PM
Replies: 31
Views: 4,495
Posted By stcyrwm
I went back and re-ran my calcs based on looking...

I went back and re-ran my calcs based on looking at the NASA van and the RV Aero Mod boat tails from the rear view and reconfirmed that the taper is in the 14 to 18 degree range.

Having said...
Forum: Aerodynamics 10-14-2019, 01:06 PM
Replies: 31
Views: 4,495
Posted By stcyrwm
I started building base yesterday. Moving slowly...

I started building base yesterday. Moving slowly but that is okay. I am hitting road soon so at some point I have to just commit and build it but I am still questioning my numbers a little.

As I...
Forum: Aerodynamics 10-12-2019, 01:55 PM
Replies: 31
Views: 4,495
Posted By stcyrwm
Hi Freebeard, Thank you for your help and...

Hi Freebeard,

Thank you for your help and your patience!

The NASA van photo is definitely helpful. I could easily use that as a template for what I am doing. Interestingly enough the taper on...
Forum: Aerodynamics 10-11-2019, 12:57 PM
Replies: 31
Views: 4,495
Posted By stcyrwm
Turtle Best Taper for Boattail on Shortbus Camper

In the next week I am planning on building a boattail on my 2004 GMC Savana 3500 Shortbus Camper. I am looking at doing something in the 2 to 4 foot range for length. I would like to keep it on the...
Forum: Aerodynamics 04-02-2019, 07:55 AM
Replies: 34
Views: 10,814
Posted By stcyrwm
That Viper project is crazy cool! I think I...

That Viper project is crazy cool!

I think I will be doing a framing system that will be a fair bit simpler, grin...
Forum: Aerodynamics 03-30-2019, 02:10 PM
Replies: 34
Views: 10,814
Posted By stcyrwm
Thanks that is really simple and helpful! So...

Thanks that is really simple and helpful! So going from the .218 Cd bus to the .131 Cd bus gives 60% drag reduction and 30% increase in mpg at 55 mph. Makes it seem worth it to do the reduction and...
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