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Old 10-05-2015, 05:44 PM   #8 (permalink)
aerohead
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HOT ROD Camaro

Quote:
Originally Posted by Cd View Post
At the time of the testing, there was no belly pan. It was added later for El Mirage.
Wiper delete ...does that even show in testing ?
( They had that huge scoop and it tested out identical to that of a stock flat hood.)

And I can add a belly pan, add MOON wheels , delete my mirrors and wipers, lower my car, and still end up shaving only three or four counts off of my cars Cd.

With only minor mods, they reduced the drag over 50 % on that car.
The 1980 Camaro just seems to be a great design with lots of potential.
Cd 0.2 is nothin' to sneeze at,so we've got to tip our hat to the HRM team.
I don't have the Camaro,but here's the matching Firebird which shares major achitechture

Here's the HRM Camaro

The RRM car has:
*dropped-nose (undersized tires)
*Extended nose
*100% grille-block
*Full-depth,wraparound airdam
*MOONs
*Raised tail/deck(oversized tires)
*Reduced rear wheelhouse volume (Goodyears)
*Goodyear racing slicks (treadless low windage)
*Relaxed angle,low-drag rear spoiler
*Repositioned mounting position,extended rear spoiler
*Drag chute (partial near wake stuffing)
*Entire forebody upper surface 'attack' area is extended
*Backlight angle is relaxed a few degrees,reduced separation
*Overall modified body inclination
*Overall modified,extended fineness ratio
*If bright metal window trim had been removed,interference drag would also be reduced
There's a lot going on here.
FoMoCo did some of the same tricks for their Hydrogen Fusion
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