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      06-22-2009, 03:50 PM   #85
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Drives: X4 M40i
Join Date: Jun 2008
Location: NYC

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Garage List
2014 BMW 320i  [0.00]
2008 BMW M5  [0.00]
1997 Mazda Miata  [0.00]
2013 Jeep Wrangler  [0.00]
Originally Posted by Lowcruzr View Post
Wow, those things are heavy... and apparently fast with a JB3. I put mine on the track scale and it came in at 3540 without me in it. I'm only 140lbs (including clothes, sadly) so at 3680 I'm well over 400lbs lighter.
With the JB3 1.3 that I have in now,temps less than 55 degrees, and 1/4 tank of 100 octane only (not 1/2 tank mixed), I'm going for a 12.8 running 2psi higher on the JB3.
That was my first time launching the car like that and at the track, so 12.8 sounds reasonable to me.

What do you think?