reviving the old thread I assume....
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2009 FX50... just a muffler delete
63xxx miles on it and heavy 22x10.5" wheels
Damn man.
Took my FX50 to the 1/4 mile drag strip for the first time:
Mods: Custom Resonated Test Pipes, HKS knockoff Mufflers. (ypipe, midpipe are stock) + Partial UpRev tune (no ignition timing adjustment and the test pipes were not tuned in i.e. I added them after the tune)
Best R/T: .533
Best 60': 2.096
Best 1/8: 8.860 @ 81.16
Best 1/4: 13.697 @ 102.02
Altitude @ 45 degrees
Top run slips attached (I'm 114) Mainly races against my buddy in his '10 WRX hatch and got him every time except for the 1 time he beat me because he caught me sleeping at the line (and he dumped the clutch and launched for once).
Kenny (da mayor) got 13.523 @100.37 mph in his with FX50 with 22" wheels and a muffler delete, and that was the number I was trying to beat. Looking at his slips it looked like he was able to get out of the box faster, (.4 r/t, 1.9 60') which let him have a little bit quicker 1/8 (8.5@ 81) and thus a quicker 1/4, even if at a lower speed. (13.523 @100.37)
I guess I need to play around with how I launch it. The fastest runs were simply smashing the gas in DS mode. I tried brake boosting, manual shift, etc. DS mode from idle was the fastest. I also left from the two-light stage position instead of "deep' which would have allowed me to roll a bit. Next time I will try this method because it's the method some use to get out of there more quickly. I also chirped at the line each time a little but so it could have been my tires, the temp, the track (45*) etc.
if I can nail my launch, I don't see why I wouldn't be able to beat his 13.5 figure. It was my first time at the track. Another issue may be the tuning, which gave me more power up top but sacrificed a little bit of low end by moving the power band a bit. (higher speed, slower time)
May have to finish my tune and practice my launch, then see what happens.