Motorcycle Wheels

Started by drp123, March 19, 2007, 10:51:37 AM

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Flyboy

I have found that weight is your friend at the Salt Flats. From what I can gather you want your vehicle/bike light enough that your rear wheel/wheels won't spin. The way to know this is to carry a GPS with your Tach and can compare the two during a run.
One Fast ZX-14
Three World and Four AMA Land Speed Records
One Fast Cessna Turbo 210

Seldom Seen Slim

No, you want your vehicle HEAVY enough that the drive wheel(s) won't spin up.

My GPS shows MPH,my tach shows RPM.  Not all that easy to do the math at speed, and my GPS doesn't refresh as fast as it would need to do to show instantaneous wheelspin.  I usually don't have much concentration left to look at all those dials/reaouts, anyway.  Tach, yes.  Indicator lights for everything else that I have to know about -- "ON" when there's something, not on when I don't need to worry.

Wheel speed sensors front and rear and a bit of computer, hooked to an indicator light -- tells when we're experiencing wheelspin.
Jon E. Wennerberg
a/k/a Seldom Seen Slim
Skandia, Michigan
(that's way up north)
2 Club member x2
Owner of landracing.com

dwarner

I've mentioned this before. I am not a fan of GPS - 1/4 = 198 MPH, 3 mile = 198 MPH, 4 mile = blank, 5 mile = 237 MPH? Not accurate enough for me.

DW

Stainless1

Jon, are you admitting to Using HI "traction control" in the past?
OK keep reading...HI (human intervention)

Dan, really good GPS units refresh faster than the eye can see... ask the guys on the wrong side of a JDAM, wait a second, you are right, you can't ask them, they are looking for their virgins...
Stainless
Red Hat 228.039, 2001, 65ci, Bockscar Lakester #1000 with a little N2O

Seldom Seen Slim

Yeah, Stainless, and I've got the blistered drive tire to prove that "HI" traction control isn't as good as it needs to be for this racer.  It was fun, though, pedaling the motor at a buck-eighty -- on my first nitrous run on the Salt, worrying about mixture, worrying about the back end wiggling back and forth, worrying about how cranky Glen would be if I didn't straighten it out and miss his timing light at the 4.
Jon E. Wennerberg
a/k/a Seldom Seen Slim
Skandia, Michigan
(that's way up north)
2 Club member x2
Owner of landracing.com

dwarner

Stainless made a funny "... good GPS..." in the Barnyard Bomber.

DW