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Old 04-30-2012, 01:46 PM   #13 (permalink)
RiderofBikes
EcoModding Apprentice
 
Join Date: Apr 2012
Location: kansas city, mo
Posts: 214

Pantry Boy Supreme (pbs) - '04 Volvo S80 T6 Premier
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Quote:
Originally Posted by Frank Lee View Post
Fairing/no fairing/pulling a drag chute doesn't matter, your rpms are going to be the same at x speed.
I have a mechanical drive, analog Tach from the engine. It doesnt work so well. We measured engine speed with timing cover off(have electric ignition so timing adjustments weren't needed).
Much in the same case that my Speedo cable was thrashed when i got it, it would work now and then if the cable was connected right, but still mis-read loads. This bike was sitting for a couple years so most things like this were never maintained properly... Like the "factory" fish oil used for fork fluid... Was not a fun job!

Quote:
Originally Posted by Christ View Post
OP - Just a comment about the center stand thing - They're leveraged so that very little lift and a slight rearward attitude is all that's required to put a bike on a center stand.

If you didn't cut the brackets, you can often just "jack" the rear of the bike up and slide a pin/punch through the holes that retain the center stand to use it without keeping it installed.
Kept brackets on just encase when i sell the bike, IF someone wants it back to stock. I had to drive up on a curb or something, then prop stand down and effortlessly roll it back and presto. Ms shocks werent rebuilt at the time, so the bike sagged allot, requiring more effort to get the extra lift needed.
Had plans to turn into Cafe styled bike... then got side tracked from somewhere for other purposes. Haha, to think of it, turning this into a cafe bike is like a hippo with an eating disorder? Just doesnt work...


Quote:
Originally Posted by bschloop View Post
expanding foam works great for a plug if you want to make it out of fiberglass, and you will want more of a fixed fairing design like the windjammer fairings were. come to think of it, you might be able to find an old windjammer, and mod it using coroplast with pretty good results. they were made specifically to fit your bike which is a big plus.
I even thought about just leaving the fibreglass part out and just using straight foam, not the prettiest? but functional. I have around 30sq yd of fiber just laying around whats left from a blowout purchase from a guys previous subwoofer build. I kinda need a reason to give myself more work to use this stuff up. The windjammer idea has been tossed around, but there are crappy "used" overpriced ones for sale around my area and dont wanna plop down $$$ for a new one thats just gonna be modified.



Quote:
Originally Posted by jkv357 View Post
Correct, unless you are altering the gearing.

The RPMs won't change, the difference (with improved aerodynamics) will be the smaller amount of throttle opening at the same speed.

Jay
While i totally get everyone saying about gearing related to speed


I beg to question with the mods i have done to my 2011 fiesta, I've been able to reach my 70mph rate with the engine only turning @~2900rpms then previously @3000rpms. 6sp A/T, with the system constantly matching engine to wheel speed(100% of tq to wheels at all-time)

I'm pretty sure (Throttle position = X amount rpm)
this is also a comparison to a FI and Carb setup?
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