Rare Derbi GPR50 Nude Gianelli Exhaust

Bay Area Two Stroke Begins the DeRestriction of a Derbi GPR Nude by changing out the stock exhaust and tuning the carb.

[@FinalcutLovers]

Good job

[@gmazz29]

so slick!!!!

[@glaszlo9694]

how tall are you? Does it fit to tall person?

[@bishoymikheal]

How did you jet it up, what main jet did you use?

[@Bayareatwostroke]

You can check out the build thread for more info! www.bayareatwostroke.com/forum/showthread.php?t=3684

[@rosh3918]

have you de restricted the pipe? if yes is there more then 1 restriction?

[@Bayareatwostroke]

ROSH the pipe is derestricted. There was just one cone spot welded into the header portion.

[@Bayareatwostroke]

www.bayareatwostroke.com/forum/showpost.php?p=20280&postcount=5

[@angelrc_1]

What cilyndre do you have and what is the top speed?

[@Bayareatwostroke]

Angel rivero carretero currently stock cylinder. Can reach 55 MPH with tailwind, but normally around 50MPH. We are going to install an Airsal kit soon!

[@angelrc_1]

@@Bayareatwostroke but have you removed the exhaust limiter?

[@jeniusbiker]

Yup, you can see the full details on the build thread. www.bayareatwostroke.com/forum/showthread.php?t=3684

[@angelrc_1]

@@jeniusbiker Bats Bikes It's amazing, very good work, and write everything so well, congratulations, and thank you very much , and thank A Jenius for sharing

[@angelrc_1]

Will you put the Airsal kit with the same exhaust? Do you recommend me to install the Italkit 80cc or 85cc kit with this exhaust?

[@mickaellaurent4318]

125 ?

[@twinturba]

50cc