Thats assuming it doesn't break the jug.Clivester wrote:I notice the pics don't show a mounting bracket to support the main weight of the pipe. I hope you plan to fabricate one, because without it there's a pretty good chance the resulting vibration will either loosen the exhaust manifold nuts or maybe even shear the studs off.
It'll b interesting to see the results of the "derestricted" silencer.
By the way, where was the black pipe from - was that the one listed on eBay?
Clive.
pocket bike pipe mod with no welds
Moderator: Moderator
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Kenny_McCormic
- CBR1000RR

- Posts: 4957
- Joined: Sun Apr 16, 2006 11:51 am
- Location: Southern Michigan
I am not a mechanic, nor do I play one on TV. Actually my advice is probably worth slightly less than what you pay to view it.
- z50r-ghost
- CB900F

- Posts: 1087
- Joined: Fri Sep 12, 2008 3:46 am
- Location: blank
as soon as i find some jets will any one donate any old ones to me i need 68 70 and 72 for a start i cant post any thing new till i can do some testing and i cant do any testing with out these . im on socialsecurity disability i only get 670 a month and my rent is 550 not including bills . getting the gf to buy the pipe was hard enough shes not willing to get any thing else she thinks its a waste of time . girls just dont understand scooters i guess but please some one donate the jets i need so i can report back to doing this mod and others and posting results i dont work so i have lots of time to do stuff and post it but i know better than to run this more than 5 min with out up jetting so im stuck please help me out with getting back to doing this .
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Kenny_McCormic
- CBR1000RR

- Posts: 4957
- Joined: Sun Apr 16, 2006 11:51 am
- Location: Southern Michigan
- Wheelman-111
- Moderator

- Posts: 10683
- Joined: Wed Oct 22, 2008 5:09 pm
- Location: Deepinnaharta, Texas
T-T-T-Timmy and the Jets
Greetings:
Here is a source for jets.
http://www.motorcyclecarbs.com/Keihin_A ... F5_C79.cfm
I have not personally verified that they fit in the Express/Pal/Gyro/Spree/Aero/Vision/Elite/Dio carburetors. If anyone can tell me the size of the Polini Contesta Kit main jet, I will order a couple in larger sizes to test.
This site should be made Forum-accessible for anyone tuning a scoot.
Here is a source for jets.
http://www.motorcyclecarbs.com/Keihin_A ... F5_C79.cfm
I have not personally verified that they fit in the Express/Pal/Gyro/Spree/Aero/Vision/Elite/Dio carburetors. If anyone can tell me the size of the Polini Contesta Kit main jet, I will order a couple in larger sizes to test.
This site should be made Forum-accessible for anyone tuning a scoot.
Wheelman-111
Most of my money is spent on scooterparts. The rest is just wasted.
"ISO": '03 Vespa ET4 Malossi187 74MPH
Flash 9: 2001 Elite SR Contesta 72 ZX Tran, 9:1 Gears, Stock Airbox/Carb/Pipe 58.8 MPH
Punkin: 2010 Vespa/Malossi S78, 61MPH
Most of my money is spent on scooterparts. The rest is just wasted.
"ISO": '03 Vespa ET4 Malossi187 74MPH
Flash 9: 2001 Elite SR Contesta 72 ZX Tran, 9:1 Gears, Stock Airbox/Carb/Pipe 58.8 MPH
Punkin: 2010 Vespa/Malossi S78, 61MPH