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Old 06-16-2020, 07:51 AM   #16
mtiberio   mtiberio is offline
 
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Location: Arlington, VA
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About 65 (phone GPS) or 72 indicated. I have a 2020 TT250, and I have a 42 rear sprocket. I have rejetted. Funny I decided to rejet again on my 2nd oil change. I lost like 10 MPH up top. I backed out just about everything I had done (went from 112 to 117 main, needle from #3 to #4 and from 2 to 2.5 on the IMS, and then went back). One thing I should have realized would have cost me tons was a switch from 10w30 to 20w50. I changed that back out too. Now the bike is back to what I mentioned in my first sentence. Oh yea, the miss I had at WFO, got rid of that by replacing the "torch" plug with a proper NGK.
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Old 06-16-2020, 08:20 AM   #17
duck9191   duck9191 is offline
 
Join Date: May 2019
Location: Port Huron, Michigan
Posts: 637
Top Speed: 68mph
Bike: Bashan Storm 250
Front/Rear Sprocket: 17/42
Mods: unifilter pod and outerwears cover, car customs exhaust.
Carb Tuning: 118 main 38/40 pilot depending on temp
Rider Weight: 225 lbs
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2020 Triumph Tiger 900 rally.
2018 Bashan Storm 250. pz30b, digital cluster + gear indicator, unifilter and car customs full exhaust.
2019 Taotao 110b boulder atv. The "arm breaker" lol
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Old 06-16-2020, 08:31 AM   #18
TestYourMight   TestYourMight is offline
 
Join Date: May 2020
Posts: 20
70mph on speedo
Bashan Motomax 250
17/46
NGK, stock exhaust and airbox
110 main, 1.5 turns
190 lbs
16'


 
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Old 06-16-2020, 09:13 AM   #19
JerryHawk250   JerryHawk250 is online now
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Join Date: Oct 2016
Location: Houma, La.
Posts: 11,552
Top Speed Consistent 74-76 mph GPS (80 mph when the stars alien)
2016 Hawk 250
Keihin PE30 carb,125 main,32 slow. Pod filter
Ported & decked head 10:1 CR
Direct Ignition Coil
17/40 Sprockets,
NGK DPR8EIX-9 Plug
De-Cat Exhaust with Ebay muffler
Dual Oil Cooler
Rider weight 175 lbs

Elevation Ground Zero.
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Keihin PE30 carb,125 main,38 slow.Pod filter,ported & decked head 10:1 CR,Direct Ignition Coil,15/40Sprockets,NGK DPR8EIX-9,De-Cat,Dual Oil Cooler,Digital Cluster
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Last edited by JerryHawk250; 06-17-2020 at 08:08 AM.
 
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Old 06-17-2020, 09:33 PM   #20
420chonda   420chonda is offline
 
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Join Date: May 2020
Location: Pennsyltucky
Posts: 32
Bike: BMS CRP 250
Fakuni 30mm, 110 main, 25 pilot
Top speed: 60 on the dash.. so probably 55. And I was pegged, full throttle, slightly downhill. Shortly thereafter, my whole rear wheel flew apart. Nobody died!

Gonna go to a 40t on the rear soon.. let's see what happens! I think stock gearing is like 15/50 or something



Last edited by 420chonda; 06-18-2020 at 08:57 PM.
 
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Old 06-17-2020, 11:01 PM   #21
culcune   culcune is offline
 
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Doh!

Quote:
Originally Posted by 420chonda View Post
I think stock gearing is like 15/50 or something
All Bashans are geared with 17/46 gearing.
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Old 06-18-2020, 12:04 PM   #22
2LZ   2LZ is offline
 
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Where's Azhule when ya need him! Didn't he set the Land Speed Record on his Bashan WILL? As I recall, there may have been a sonic boom when he did it.
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Old 06-18-2020, 08:58 PM   #23
420chonda   420chonda is offline
 
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Quote:
Originally Posted by culcune View Post
All Bashans are geared with 17/46 gearing.
well, hopefully that 40t works wonders! It's already here waiting to go on


 
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Old 06-18-2020, 09:06 PM   #24
duck9191   duck9191 is offline
 
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Location: Port Huron, Michigan
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I have a 42 on my storm and I don't think I would go any lower. Pretty noticeable loss of bottom end. You get used to it and it does knock the rpm down a lot on the top end.
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2020 Triumph Tiger 900 rally.
2018 Bashan Storm 250. pz30b, digital cluster + gear indicator, unifilter and car customs full exhaust.
2019 Taotao 110b boulder atv. The "arm breaker" lol
2007 Honda VTX 1300R.
1974 Suzuki tm125, work in progress
2001 Suzuki Drz 400s.


 
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Old 06-18-2020, 09:17 PM   #25
Hancadam   Hancadam is offline
 
Join Date: Nov 2007
Location: Tennessee
Posts: 201
68 mph Brozz gps measured (new carb and exhaust, stock gears)
59 mph Hawk gps measured (new carb, baffle removed, 17t front sprocket)


 
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Old 06-18-2020, 11:18 PM   #26
Wild Dog   Wild Dog is offline
 
Join Date: Dec 2016
Location: Argentina
Posts: 756
Top Speed: 110 km/h GoPro GPS
Bike: Lifan 150cc
Front/Rear Sprocket: 17/46
Mods: 65.5 piston, PWK 28, enhanced ignition coil, Custom cdi, rewired and improved stator. Iridium NGK plug
Rider Weight: 180


 
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Old 06-19-2020, 05:30 AM   #27
maqqx   maqqx is offline
 
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Location: EU
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85 to 90 kph with 15/45 gearing and 18 inch wheels.
Measured with GPS
125 ccm, 11 HP


 
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Old 06-20-2020, 09:53 PM   #28
CaesarVis   CaesarVis is offline
 
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Quote:
Originally Posted by Hancadam View Post
68 mph Brozz gps measured (new carb and exhaust, stock gears)
59 mph Hawk gps measured (new carb, baffle removed, 17t front sprocket)
Do you think the 9mph difference is strictly due to gearing???


 
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Old 06-20-2020, 09:54 PM   #29
CaesarVis   CaesarVis is offline
 
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Quote:
Originally Posted by maqqx View Post
85 to 90 kph with 15/45 gearing and 18 inch wheels.
Measured with GPS
125 ccm, 11 HP
53-56mph for us weirdos

Impressive for a 125cc! My first China bike was a crappy 125cc that peaked at about 45mph!


 
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Old 06-21-2020, 08:08 AM   #30
Hancadam   Hancadam is offline
 
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Quote:
Originally Posted by CaesarVis View Post
Do you think the 9mph difference is strictly due to gearing???
Yes. And maybe exhaust as well.


 
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