Mods & Jets & Clicks
#32
RE: Mods & Jets
Configuration:
Bike / Rider - 2006 KLX250S
Elevation - 100ft
Date - 04/13/07
Intake:
Airbox - stock with smog/vent plugged
Filter - UNI
Exhaust:
Head Pipe - stock
Muffler - Two Brothers
Drive Train:
Front - 14t
Rear - 45t
Carb Settings:
Pilot Jet - #40
Main Jet - #128
Needle - NITC
Needle Setting - 2cnd notch from top
Fuel/Air Mixture - 2.5 turns out
Slide Mod - drilled 7/64ths
Performace:
Lean/Rich - Perfect
Low End - Excellent
Mid Range - Excellent
High End - Excellent
Starting - Starts easy even after sitting 2 weeks
Idle - smooth
Acceleration - smooth
Deceleration - smooth no detonation
Additional Mods:
Crank Case - Vented via nobrakes method with uni #104 filter under seat
Smog - No
Cylinder - stock
Fuel System - stock
Ignition - stock
Other:
Comments - Bike runs great now. It was alot of work and $$ but it was worth it.
SUSPENSION
Configuration:
Bike / Rider - 2006 KLX250S
Weight- 225Lbs
Date - 04/13/07
Front:
Spring - stock
Clicks - 6 clicks
Feel - just right
Back:
Spring - Stock set at 4.75"
Comp - 8 clicks
Rebound - 12 clicks
Sag - dunno
Feel- much firmer, I like it
Additional Mods:
Lowering- stock height
Other:
Comments - much improved overall
Bike / Rider - 2006 KLX250S
Elevation - 100ft
Date - 04/13/07
Intake:
Airbox - stock with smog/vent plugged
Filter - UNI
Exhaust:
Head Pipe - stock
Muffler - Two Brothers
Drive Train:
Front - 14t
Rear - 45t
Carb Settings:
Pilot Jet - #40
Main Jet - #128
Needle - NITC
Needle Setting - 2cnd notch from top
Fuel/Air Mixture - 2.5 turns out
Slide Mod - drilled 7/64ths
Performace:
Lean/Rich - Perfect
Low End - Excellent
Mid Range - Excellent
High End - Excellent
Starting - Starts easy even after sitting 2 weeks
Idle - smooth
Acceleration - smooth
Deceleration - smooth no detonation
Additional Mods:
Crank Case - Vented via nobrakes method with uni #104 filter under seat
Smog - No
Cylinder - stock
Fuel System - stock
Ignition - stock
Other:
Comments - Bike runs great now. It was alot of work and $$ but it was worth it.
SUSPENSION
Configuration:
Bike / Rider - 2006 KLX250S
Weight- 225Lbs
Date - 04/13/07
Front:
Spring - stock
Clicks - 6 clicks
Feel - just right
Back:
Spring - Stock set at 4.75"
Comp - 8 clicks
Rebound - 12 clicks
Sag - dunno
Feel- much firmer, I like it
Additional Mods:
Lowering- stock height
Other:
Comments - much improved overall
#36
RE: Mods & Jets
CONFIGS & JETTING
Configuration:
Bike / Rider -07 klx250s klxrdr
Elevation - 3500 ft
Date - 05/28/07
Intake:
Airbox -kdx snorkel
Filter - stock
Exhaust:
Head Pipe - klx300 stock
Muffler - fmf powercore 4
Drive Train:
Front - 14
Rear - 42
Carb Settings:
Pilot Jet -35
Main Jet - 120
Needle - N1TC
Needle Setting -2
Fuel/Air Mixture -2
Slide Mod - stock
Performace:
Lean/Rich - slightly lean
Low End - good
Mid Range - excelent
high range - good
Starting - ok
Idle - smooth
Acceleration - strong
Deceleration - slight pop
Additional Mods:
Crank Case - no
Smog - removed
Cylinder - stock
Fuel System - stock
Ignition - stock
Other:
Comments -
SUSPENSION
Configuration:
Bike / Rider - 07 klx250s klxrdr
Weight- 145 lbs
Date - 05/28/07
Front:
Spring - stock
Clicks - stock
Feel - soft
Back:
Spring - stock
Comp - 10 clicks
Rebound - 13 clicks
Sag -
Feel- tight
Additional Mods:
Lowering-
Other:
Comments -
Configuration:
Bike / Rider -07 klx250s klxrdr
Elevation - 3500 ft
Date - 05/28/07
Intake:
Airbox -kdx snorkel
Filter - stock
Exhaust:
Head Pipe - klx300 stock
Muffler - fmf powercore 4
Drive Train:
Front - 14
Rear - 42
Carb Settings:
Pilot Jet -35
Main Jet - 120
Needle - N1TC
Needle Setting -2
Fuel/Air Mixture -2
Slide Mod - stock
Performace:
Lean/Rich - slightly lean
Low End - good
Mid Range - excelent
high range - good
Starting - ok
Idle - smooth
Acceleration - strong
Deceleration - slight pop
Additional Mods:
Crank Case - no
Smog - removed
Cylinder - stock
Fuel System - stock
Ignition - stock
Other:
Comments -
SUSPENSION
Configuration:
Bike / Rider - 07 klx250s klxrdr
Weight- 145 lbs
Date - 05/28/07
Front:
Spring - stock
Clicks - stock
Feel - soft
Back:
Spring - stock
Comp - 10 clicks
Rebound - 13 clicks
Sag -
Feel- tight
Additional Mods:
Lowering-
Other:
Comments -
#37
RE: Mods & Jets
I know its been a while but best late than never.
CONFIGS & JETTING
Configuration:
Bike / Rider - 06 KLX250S / Derek @ 270lbs
Elevation - 3500ft
Date - August 22, 2007
Intake:
Airbox - Lid removed
Filter - UNI
Exhaust:
Head Pipe - Muzzy
Muffler - Muzzy
Drive Train:
Front - Stock, waiting for 13t
Rear - Stock, waiting for 45t
Carb Settings:
Pilot Jet - Stock
Main Jet - DJ 124
Needle - DJ
Needle Setting - #4 from top
Fuel/Air Mixture - 2.5 turns out w/kouba screw
Slide Mod - Drilled 7/64ths
Performace:
Lean/Rich - Slightly Lean
Low End - Good
Mid Range - Excellent
High End - Excellent
Starting - Easy
Idle - Excellent
Acceleration - Good
Deceleration - Popping lower than 5k rpms
Additional Mods:
Crank Case - Nobrakes breather
Smog - No
Cylinder - Stock
Fuel System - Stock
Ignition - Stock
Other:
Comments - T-vent mod. Going to try a 128 DJ sometime
CONFIGS & JETTING
Configuration:
Bike / Rider - 06 KLX250S / Derek @ 270lbs
Elevation - 3500ft
Date - August 22, 2007
Intake:
Airbox - Lid removed
Filter - UNI
Exhaust:
Head Pipe - Muzzy
Muffler - Muzzy
Drive Train:
Front - Stock, waiting for 13t
Rear - Stock, waiting for 45t
Carb Settings:
Pilot Jet - Stock
Main Jet - DJ 124
Needle - DJ
Needle Setting - #4 from top
Fuel/Air Mixture - 2.5 turns out w/kouba screw
Slide Mod - Drilled 7/64ths
Performace:
Lean/Rich - Slightly Lean
Low End - Good
Mid Range - Excellent
High End - Excellent
Starting - Easy
Idle - Excellent
Acceleration - Good
Deceleration - Popping lower than 5k rpms
Additional Mods:
Crank Case - Nobrakes breather
Smog - No
Cylinder - Stock
Fuel System - Stock
Ignition - Stock
Other:
Comments - T-vent mod. Going to try a 128 DJ sometime
#38
RE: Mods & Jets
Bike/Rider - George/CaptGeo33
Elevation -sea level to 200 feet
Date - 8-21-2007
Intake:
Airbox - KDX200 high flow snorkle
Filter - Stock
Exhaust:
Head Pipe - stock
Muffler - HMF slip on
Drive Train:
Front - Michelin Starcross S12Rim lock
Rear - 14/49 Renthal with DID chain and 120/90 Michelin Starcross S12 for the sand and mud (rim lock)
Carb Settings:
Pilot Jet - #40
Main Jet - #125
Needle - N1TC
Needle Setting - Second from top
Fuel/Air Mixture - 2.25 Turns out
Slide Mod -
Performace:
Lean/Rich -
Low End - Good
Mid Range - Excellent
High End - Excellent
Starting - Choke for 30sec then idles fine
Idle -
Acceleration - Good and strong,
Deceleration - no afterfire (fuel screw tightened to 2.25 from 2.5
Additional Mods:
Crank Case - Yes, 3/8. (I think)
Smog -stock
Cylinder - Stock
Fuel System - Stock
Ignition - Stock
SUSPENSION
Configuration:
Bike / Rider - 06 klx250s captgeo33
Weight-210 lbs
Front:
Spring - stock
Clicks - stock
Feel - soft and needs to be tighter...bottoms out
Back:
Spring - stock
Comp -5 clicks
Rebound - 10 clicks
Sag -
Feel- as tight as I could make it without it bronking me around in the whoops
Other:
Comments - Bike sounds and runs great, lots of wheelie power in the whoops, quick accelaration in tight trails
Elevation -sea level to 200 feet
Date - 8-21-2007
Intake:
Airbox - KDX200 high flow snorkle
Filter - Stock
Exhaust:
Head Pipe - stock
Muffler - HMF slip on
Drive Train:
Front - Michelin Starcross S12Rim lock
Rear - 14/49 Renthal with DID chain and 120/90 Michelin Starcross S12 for the sand and mud (rim lock)
Carb Settings:
Pilot Jet - #40
Main Jet - #125
Needle - N1TC
Needle Setting - Second from top
Fuel/Air Mixture - 2.25 Turns out
Slide Mod -
Performace:
Lean/Rich -
Low End - Good
Mid Range - Excellent
High End - Excellent
Starting - Choke for 30sec then idles fine
Idle -
Acceleration - Good and strong,
Deceleration - no afterfire (fuel screw tightened to 2.25 from 2.5
Additional Mods:
Crank Case - Yes, 3/8. (I think)
Smog -stock
Cylinder - Stock
Fuel System - Stock
Ignition - Stock
SUSPENSION
Configuration:
Bike / Rider - 06 klx250s captgeo33
Weight-210 lbs
Front:
Spring - stock
Clicks - stock
Feel - soft and needs to be tighter...bottoms out
Back:
Spring - stock
Comp -5 clicks
Rebound - 10 clicks
Sag -
Feel- as tight as I could make it without it bronking me around in the whoops
Other:
Comments - Bike sounds and runs great, lots of wheelie power in the whoops, quick accelaration in tight trails
#39
RE: Mods & Jets
CONFIGS & JETTING
Configuration:
Bike / Rider - 06 KLX250S / Jason
Elevation - 0ft
Date - Dec 29, 2007
Intake:
Airbox - Lid cut out (3x3 in) , no snorkel
Filter - UNI
Exhaust:
Head Pipe - OEM
Muffler - OEM drilled out baffles and apparently spark arrester..ooops to 1 3/8 inches
Drive Train:
Front - 13t (Kimpex see common parts list for p/n)
Rear - 42t (stock)
Carb Settings:
Pilot Jet - Stock
Main Jet - 132 (dynojet kit)
Needle -DJ kit needle
Needle Setting - #4 from top
Fuel/Air Mixture - 2.5 turns out w/kouba screw
Slide Mod - Drilled 7/64ths
Performace:
Lean/Rich - seems okay, maybe even a tad rich
Low End - Excellent
Mid Range - Excellent
High End - Excellent
Starting -cranky after sitting
Idle - Excellent
Acceleration - Good
Deceleration - smooth
Additional Mods:
Crank Case - OEM
Smog -OEM
Cylinder - Stock
Fuel System -removed stock fuel filter and replaced with in-line
Ignition -Iridium plug and replaced start button with push-in type
Other:
Comments - cut carb vent hoses just below carb
Configuration:
Bike / Rider - 06 KLX250S / Jason
Elevation - 0ft
Date - Dec 29, 2007
Intake:
Airbox - Lid cut out (3x3 in) , no snorkel
Filter - UNI
Exhaust:
Head Pipe - OEM
Muffler - OEM drilled out baffles and apparently spark arrester..ooops to 1 3/8 inches
Drive Train:
Front - 13t (Kimpex see common parts list for p/n)
Rear - 42t (stock)
Carb Settings:
Pilot Jet - Stock
Main Jet - 132 (dynojet kit)
Needle -DJ kit needle
Needle Setting - #4 from top
Fuel/Air Mixture - 2.5 turns out w/kouba screw
Slide Mod - Drilled 7/64ths
Performace:
Lean/Rich - seems okay, maybe even a tad rich
Low End - Excellent
Mid Range - Excellent
High End - Excellent
Starting -cranky after sitting
Idle - Excellent
Acceleration - Good
Deceleration - smooth
Additional Mods:
Crank Case - OEM
Smog -OEM
Cylinder - Stock
Fuel System -removed stock fuel filter and replaced with in-line
Ignition -Iridium plug and replaced start button with push-in type
Other:
Comments - cut carb vent hoses just below carb
#40
RE: Mods & Jets
I couldnt acccess the excel or pdf...so here it is
CONFIGS & JETTING
Configuration:
Bike / Rider - KLX 250 H6F (Australian - same as KLX 250S) / Daniel (danielsan) @95kg
Elevation - 200m asl
Date - Aug07
Intake:
Airbox - No lid
Filter - Uni
Exhaust:
Head Pipe - Muzzy
Muffler - Muzzy
Drive Train:
Front - 13
Rear - 42
Carb Settings:
Pilot Jet - OEM
Main Jet - 128 DJ
Needle - DJ
Needle Setting - #3
Fuel/Air Mixture - 2.5
Slide Mod -Drilled 7/64 (i think - as per DynoJet instructions)
Performace:
Lean/Rich - (Lean toSlightly Lean)
Low End - (Poor to Fair)
Mid Range - (Excellent)
High End - (Almost Excellent)
Starting - Just like stock - excellent
Idle - Just like stock - excellent
Acceleration - Great
Deceleration - Popping common
Additional Mods:
Crank Case - NO
Smog - (No)
Cylinder - NO
Fuel System - NO
Ignition - NO
Other:
Comments - Bike accelerates fine, but hesitates (stutters)at the bottom - i think its running lean.
SUSPENSION
Configuration:
Bike / Rider - Daniel
Weight- 95 kg (about 220lbs i guess)
Date - Jul06
Front:
Spring - OEM
Clicks - EOM
Feel - (firm)
Back:
Spring -150mm tighter than stock
Comp - OEM
Rebound - OEM
Sag - 80mm
Feel- Still a bit spongy
Additional Mods:
Lowering-
Other:
Comments -
CONFIGS & JETTING
Configuration:
Bike / Rider - KLX 250 H6F (Australian - same as KLX 250S) / Daniel (danielsan) @95kg
Elevation - 200m asl
Date - Aug07
Intake:
Airbox - No lid
Filter - Uni
Exhaust:
Head Pipe - Muzzy
Muffler - Muzzy
Drive Train:
Front - 13
Rear - 42
Carb Settings:
Pilot Jet - OEM
Main Jet - 128 DJ
Needle - DJ
Needle Setting - #3
Fuel/Air Mixture - 2.5
Slide Mod -Drilled 7/64 (i think - as per DynoJet instructions)
Performace:
Lean/Rich - (Lean toSlightly Lean)
Low End - (Poor to Fair)
Mid Range - (Excellent)
High End - (Almost Excellent)
Starting - Just like stock - excellent
Idle - Just like stock - excellent
Acceleration - Great
Deceleration - Popping common
Additional Mods:
Crank Case - NO
Smog - (No)
Cylinder - NO
Fuel System - NO
Ignition - NO
Other:
Comments - Bike accelerates fine, but hesitates (stutters)at the bottom - i think its running lean.
SUSPENSION
Configuration:
Bike / Rider - Daniel
Weight- 95 kg (about 220lbs i guess)
Date - Jul06
Front:
Spring - OEM
Clicks - EOM
Feel - (firm)
Back:
Spring -150mm tighter than stock
Comp - OEM
Rebound - OEM
Sag - 80mm
Feel- Still a bit spongy
Additional Mods:
Lowering-
Other:
Comments -