Here is a compilation of DIY threads for the 2008+ Ninja 250r. If you see a thread that you think should be included in here please post it up and/or pm me. The same goes for any dead/missing links.
General
Buying Used:
http://www.kawiforums.com/ninja-250...935-buying-used-2008-09-ninja-250r-what-should-i-look-advice-common-issues.html
Basics
Thread with Parts Diagram link
this site shows how to asseble entire bike bolt by bolt : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Lifting the Bike with Stands
Lifting the 250R : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Maintenence
Maintenence Spread Sheet:
http://www.kawiforums.com/ninja-250r/106340-maintenance-spreadsheet.html
DIY: Oil Change
2008 Ninja 250 Oil Change Procedures : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Lubing and Adjusting the Clutch Cable
DIY- How to Lube and Adjust the 250R Clutch Cable and How to Add 10 HP w/ one Mod!!! : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
The ULTIMATE 250r Winterization thread:
http://www.kawiforums.com/ninja-250.../ninja-250r/42635-winter-storage-winterization-question-answer-thread-250s.html
DIY: Checking valve lash
DIY - Checking valve lash on '08+ 250r (WITH pictures) : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Adjusting Valves
DIY - Adjusting Valves on '08+ 250r (WITH Pictures) : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Bodywork
DIY: Fairing Removal
Let's Get Nekkid!!! : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Removing the Gas Tank
How to Remove the Gas Tank : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Carburetor and Jetting
Note: "Be very careful when you're dealing with the slides as the diaphram will tear if you're not careful and they are around $100 each!"
Jetting Database
250R Jetting Database : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Jetting Database Discussion
Jetting database discussion : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
How To: Remove Carburetors in under 10 minutes (video)!
http://www.kawiforums.com/ninja-250r/155973-howto-remove-carbs-under-10-mins-video.html
DIY: Raising the Needle Jets
Raising the Needle Jets..Mod. : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: JetKit Install and Re-jet
DIY JetKit install/re-jet : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Changing the Main Jets With Carbs Still on Bike
DIY/How-To on changing Main Jets without removing the carbs! : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Carb Syncing
Carb sync'ing the '08 250 : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Drilling the Carburetor Slides
DIY - Drilling the carburetor slides : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Airbox/Hoses and Fuel System
DIY: Gas Tank Noise Elimination
gas tank noise elimination mod with pictures : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Intake Snorkel Removal
DIY- Removing the Snorkel : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Removing the Factory Airbox: Installing an Aftermarket Air Filter
Removing the factory air box: Installing an aftermarket air filter : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Removing the Kleen Air System Hoses and Plugging the Holes
DIY- Removing the Kleen Air System Hoses and Plugging the Holes on a 08 250R : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Exhaust
2008 250r Exhaust
http://www.kawiforums.com/ninja-250r/109733-2008-250r-exhaust-options-lots-vids.html
DIY: 06-07 GSXR Exhaust Fabrication/Install
DIY: 06-07 GSXR Exhaust install for 08 Ninja 250 : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: AreaP "Quiet Core" SS Exhaust Install
AreaP "quiet core" SS Exhaust Install : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Brakes
DIY: How to Replace Brakes Pads in 10 minutes [Video!]
http://www.kawiforums.com/ninja-250r/153410-video-howto-replace-ninja-250-brake-pads-10-mins.html
DIY: Installing a ZX-6R Master Cylinder
DIY - Installing a ZX-6R Master Cylinder on an '08+ 250r : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Moving the Rear Brake Reservoir
DIY - Moving the rear brake reservoir : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Seats and Luggage
Semi-DIY: Seat Shaving Mod
08 Ninja 250 Seat Mod : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Corbin seat install
Corbin seat install : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Custom Seat Creations Seat Covers Install
Custom Seat Creations Seat Covers DIY Install : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Semi-DIY: Rear Seat Hard Luggage Mod
Givi Look alike trunk Mod : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Frame and Suspension
MOD: Vortex Clip-ons Installed
http://www.kawiforums.com/ninja-250r/153694-vortex-clipons-more-come-parts-come.html
DIY: SV650 Clip-Ons
http://www.kawiforums.com/ninja-250r/121551-ladies-gents-i-give-you-clipons.html
DIY: Install Intuitive Frame Sliders
DIY: Install Intuitive Frame Sliders : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Shogun No-cut Crash Kit
http://www.kawiforums.com/ninja-250r/135171-shogun-no-cut-crash-kit-installation.html
DIY: Installing RPM Steering Damper
http://www.kawiforums.com/ninja-250r/151004-diy-ninja-250r-rpm-steering-damper.html
DIY: Installing a Front Lowering Kit
Installing a front lowering kit : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Using the Passenger Pegs as Front Pegs
DIY Using the Passenger Pegs as Front Pegs : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Fender Chop Master Thread
Post your 2008 250 Fender Chops : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Targa "No Cut" Fender Eliminator
Targa "No Cut" Fender Eliminator DIY : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Ebay Tire Hugger Install
How to Install the Ebay Tire Hugger : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
A-tech rear hugger
http://www.kawiforums.com/ninja-250r/150626-tech-rear-hugger-2010-ninja-250-a.html
General
Buying Used:
http://www.kawiforums.com/ninja-250...935-buying-used-2008-09-ninja-250r-what-should-i-look-advice-common-issues.html
Basics
Thread with Parts Diagram link
this site shows how to asseble entire bike bolt by bolt : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Lifting the Bike with Stands
Lifting the 250R : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Maintenence
Maintenence Spread Sheet:
http://www.kawiforums.com/ninja-250r/106340-maintenance-spreadsheet.html
DIY: Oil Change
2008 Ninja 250 Oil Change Procedures : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Lubing and Adjusting the Clutch Cable
DIY- How to Lube and Adjust the 250R Clutch Cable and How to Add 10 HP w/ one Mod!!! : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
The ULTIMATE 250r Winterization thread:
http://www.kawiforums.com/ninja-250.../ninja-250r/42635-winter-storage-winterization-question-answer-thread-250s.html
DIY: Checking valve lash
DIY - Checking valve lash on '08+ 250r (WITH pictures) : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Adjusting Valves
DIY - Adjusting Valves on '08+ 250r (WITH Pictures) : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Bodywork
DIY: Fairing Removal
Let's Get Nekkid!!! : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Removing the Gas Tank
How to Remove the Gas Tank : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Carburetor and Jetting
Note: "Be very careful when you're dealing with the slides as the diaphram will tear if you're not careful and they are around $100 each!"
Jetting Database
250R Jetting Database : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Jetting Database Discussion
Jetting database discussion : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
How To: Remove Carburetors in under 10 minutes (video)!
http://www.kawiforums.com/ninja-250r/155973-howto-remove-carbs-under-10-mins-video.html
DIY: Raising the Needle Jets
Raising the Needle Jets..Mod. : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: JetKit Install and Re-jet
DIY JetKit install/re-jet : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Changing the Main Jets With Carbs Still on Bike
DIY/How-To on changing Main Jets without removing the carbs! : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Carb Syncing
Carb sync'ing the '08 250 : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Drilling the Carburetor Slides
DIY - Drilling the carburetor slides : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Airbox/Hoses and Fuel System
DIY: Gas Tank Noise Elimination
gas tank noise elimination mod with pictures : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Intake Snorkel Removal
DIY- Removing the Snorkel : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Removing the Factory Airbox: Installing an Aftermarket Air Filter
Removing the factory air box: Installing an aftermarket air filter : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Removing the Kleen Air System Hoses and Plugging the Holes
DIY- Removing the Kleen Air System Hoses and Plugging the Holes on a 08 250R : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Exhaust
2008 250r Exhaust
http://www.kawiforums.com/ninja-250r/109733-2008-250r-exhaust-options-lots-vids.html
DIY: 06-07 GSXR Exhaust Fabrication/Install
DIY: 06-07 GSXR Exhaust install for 08 Ninja 250 : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: AreaP "Quiet Core" SS Exhaust Install
AreaP "quiet core" SS Exhaust Install : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Brakes
DIY: How to Replace Brakes Pads in 10 minutes [Video!]
http://www.kawiforums.com/ninja-250r/153410-video-howto-replace-ninja-250-brake-pads-10-mins.html
DIY: Installing a ZX-6R Master Cylinder
DIY - Installing a ZX-6R Master Cylinder on an '08+ 250r : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Moving the Rear Brake Reservoir
DIY - Moving the rear brake reservoir : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Seats and Luggage
Semi-DIY: Seat Shaving Mod
08 Ninja 250 Seat Mod : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Corbin seat install
Corbin seat install : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Custom Seat Creations Seat Covers Install
Custom Seat Creations Seat Covers DIY Install : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Semi-DIY: Rear Seat Hard Luggage Mod
Givi Look alike trunk Mod : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Frame and Suspension
MOD: Vortex Clip-ons Installed
http://www.kawiforums.com/ninja-250r/153694-vortex-clipons-more-come-parts-come.html
DIY: SV650 Clip-Ons
http://www.kawiforums.com/ninja-250r/121551-ladies-gents-i-give-you-clipons.html
DIY: Install Intuitive Frame Sliders
DIY: Install Intuitive Frame Sliders : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Shogun No-cut Crash Kit
http://www.kawiforums.com/ninja-250r/135171-shogun-no-cut-crash-kit-installation.html
DIY: Installing RPM Steering Damper
http://www.kawiforums.com/ninja-250r/151004-diy-ninja-250r-rpm-steering-damper.html
DIY: Installing a Front Lowering Kit
Installing a front lowering kit : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Using the Passenger Pegs as Front Pegs
DIY Using the Passenger Pegs as Front Pegs : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
Fender Chop Master Thread
Post your 2008 250 Fender Chops : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Targa "No Cut" Fender Eliminator
Targa "No Cut" Fender Eliminator DIY : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
DIY: Ebay Tire Hugger Install
How to Install the Ebay Tire Hugger : KawiForums.com Kawasaki Forums: Kawasaki motorcycle forums
A-tech rear hugger
http://www.kawiforums.com/ninja-250r/150626-tech-rear-hugger-2010-ninja-250-a.html