Engine and Technical Discussion | Ninja 400 Riders Forum

Sticky Torque Figures Inside!

6

25K

2 3

50

852

16

12K

Throttle return cable sticking

11

182

TRack bike will not start

5

213

Porting a water pump cover🤔🤔

3

234

Suter Clutch install question

6

275

Has anyone blown up a 400

2

33

3K

0

138

by TaeKR

Undercutting transmission

2

35

2K

by RD52

[FIX] Gear Position Sensor, error 25

5

6K

Stalling issue, engine randomly dies

16

2K

Tuned bike to high octane fuel, will low octane fuel damage engine?

4

365

Bike won't start

5

270

by Pmack

Clutch Hub Nut Size?

4

2K

Clutch basket bolt

0

121

Where is the Relay Assembly on a 2018 KRT?

3

174

by Tracy

Valve Checks and Tuning

4

474

2

25

922

2 3

51

9K

by PinkNinja400Guy

What am I doing wrong? Clutch Cable Return Spring

2

28

2K

by hd2000

Valve adjustment mileage?

2

26

9K

2

20

1K

by Pmack

Made a mistake, Installed velocity stacks and cut airbox - Do I need an ECU flash?

2

29

2K

17 18 19

376

110K

Sprocket Change Opinion/Experience

4 5 6

111

16K

by Jim G

Overheating Issues on my 2018 Ninja 400

5

498

by Pmack

Coolant Change Tips / Help

3

377

Another clutch pull rod thread...

13

863

And liquid cooling is better?

2

25

969

by xorbe

Any clear difference between the places that do ECU flashes

2

29

2K

**Solved** 2020 Ninja 400 No Start Issue

2

22

2K

Oxygen Sensor Eliminator - Potential Tuning Use on a Ninja 400 / Z 400

2 3 4

70

6K

Z400 Not Starting

10

1K

by xorbe

Engine rides rougher after clutch fix?

2

521

Where can I find engine break-in oil?

17

3K