Hello All, Bought a used 2008 KFX450r for my son and it needs a new water pump shaft. So I bought a shaft and also a water pump rebuild kit. NOTE: engine work is all new to me and my son and I will learn together. :) My question... The KIT came with a LARGE gasket that looks to be the housing...

2012 450r was rebuilt about 2 months ago. Broke the motor in first time out riding and it did wonderful. Took it put again a few weeks ago on an mx track and when to hit a jump and down shifted on the face of the jump and it jumped into reverse. so now every time i down shift to first there is a...

Hi guys, my bike was doing this for 2 years. I already see the plates and they are like new, (hinson plates). When I rev my bike on start and let go the clutch lever, the clutch slip 2-3 times before pulls out and does a strange noise like plates scratching. I already put a new basket and...

I have a z start pro clutch i'm wanting to sell. It's used but only rode with it a few times. I'm selling the quad it was on and the buyer has other plans for it. I'm asking $300 plus whatever the shipping cost are.

My quad is only starting in neutral right now. I have swapped the neutral start and the clutch start relays, doesnt help. Tried jumping the 2 wires coming from the clutch perch still didnt start. One thing i am confused on is the location of the clutch saftey switch. IS that switch just built...

I just purchased an 08' KFX450 and it pulls hard and I ride it hard. BUT, while under a hard load at times there is a loud noise almost like a grinding combined with a belt slipping from around the engine to front end somewhere. If you have ever driven an older Polaris with a slipping belt it...

Please check out this video and tell me whats wrong. Im thinking clutch?? thanks

i have an 08 kfx450..... the bike was always able to start in gear w/ the clutch pulled.... but ever since i installed the baldwin kill switch kit it only starts in neutral.... and i installed my stock switch over the weekend b/c i needed my headlights for night riding and it still only starts...