How to replace the sight glass on modern KTM Husqvarna Not a flash edit or anything. Just the basics I couldn't find on YouTube before doing it sashapave. Posted September 4, 2009. If you ask 10 people here about oil you'll get 10 different (but equally as valid) answers. I personally like Motorex and believe it's a good product. I usually change the oil after each full day of riding, every 2nd change I do the filters. Just remember to fill the filter cavities with oil 1/2 way after The service intervals are short, . . oil change 250 mile, oil and filters every 1000 mile. . . . . but all the latest enduro bikes are similar. A couple of lad's i ride with have the 450exc and love em. A couple of friends had/have crf250's and rate them highly, very light and easy to ride a full enduro. Displaying parts for your 2008 KTM 450 EXC-R. Change or remove machine. Tusk 4-Stroke Oil Change Kit $33.37 – $46.05 MSRP: $43.77 – $59.85 You save up to 23% . The newer XC4 motor has more intensive maintenance (not that it is hard). Regardless of motor, I usually change oil every 5-10 hours on my 400/450 bikes (pretty conservative though) and change the filters/clean screens every second or third oil change. Agree with Albie that any good oil will be fine as the RFS motors are not picky. I have a 2008 450EXCR that I dual sport and it is GREAT! I did change the front and rear sprockets to lower the gearing a bit and it will still go almost 100mph. It is race bike like in the dirt and street competent to get to the dirt. It is the best dual sport bike I have owned since 1969. #14. G600 , Nov 29, 2009. Changing my leaking fork seal (s) on the KTM this weekend, learned a few things worth passing on: 1) Undoing the fork top nut (rebound adjuster) whilst still in the yokes can prove difficult, with a risk of rounding off the flats on the adjuster housing. They are very tight to undo as fitted to the bike: My solution was to slacken off both the My 2007 KTM 450 XC decided to be evil. After the first ride after some maintenance, the rear of the bike was coated in oil. I cleaned the bike, did a full oil change and it still leaks. The oil leaks out of the port featured in this internet photo: Feb 11, 2008. Oddometer: 2,643. Location: Southern Oregon. The 2008 and some of the 2009 motors had oil problems, which can be fixed with updated parts, or can even be modified to be single sump. 2010 and 11 didn't have oil problems. In 2008, it was "OMG! burns oil! world is ending! save yourselves! go back to RFS!!!" The shop told me to change the oil every 300 miles and I just did my first 300 mile oil change. I had a 450 exc before the Duke. 05 KTM 525 W/ 540 KIT:bike DXixR5F.