detonation

*****updated see post on second page***** 2006 arctic cat m7 153 track 3750 miles riding area: crested butte/irwin average temp: 0-15 degrees snow depth: 24-36" elevation: 9000-10500 Snowmobile ran excellent all weekend until incident 7900- peak rpm on road 7700- in deep snow...

I am in need of some help problem solving the det sensor on my 11 pro. I am running a Boondocker turbo 2860 with intercooler and timing key. Clutching is MDX weights black green spring secondary 46 straight helix black orange spring. The sled has ran like a top until the last ride of last...

Looking for some contacts or direction for rebuilding my Dragon 800 engine. Spent nearly the whole winter trying to figure out why the check engine light flashing on and motor bogging down.

I am having issues with the check engine light coming on around 6000rpm and above. If I take my thumb off the throttle quick enough the light will go off. If I dont and keep increasing it will start constantly flashing. Sometimes it will bog down too. Took it to the dealer in Glenwood Springs...

I am having issues with the check engine light coming on around 6000rpm and above. If I take my thumb off the throttle quick enough the light will go off. If I dont and keep increasing it will start constantly flashing. Sometimes it will bog down too. Took it to the dealer in Glenwood Springs...

I rebuilt an 04' 800 Vertical Edge this summer, bad rod bearing and PTO piston. It has the SLP race twins, and jugs from an 02' so no decompression holes, no porting, stock head. I've put 100 miles on it, no issues first 90. Had it out on Sunday and when going down the trail the deto sensor...