Hey all looked around the forum before posting, a great forum. I'm doing work on my nephew's 2003 TRX 300EX. It ran great until we changed the oil. After that, it began to smoke. I used the oil and the exact amount of oil recommended in the manual. (10w40) Question 1: Any ideas on why it would...

I'm trying to do 300ex plastics on a 250ex I know there interchangeable if I had the 250x but the 250ex is different does anyone have any experience in this?

I have a 1998 TRX 300ex the ATV idels fine and seems to run perfect at low and high rpms but at about 3/4 throttle it sputters in every gear, of I keep throttling down through the sputter eventually it will start to run normal again in higher rpms takes like 2 seconds but runs fine is this a...

my son has a 1999 honda 300ex and there are 2 hex bolts and when i sent it to the shop they told me the housing was cracked and the old barring casting is shot so i got a new lonestar bearring casting and im haveing trouble finding out how to pull the axles to pull the swing arm and have the arm...