1999 99 YAMAHA WR400F wr 400 f Cylinder Head Cam caps Valves Ported READ DESCRIP. This product data sheet is originally written in English. PLEASE TAKE NOTE OF WEAR ON RUNNERS! WHEN CAM CAPS WERE INSTALLED CAMS STILL TURNED FREELY! PLEASE TAKE NOTE OF PORT JOB! WHEN LIQUID WAS POOLED BEHIND VALVES THEY DID LEAK A BIT SO THEY WILL NEED TO BE CLEANED UP! This part was removed from a. 1999 Yamaha WR400F dirtbike, THAT WAS RUNNING AND DRIVING GOOD BEFORE LOSING SPARK! THIS PART MAY FIT OTHER YEARS, PLEASE DO YOUR OWN RESEARCH! FROM WHAT I READ ONLINE 99-02 ARE THE SAME BIKE BUT PLEASE DO YOUR OWN RESEARCH! IF YOUR ATV IS NOT THE EXACT SAME YEAR AND MODEL AS MY LISTING, YOU ARE RESPONSIBLE TO ENSURE PROPER FITMENT! This part is used, which means it may have rust, chipped or faded paint, or small areas of damage. I would highly recommend replacing any bearings or seals before putting any used part on your machine. I will not be responsible for failure of used bearings, ball joints, seals, etc. If you see it in the pictures it is included in the sale. If there is an issue with your part that was not advertised please message me before leaving feedback and I will do my best to get the issue resolved. I use recycled boxes and package material, I get them from my local store and reuse them, don’t be surprised if your part is packaged with random plastic material. I will not be responsible for failure of used bearings, ball joints, seals, etc.. If there is an issue with.