YEP RIDER I AGREE, I HAVE ORIGINAL TECH MANUAL ON 81 SRX, TALK ABOUT A NIGHTMARE. MORE UPDATES ON THAT SLED THAN THE GREAT 03 F-7 lol!!! MY GREAT BUDDIE HAS A 81 SRX THAT IS A NUMBERS MATCH TO THE CHASSIS, PRETTY RARE. I BELIEVE CASES WERE UPDATED WHEN INGINTION WAS REPLACED AND ALSO THE CRANK AND OIL ISSUES. !! 3:16 (tony)