View Full Version : all 800 cylinders the same??
kielbasa
12-12-2006, 06:20 PM
hi guys, curious if anybody knows for sure if all 800 jugs are one and the same....they all share the same part number so i'm gonna assume the're all the same, I wasn't aware of any porting changes, etc throughout the life of the 800....reason i'm asking is because i'm ready to throw a motor together and i need to mix-n-match 95 and 96 jugs to get 4 good ones that don't need replating, thanks for any input!!
SRV540
12-12-2006, 06:47 PM
yup they are all the same there Kiebasa....I am also in putting together a spare motor or for a project sled.....Undecided at the moment!
YAMMIEGOD 3:16
12-13-2006, 09:26 AM
I BELIEVE THEY ARE ALL THE SAME, BUT RUMOUR HAD IT 96 HAD LARGER REED PORTS. 3:16 (tony)
Skinner
12-13-2006, 10:36 AM
If they changed, would'nt the part numbers be superceded?
YAMMIEGOD 3:16
12-13-2006, 11:54 AM
DAVE, I DON,T BELIEVE THERE IS A DEFFERENCE. I DON,T KNOW IF THIS WOULD CHANGE PART # IF TRUE. YAMAHA SUPPOSELY CHANGED REED PORTS on the 96 800 FOR BETTER FLOW. I BELIEVE IT WAS MAGAZINE TALK TELL YA THE TRUTH. HEY SENDING YOUR SHOCK OUT TODAY. 3:16 (tony)
Skinner
12-13-2006, 12:04 PM
I look at their numbering system, chaincase for example. The inner on a 750 was like a 8ax and when they switched to the 800, the inner case changed and became a 8ax dash something. Cylinders 8BU, first year 95 800 cyl numbers. Anybody know what the numbers were for the 96 or did they continue with 8BU? From their quality / engineering requirments, anytime there is a engineering change or modification, they will do a revision level on the print and supercede the part number,,,or should.
Thanks a million Tony, I owe ya one
Skinner
12-13-2006, 04:01 PM
Alex
I looked up all the part numbers for the 95 / 96 / 97 cylinders. They are all the same number: 8BU-11311-00-00
No superceded part numbers
Tells me that the 800 cylinders were all the same
Hope that helps ya
Jabber800
12-13-2006, 06:45 PM
I've got 95 and 96 cylinders in my garage, they are identical.
VMAX535
12-13-2006, 07:09 PM
Anybody know what ??????
Blahhh, Blahhhh, What????? are U asking, LOL
I need to go watter my horse!!!!!!
/535
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