Valve sizes- 919 - Wrist Twisters
 
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post #1 of 4 Old 12-17-2014, 10:36 AM Thread Starter
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Valve sizes- 919

Anybody know head diameters for the in and ex valves for the 919? I am away from my manual, can't download one at work...

30,000 mile 919 survivor. No plans of stopping the abuse any time soon.
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post #2 of 4 Old 12-17-2014, 12:33 PM
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Couldn't see it in the manual...

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post #3 of 4 Old 12-25-2014, 08:01 PM
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Did you ever find out what size valves a 919 has? The 900RR has 27.5 MM intakes. Not sure if the 919 is different or not?

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post #4 of 4 Old 04-02-2015, 01:20 PM Thread Starter
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Quote:
Originally Posted by Mark57 View Post
Did you ever find out what size valves a 919 has? The 900RR has 27.5 MM intakes. Not sure if the 919 is different or not?
Valve sizes are identical between the bikes; ports and cams are WAAAAY different though.

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