Honda service manual says for f12x you should get 20-27kpa which is about 6-8 in/hg. Thats not a lot of vacuum for operating bov's etc... I suspect its due to cam overlap.
1 - 2 of 2 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
A forum community dedicated to PWC owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, maintenance, for all SeaDoos, Waverunners, and Jet Skis.