Yamaha 90hp Head Torque Requirement?

FishermanEd

Recruit
Joined
Jan 4, 2004
Messages
5
I would like to check the torque of my Yamaha 90 hp head bolts but do not know what the torque pounds requirement is? Can anyone provide that to me? Thanks in advance.
 

BRIAN03

Petty Officer 1st Class
Joined
Oct 17, 2003
Messages
284
Re: Yamaha 90hp Head Torque Requirement?

144 inch/lbs. or 12 ft./lbs. I do 10ft./lbs. then go to 12ft./lbs. I put a little oil on the threads when installing.
 

FishermanEd

Recruit
Joined
Jan 4, 2004
Messages
5
Re: Yamaha 90hp Head Torque Requirement?

BRIAN03,<br /><br />Thank you for the information. I appreciate it.
 
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