Small Engines (Lawn Mowers, etc.): torque, torque specification, head bolts

Question
how do i figure out what  to torque head bolts to on engines?

Answer
 Hello Chase:

 If you don't have the Service Manual then this Article might Assist you. It Gives you the Formula to Use. Go to this Addy and Scroll Down until you See the Formula. Also, this Addy http://www.imperialinc.com/pdf/A_FastenerTorqueCharts.pdf   has Common Torque Specification Charts. Thanks.

 Good Luck

 Respectfully

 John