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Old 08-10-2009, 11:29   #1
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Join Date: Jul 2008
Location: SWFL
Boat: Halman 27 Horizon
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Question Yanmar 2GM20 F Exhaust Riser bolt Torque specs

I need to know if Yanmar has a recommended lbs. of Torque for the exhaust riser bolts (4).
I replaced the mixing elbow and would like to set the bolts on the exhaust riser to factory specs so I do not crush the new gasket.
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Old 08-10-2009, 11:48   #2
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Join Date: Nov 2008
Location: West Coast, BC , Canada
Boat: Cascade
Posts: 595
In my shop manual it says......
M8 17-20
M10 44-50
M12 75-85
M14 125-135
Go outside and PLAY!
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2gm, 2gm20, exhaust, yanmar

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