Oil pan bolts
Posted: Thu Dec 03, 2015 10:17 pm
The fasteners on my oil pan were so mixed up I have no idea what is right. Is it flat washer and bolt or flat washer, lock washer then bolt? 
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I've always had bolts and lock washers. The two longer bolts go through the exhaust pipe support. You have to be careful on not over-tightening these bolts to prevent damage to the cork gasket. Use of a torque wrench is a must, since the torque is very low, at 2.9-4.3 ft-lb (3.9-5.9 N.m).rjiggy wrote:Pdub,
According to the parts manual I have there are lock washers only. It also shows (3) 5/16" studs, (2) 5/16" bolts of one length, and (17) 5/16" bolts of another length. The part description does not give the length of the bolts or studs, and the
exploded view does not define all of the locations for each type. Mine had a hodge podge of 5/16" bolts in it, no studs.
I hope this helps.