Front port in the head connects to the tube going to the top of the governor housing. Rear port in head has pipe connected to it going to the intake pipe on the air cleaner. If you look close the line over the valves has a small hole in it. Supposed to draw air or some of the crankcase mixture of stuff out. Some pullers plug the rear head port and run them without the pipe. Another way is to put a 2 inch long 1/4 inch pipe nipple in the front head hole under the cover. Then get a 400 or 450 valve cover and run a PCV hose from the opening in top of it to the air cleaner pipe. If running a regular air cleaner?
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Today's Featured Article - Torque Wrenches - by Curtis Von Fange. When working with fasteners a torque wrench can play an important role in the correct assembly of critical equipment components. Lets examine in detail some of the reasons for using a torque wrench along with how to correctly use the variety of wrenches available. Applying the proper torque to a fastener accomplishes a number of tasks. First of all correct torque will hold the parts together. This may seem like a trite statement but � think about it for a second. Engineers have designed
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