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This may help, hope the attachment works Mike.

This may help see here. http://www.wescoairanz.com/batco-x8401-polyalkylene-glycol-lithium-grease-grade-1-battenfeld-grease-oil-corp-08401-1-35-lb-in-a-5-gal-metal-pail/ BATCO X8401 Polyalkylene Glycol - Lithium Grease...Grade 1... Mike.

If your machines allow consider the Red Wing hit and miss engine, there is good cover of the build here. http://www.rcdon.com/html/red_wing_engine_project.html Mike.

You may find some Info here http://www.stubmandrel.co.uk/adept-register Mike.

I use ISO VG 68 Zinc Free Hydraulic Oil, I also use this oil in the Headstock and Gear box, my lathe is a Myford. this oil does not stain and keeps the slidways nice and clean, I'm in the UK but there will be equivalent oils in the USA. Mike.

A way to make flat drive belts for model engines. Mike. https://youtu.be/ds8un0NGrPw

You could try retarding the ignition a little which may assist the slow running, but as a hit and miss engine has no throttle control it will only slow down when the exhaust is latched out I would move the fuel tank a bit closer to the fuel mixer, a shorter fuel supply line may help with the...

Jim, If your engine is starting and running with the aid of the drill, it could be that the flywheels are not heavy enough to keep the engine turning over on it's own, adding a bit of weight to the flywheel rims in some way might be worth a try. Mike.

Just been looking at this site http://modelengineeringwebsite.com/Index.html There are down loadable PDF plans for a Lanz Bulldog tractor looks a very interesting project, well worth a look. Mike.

http://en.wikipedia.org/wiki/Flathead_engine Hope this works. Mike.

Not really up on this but see herehttp://en.wikipedia.org/wiki/Flathead_engine look for POP UP Piston Mike.

Hi. Not a stupid question, yes it can be a MS bar turned down to a fit, or as I did I used a 5/8" dia bar with two 1 1/2" dia disc's Loctited onto the bar then turned to fit the liner. Mike.

Hi. For my Wyvern I bored out the cylinder liner mounted in a four jaw chuck, I then made a mandrel to fit the cylinder bore (a good friction fit) and finished the outside diameter and the liner lip with the mandrel mounted between centres. Mike.

You say "Lots of leakage on Cylinders" cure that problem and try the engine again, if the cylinders are leaking badly then they are acting as a safety valve which is no good at all.

The first two in the top picture and the drill in the bottom picture look like the bits that go in a hollow mortise chisel, as used for woodworking.

On my Hit and Miss engines I use straight gear oil (AG 90) with no EP additives for the bearings and other oiling points, this oil will wick through a wick feed oil cup, and is suitable for bronze bearings, some oils with additives will damage bronze bearings. As mentioned Hydraulic oil is...

Graphite bar 1"dia in the UK Noggin End Metals Link. http://www.nogginend.com/product/Graphite-Round-Bar Mike

Hi JW, Not sure what you mean by share, the details of the pump are from a old LBSC book I have, if you can make the pump from those dimensions I would say go ahead. Mike.

Brian. The two holes in the bottom of the column, the Right Hand hole is drilled through into the hole at the bottom of the column, the Left Hand hole is a blind hole a 1/16" deep and a groove from that hole down to the bottom of the column. Mike

This may help. Mike.