Search results

Have you seen this site, not sure if it will be any help but might be worth a look https://gregsmachineshop.com/offy-build-draft/offy-build-introduction/

you just took a guess (that's Ignorance) --- you need help

It was not a statement just a question Im not looking for the plans as I have already got them, I purchased them from him on a USB stick about a year ago (legal copy) A simple YES is all that was required, not some smart remark

Are they still under copyright if they are no longer sold

Made a new inlet manifold today, it now goes straight into the diffuser Can't do to much still waiting for my hand to heal, but its all good so now the fuel tank is to low, I packed it up on to some foam and did get it to run for a short time as it runs out of fuel I now need to seal up...

Great work looks really good, you have the hardest parts done

I'm using Fusion 360

With having surgery on my hand I can't be in the workshop machining So Thought I would do some drawing, started to model the Hodgson 9 Cylinder radial

I did try to start it, unfortunately it would not keep running it would fire It took a while to get the timing right (ignition), it's looking like a fuel problem, so I have. made a new Bake plate and put the carby inlet in the back, so it goes straight into the diffuser My feeling...

Finished the inlet pipes This is the. fixture I used to bend the pipes When I had the pipes to the correct length I made this jig to cut them so they are all the same

Made a fixture to hold the exhaust and inlet plates to a 1/4". hole at a 15° angle Exhaust pipes were silver soldered and polished Installed on the engine

Thank you for the suggestion, I will defiantly look into that

Have been waiting for some Cerrobend to be delivered, it arrived this week It has a low melting point 70deg I got a birko that is used to boil water and a small stainless steel cup The cerrobend is put in to the cup and then the cup is put into the boiling water and this melts the metal, then...

I used the plugs I made and the gap is around .023in or .58mm that ma need adjusting not sure yet CDI was from Roy Sholl, he has stoped producing them but has passed it on to Dan Williams, dlwssignition @ gmail . com Roys web page is still up if you want to look at it https://www.cncengines.com/...

Welcome to the forum

Welcome to the forum

The hall effect sensor is installed, connected the electronic ignition to test that it works, all good fires the spark plug ok

The Engine stand is almost complete, just have to make a bracket for the remote needle valve

I think from memory I used the spare cylinder as test piece, The threaded area of the valve cages on the plan is .313in long and the cages are flush with the top of the head, I just drilled down and kept checking the depth with a light and magnifier to see how close it was to the bottom, when I...

Back brace for the side frames and the throttle lever are finished