Recent content by JonnyC

Hi a41capt, whats the old trials bike?

Two nice layouts. How will the bronze cages be locked into the heads? Also, why the need for space saving on the right hand valve arrangement? When I looked back at the engine drawing I thought it was because the exhaust side sits lower than the inlet side but then realised that its the angle of...

Hi, love the posts, this is a major undertaking and made to look so easy. I'm watching with interest on how the various issues are approached regarding scaling a real engine. It looks like (from the bore in the cylinder head as though you are going to use some sort of valve/seat/spring...

Hi, I'm watching in the background on this beautifully engineered piece of work and admiring the detail you are going to on every part of it. Looking through the rod, cap and bearing machining you appear to have machined the rods and caps complete as one piece. Did you then split them and re...