Then I turned the sketch into a model using the weldment command
step 3 of 10
Then I modelled the rear triangle, this took sometime to get right. It mainly uses simple tools, however took a lot of tweaking to get right.
step 4 of 10
Rear wheel, mainly revolved and circular interpolation tools used here
step 5 of 10
This is my third attempt at the engine and I still think the dimensions are off a little. Again simple steps to create this model, however I worked hard to make it as few steps to create as possible.
step 6 of 10
Another View
step 7 of 10
I put everything together, then added a background, cameras and lighting for the render.