the weight with me in it was near 750kg. 110kg is me alone, I''m a big guy ( 188cm tall ) driving a small car. The car now has a 4-1 exhaust manifold with 1" tubes 1m long. Gives a bit more torque, was my first one I have ever made, so not a good design and still need to learn more about welding. Has some small leaks. Going to repaire these on a weekend.
...or...
hack it up and make a turbo manifold and fit a T25 garret on this 1E engine. I know turboing this thing would be strange, but I like doing strange things. Turboed carbed engine would be different. It looks like the Aisin ca