Shimming when you’re winning
So, a large part of today was spent fitting both heads and shimming the valve gaps. As I had lapped all the valves previously, it meant that most of the shims had to be replaced. Luckily, with shims from spare heads available, we were able to complete the task. Now to get it back in the frame…
Gearbox – check!
The new superfinished and modified gearbox is in, the selector mechanism fitted and tis all working. Now refitting everything on the clutch side. The clutch basket has been rebuilt and polished by James at Superfinishingsuk in Bridport and is looking rather sweet. Next, the heads will be rebuilt and hopefully by the end of next week, the engine will be back together and replaced into the chassis (pronounced ‘shassee’ just in case you dint know ). We hope to try out a previously untried (by us or anyone we know of) tuning method which atm is top secret but should let us free the beast in our Mission 9 quest.
Prepping for rebuild
A fair bit of time yesterday was spent prepping the Ducks original engine ready for rebuild(draining of fluids, cleaning and removing old gasket material). Today, I went to advance to removing everything that didn’t need to be on there (heads and such like) only to find cylinder no 4 has a severe wear groove in the cylinder wall. I now have two choices. Get a new liner fitted which means crank and pistons out which is something we wanted to avoid or start the procedure all over again with another engine. The next engine is on the bench waiting for me to finish my (very much needed) cup of tea.…