My bud and just rebuilt my 1600 cc sand railengine. Running great till yesterday. Sounded like it was running on 2 cylinders. all hoses and wires are connected
my new engine is now sounding like its running on 2 cylinders instead of four.
new components. ran great until yesterday. Fresh gas. still. will not idle runs
rough. rev up to 2ooo rpm runs momentarily then chokes down.