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hi mate.......... yeh my engine is an adjustable tappet type which would have solid lifters i guess...... i am setting my tappets at 9 thou for intake and 14 though for exhaust (cold).... might try dropping douwn to 5 thou and see if i can stop the tappet noise......... then i can at least tell if i...

hi all, got a problem with my brumby............. just put a secondhand engine in my brumby, while engine was out did valve stem seals and set the tappets...... started the engine and runs sweet...... after a minute or so a tapping starts from the right hand rocker cover ( sounds like a tappet)... a...