Originally Posted by sgtbob
not sure what brand the new timming sets where. the new chains went on tight had to put a little elbow grease to get it on. no slack in the chain after it was installed
For something like that to happen surely;
a) cam bolt was loose? or
b) dowel in the camshaft snapped?
I've seen this happen in Holden 253/308's. Sometimes they got away with it.