Originally Posted By BadMoonRacer
Received small block heads from an engine shop today. Had them insert new valve guides and do a three angle vale job. My question: Should I lap the valves? The engine shop did not return the valves marked for specific cylinders. This is a stock 273 ´67 year buildup.

Ragnar in Iceland


So a machine shop installed new guides, then cut the seats based on the new guides but never checked to make sure the valves will seal on the freshly cut seats? Sounds odd to me. shruggy