Originally Posted By crabman173
911 maybe but 924-16 better IMO It is a double that requires guide be topped for seals etc
911-16 is great spring and will work if installed at correct height but our rule of thumb puts your cam choice with a 924-16
Hope this helps
i'd use a 924 before a 911. 911 is very aggressive but comp doesn't seem to recommend it for higher lift cams. I don't use 911's anymore.