Description M8 Ported Cylinder Head Package with 5 Valve Package (Full Race Heads) Includes: 5mm titanium valves, Moldstar seats, new bronze guides, .640 lift Star Racing springs, titanium Star Racing retainers, locks, and lash caps. Heads are capable of flowing 450cc. NOTE: Every configuration may not be immediately available / in stock. Depending on the configuration chosen, and availability of parts we do not manufacture, wait times may be longer for our Big Bore Kits & Cylinder Head Packages.
