DetailsThese are Brad 5 A/Fuel Heads complete 25 Runs on since brand new everything. Complete with 2.425 titanium Intake Valves and 1.950 Ferrea Stainless Steel Exhaust. 10 Degree Manley Locks, Titanium Retainers and Lash Caps. Heads also have a complete down nozzle set up with jets jumpers and nozzle bodies also all brand new. Heads include all Studs and 0-Rings. Can Be made to be single plug alcohol heads and changed over to Titanium Exhaust Valves and Can upgrade to the latest Nextek Springs if desired. Contact for more information.