Camshaft Advertised Duration
Camshaft Duration @ .050"
Dart™ SHP Cylinder head castings
►180cc or 200cc Intake Runner
►64cc or 72cc combustion chamber volume
►Straight spark plugs
►2.02 stainless intake valves
►1.60 stainless exhaust valves
►Howards HP valve springs
►Howards chrome moly valve spring retainers
•A356-T6 aluminum alloy
►Bolt on compatibility
•Standard valve angle and spacing are retained to allow use of off the shelf pistons and valve train components.
►Manganese bronze intake valve guides extend cylinder head life.
►Hardened exhaust seats are compatible with unleaded gasoline
►Multi-angle intake seats and radiused exhaust seats dramatically increase air/fuel flow
►Cast, machined and assembled in the USA
Additional Parts Included
No head bolts or gaskets are supplied with this part number