Cylinder Head Part Number #	3000-A/S (Bare)
Head Material	356-A Heat Treated T-6 Weld-able Material
Deck Thickness	.400, can be angle milled to 50cc, Improved water flow
Valve Angle	Standard Chevrolet 23-Degree
Combustion Chamber	64cc, High swirl design
Intake Runner CC	185cc, Standard Port Configuration, 1.135 x 2.050
Exhaust Port	Square, Raised Port, 1.385 x 1.385
Spark Plugs	Angled or straight plug
Intake Valves	2.020+.100 will accommodate up to 2.080
Exhaust Valve	1.600 + .100, will accommodate up to 1.625
Spring Seat Dia	1.550
Guide Material	Manganese Bronze, serrated shoulder
Valve Job	3-Angle performance CNC machined
Max Cam Lift	.630 with Std 7-degree retainers
Intake Gasket	Fel-Pro #1205 or Equivalent
Intake Manifold	Our early Cyclone, Typhoon, Crosswind, Hurricane manifolds
Valve Covers	Use 4-Bolt early or 1987-Up center bolt design