043 casting with Angle-D 40x 32.With long reach 3/4" spark plug.
Stainless steel valves. crommoly retainers,hardened keepers, single heavy duty valve springs.

*Include 3 angle valve job. 60,45 and 30 degrees.
*The chambers are fully shaped and the valves are completely unshrouded. That results in a less restricted
  chamber.
*Only shouldered silicone bronze guides are used.
*My special retainers. These retainers  offer  more installed high and the keepers do not rock inside
    the retainers. like some others do.
*The retainers have been tested and proven, on and off the track!
*The highest quality yet still light weight stainless steel valves are used.
*One set of gaskets are perfectly matched to the ports.
*CC's figures are
FREE!!
*Your motors compression figures are calculated for
FREE!
*Each set of heads is shimmed according to your cam & rocker specs.
"Example" fk10=has .383 lift @ the cam X 1.45 rockers = .555 lift @ the valve. I would set at: .655  or
.100 over total lift.
This is needed to receive the maxim life and  control out of your valve train.
*I will match your manifolds up-to 3" inside the manifold for
FREE!! or you may purchase a pair.
*Shipping + $5 box charge and tax not included. Call for more info.         
To place your Order
You can
upgrade
to Dual
Valve
springs.