We machine your supplied castings. Price includes hot tank and blast cleaning, installing bronze valve guides, our Stage 2 CNC port program, competition valve job, surface milling and new stainless steel exhaust valves. The titanium intake valves are cleaned, inspected and tumble polished to help reduce valve guide related wear.
Platinum dual spring kit.
Manley 221435 Dual spring kit.
WCCH-Stage 2 CNC LS9 and LSA Heads
Machined head assembly prices as follows:
New OEM castings completely assembled.
Add for Inconel exhaust valves (LS9 heads)
Add for hollow stem intake valves (LSA only)
Add for titanium intake valves and lash caps
Note that the LS9 heads are factory equipped with titanium intake valves and lash caps.
WCCH-Stage 3 CNC LS3/L92 Heads
Complete assembly prices include:
New GM head castings,
Stainless steel valves & Platinum dual Springs
WCCH-Brodix LS7 CNC Heads
Machined finished bare castings: (base price) includes CNC porting, bronze valve guides installed, competition valve job, surface milling and assembly.