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West Coast Stage 2 6.0L Cylinder Heads

$1,865.95

Cathedral port West Coast 6.0 Vortec Stage 2 CNC Ported Cylinder Heads. These stock casting heads have our CNC program specifically programmed to give the WCCH best possible flow!

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West Coast has you covered with our 6.0 Vortec Stage 2 heads! Machined on stock GM castings our Stage 2 CNC port program boast a 10% improvement in airflow over the stock “as cast” ports. Our standard cylinder head package comes with upgraded stainless steel 2.02″/1.57″ valves and a dual spring kit with titanium retainers.

WCCH Stage 2 CNC Ported 6.0L #317 Flow Data @ 28″ Water:

Valve Lift
.100″
.200″
.300″
.400″
.500″
.550″
.575″
.600″

Intake Lift
70.1
145.4
210.0
250.0
288.1
303.0
305.8
294.3

Exhaust Lift
59.1
119.1
174.2
213.3
228.5
230.7
230.9
231.9

Valve sizes: Intake = 2.02″ Exhaust = 1.57″
Intake runner volume = 232.4cc
Exhaust runner volume = 86.3cc
Combustion chamber volume = 73.5cc(w/min. mill)
Test bore = 4.030″
Intake port tested with radius flow plate
Exhaust tested with stub pipe

SKU: WCS260L Category: Tags: , ,