Perfect Circle Engines
LS1/LS2/LS6 CNC Head Package
LS1/LS2/LS6 CNC Head Package
Regular price
$1,895.00 USD
Regular price
$1,830.00 USD
Sale price
$1,895.00 USD
Unit price
per
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NEW HEAD CORES INCLUDED!!
Fully Assembled and a true ready-to-install cylinder head package. Free Shipping to 48 states!
Rated for and tested at 1200+whp
15* Cathedral Port
230CC Intake Runner (CNC Ported)
2.00"/1.60" Manley Valves
Brian Crower Beehive Spring kit (Max lift .600")
Bronze Valve Guides for improved valve stem life.
Newen CNC Valve seat profiles for max efficiency and concentricity.
Centroid 5-Axis ported for the most consistent runners on the market.
CNC Chambers optional*
355-T6 High Density Aluminum heads with thicker deck for boosted applications.
|
LS1 Flow Chart |
|||
| Lift | Intake |
Exhaust |
|
| .200" | 157 cfm |
116 cfm |
|
| .300" | 210 cfm |
157 cfm |
|
| .400" | 264 cfm |
195 cfm |
|
| .500" | 299 cfm |
217 cfm |
|
| .600" | 312 cfm |
225 cfm | |