Description
CNC Ported LS1 LS2 CATHEDRAL PORT - 243 HEADS to suit the 5.7ltr and 6.0ltr
CNC Ported LS2 - 243 CYLINDER HEADS - Flows 632HP @ .600" lift camshaft!
Assembled, using Stainless Steel valves and DRP Polished Dual Spring kit (PAC Springs). Hand assembled by Total Performance in Melbourne.
These Cylinder heads are a CNC Ported performance replacement to the GM 243 heads. All factory mounting points with the Performance of an upgraded CNC ported 243 port and as cast chambers to maintain compression ratio, all assembled and reay to bolt on and go!
2 Assembled CNC Ported Heads included in sale. OUTright (no exchange)
Brand New Pair of genuine DETROIT RACING PRODUCTS Cylinder heads.
- CNC Ported - In Melbourne, Australia
- Intake Port: 241cc (CNC Ported)
- Exhaust Port: 84cc (CNC Ported)
- Intake Port dimensions: 3.300" H x 1.120" W
- Factory Valve Guides 0.500" OD x 8mm stem. - see photo of checking tolerance.
- Hard 355-T6 Aluminium - Race Quality.
- 3 Angle Valve Seats - machined - ready for assembly
- Deck thickness: 0.360"
- Intake Valve size: 2.00" factory size*
- Exhaust Valve size: 1.55" factory size*
- Combustion Chamber: 66cc - as cast
Exceptional Quality for a Wow factor of a price!
These Cylinder heads flow and work like you wont believe. Best Bang for your Buck!
Dont waste your time or money on rebuilding old units - upgrade now. Forget the headaches, poor valve seats and crack testing woes.
Assembled using:
- PAC Polished Dual Valve Springs
- DRP Stainless Steel Valves (Made in the Argentina)
Assembled at Total Performance - Melbourne.
Flow Figures: Lift 0.xxx" and flow in CFM note:
Flow Figures: Taken at 28"hg on a 4.000" Bore
HP figures are "Potential" based on Flow/Velocity calculations*
Lift Intake Exhaust
100 67 66
200 144 107
300 209 136
400 253 154
450 273 162 560hp
500 295 169 607hp
550 305 175 626hp
600 307 182 632hp
650 309 186 636hp
Specifications
SKU | DRP-LS243CNC-DSHR |
Brand | DRP |
Unit Of Measure | ea |
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