GM LS3 CNC SQUARE PORT Cylinder Heads, 276CC RUNNER Bare Pair (CNC ported in Australia)
LS3 CNC Ported Cylinder heads - NEW - Outright.
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Description
LS3 CNC Ported Rectanlge Port Cylinder Heads, Pair New Cylinder heads,
*NO Exchange required*
DRP-LS3-276CNC Rectanble CNC Ports Specifications:
- Rectanlge Port Intake: 276cc CNC Ported Runner
- Valve Guides: Premium Bronze Valve Guides. (Factory OD)
- Material: Hard 356 Aluminium - Race Quality.
- Valve Seats: 3 Angle Valve Seats - CNC machined - ready to assemlbe
- Intake Port Volume: 276cc - CNC ported
- Exhaust port Volume: 92cc - CNC ported
- Intake Valve size: 2.165" (Factory size)
- Exhaust Valve size: 1.600" (Factory size)
- Combustion Chamber: 66cc *tested with DRP valve Dish - can vary depending on dish of valves
- Combusiton Chamber CNC: NO - we have kept this as cast to keep compression
- Valve Angle: 15 deg (Factory Angle)
- Min bore diameter: 4.000" *not suitable for LS1 blocks with the smaller bore
- Intake port location: stock
- Exhaust port location: stock
Flow Figures: 4.000" Bore @28"
| Lift | Intake | Exhaust |
| 0.100 | ||
| 0.200 | ||
| 0.300 | ||
| 0.400 | ||
| 0.500 | ||
| 0.600 | ||
| 0.700 |
Specifications
| SKU | DRP-LS3-276CNC |
| Brand | DRP |
| Unit Of Measure | ea |
| Warranty | 1 Year |
| Bundle Description | PAIR |
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