All LSX heads are made of 356-T6 aluminium and feature a 5/8” thick deck that allows plenty of room for builder-specified combinations. Extra material cast in the port areas to accommodate professional porting. Uses 11mm (10) and 8mm (13) head bolts. 6-bolt per cylinder bolt pattern. LS7 style rectangle port design. 12 degree valve angle. Uses LS7 rocker arms/LS7 bolts. Accommodates production valvetrain components (except for Drag Race and Circle Track heads). Includes premium beehive-type valve springs (except for Drag Race and Circle Track heads). Valve guides for 8mm valve stems (except for Drag Race and Circle Track heads). Assembled with 2.200″ titanium intake and 1.610″. 12° valve angle, Minimum 4.100 bore. 270cc “as-cast” intake ports, 85cc “as-cast” exhaust ports. 70cc “as-cast” combustion chambers. 650 lift with premium springs. This item is in the category “Vehicle Parts & Accessories\Car Tuning & Styling\Engine, Tuning & Chips\Performance Cylinder Heads”. The seller is “mgpartsworld” and is located in this country: GB.
- Brand: Chevrolet Performance
- Manufacturer Part Number: 19354239
- Country/Region of Manufacture: USA
- Interchange Part Number: 19354239
- Other Part Number: 19354239
- Performance Part: 19354239
- Reference OE/OEM Number: 19354239
- Unit Quantity: 1