Cylinder Head 4 Bolts Chevy/GM LS3 L92 L76 260cc 70cc Pair
The Chevy GM LS3 L92 L76 260cc 70cc Aluminum Bare Cylinder Head features a 4-bolt port design, 260cc intake runners, and is compatible with LS3, L92, and L76 engines.
| Material | A356.2 Aluminum |
| Intake Port Volume | 260cc |
| Intake Port Location | Stock |
| Exhaust Port Volume | 92cc |
| Exhaust Port Location | Stock |
| Combustion Chamber | 70cc |
| Valve Angle | 15 |
| Minimum Bore Diameter | 4.000" |
| Maximum Valve Lift (in.) | 0.55” |
| Intake valve | 2. 165" 8mm |
| Exhaust valve | 1. 60" 8mm |