| |
Stage 1 |
Stage 2 |
Stage 3 |
| CNC 5-Axis Porting |
NO |
NO |
YES |
| Performance Valves |
NO |
NO |
YES |
| Performance Springs |
NO |
YES |
YES |
| Performance Retainers |
NO |
YES |
YES |
| Valve Guides |
YES |
YES |
YES |
| Valve Seals |
YES |
YES |
YES |
| Multi Angel Valve Job |
YES |
YES |
YES |
| Resurfaced Mating Surface |
YES |
YES |
YES |
| Complete Assembly |
YES |
YES |
YES |
VAC Motorsports Stage 2 Cylinder Heads have the advantages of Stage 1, but here real performance begins.
Stage 2 heads have years in the field and have been fine tuned over the years to fully enhance the torque band and mid to top-end power.
Compatible with all other cylinder head upgrades as well as forced induction.
Our Stage 2 Cylinder Heads feature the following:
VAC Tech Tips:
Simply improving airflow is not enough, our heads are designed around improving velocity as well!
Stage 2 is a great match for performance cams and/or internals.
Our VAC multi-angle & Radius valve job is superior in every facet of performance to all other multi-angle valve jobs we have studied & tested.