All VAC cylinder head services are performed on existing customer cores. This requires the customer's core to be supplied to VAC for servicing.
If you do not have a core, then contact our sales team at Sales@VACmotorsports.com to have one sourced.
Stage 1
Stage 2
Stage 3
CNC 5-Axis Porting
NO
YES
Performance Valves
Performance Springs
Performance Retainers
Valve Guides*
Valve Seals
Multi Angle Valve Job
Resurfaced Mating Surface
Complete Assembly
*Reflects included Valve Guide Labor Costs, if new Valve Guides are required, then an additional charge will be added
VAC Tech Tip:
Cleaning up the path of the intake and exhaust around the valves as well as a multi-angle valve job net power gains with no drawbacks! Every engine rebuild can benefit from this addition.
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