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Z1 Motorsports' "Stage 2" VQ35 Performance Heads Include:

  1. Heads Disassembled & Cleaned
  2. Heads resurfaced & stamped with amount removed
  3. Valve Guides Checked
  4. Z1 Viton Valve Stems Installed
  5. Valves checked and replaced as necessary
  6. High Flow Radius Cut Valve Job with appropriate Bowl Work
  7. Valves installed and lapped in
  8. Valve stem height checked & proper cam to lifter clearances set 
  9. Combustion chamber leakdown test ensures less than 5% leakdown past fresh valve job
  10. Camshaft Journals Polished 
  11. JWT Valve Spring & Shim Kit
  12. JWT S1, S2, or C2 Cams - Please select from the options below

 All head packages include ONE PAIR of reworked heads.

$500 Refundable core charge applies.    View our core return form and policy

Available Options:

Engine Type:


Camshaft Type:


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