GSC Power Division S3 Billet Performance Camshaft Kit STi V7 - V9 Non DBW

Billet S3 camshafts for the Subaru EJ207 version 7 and above with single AVCS. They are designed for drag use only, on fully built engines in the 750-1,300 WHP power range and a 4,500-9,500 rpm rev range.

Certain engine modifications are required to use the full potential of the S3 profile:

• Built bottom end (closed deck or sleeved)
• Built/ported head
• All supporting fuelling upgrades
• Aggressive dyno tuning

Upgraded valve springs are required.

Part number: GSC7027S3