• GSC Stage 3 Camshafts WRX 2006-2007 / STI 2004-2007

GSC Power Division

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Stage 3 Camshafts

Fits: 06-07 WRX, 04-07 WRX STI

$95625
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GSC Power Division Stage 3 Camshafts
Fits: 06-07 WRX, 04-07 WRX STI
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Fitment

Please Note: Intake-only AVCS engines. Upgraded valve springs are required. Due to the lobe size, head castings will need to be filed down slightly for clearance; check during install. Must be installed by an experienced technician. Verify fitment before purchase.
  • 2004-2007 Subaru | WRX STI
  • 2006-2007 Subaru | WRX

Description

The GSC Power Division Stage 3 Camshafts are billet S3 camshafts for the USDM Subaru WRX STI and WRX with intake-only AVCS, built for high horsepower drag applications with a stated power range of 750-1000 WHP and a rev range of 4500-9500 RPM. The manufacturer states a built motor with a built and ported head clearanced for lift and a standalone engine management system are needed to utilize the potential of the S3 cams.

  • Billet S3 camshaft set for intake-only AVCS engines
  • Stated power range: 750-1000 WHP; rev range: 4500-9500 RPM
  • Intake: 282 / 240 @ .040", 11.3mm peak lift, AVCS centerline
  • Exhaust: 282 / 240 @ .040", 11.3mm peak lift, 113 centerline
  • Upgraded valve springs are required; beehive valve springs are recommended but not required
  • Cam placement: long nose = left side, short nose = right side
  • Due to the lobe size, head castings will need to be filed down slightly for clearance; check during install
  • Proper break-in and high zinc oil are required; must be installed by an experienced technician
  • Part Number: 7025S3

Q&A

Does this fit my car?
This camshaft set is listed for the 2006-2007 Subaru WRX and 2004-2007 Subaru WRX STI with intake-only AVCS; verify fitment before purchase.

Are upgraded valve springs required?
Yes. The manufacturer states upgraded valve springs are required, and beehive valve springs are recommended but not required.

What supporting modifications are needed?
The manufacturer states a built motor, a built and ported head clearanced for lift, and a standalone engine management system are needed to utilize the potential of the S3 cams.

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