GSC Stage 3 EJ257 Billet Camshaft Set Dual AVCS (Intake and Exhaust)

GSC Stage 3 EJ257 Billet Camshaft Set Dual AVCS (Intake and Exhaust)
  • GSC Stage 3 EJ257 Billet Camshaft Set Dual AVCS (Intake and Exhaust)
  • GSC Stage 3 EJ257 Billet Camshaft Set Dual AVCS (Intake and Exhaust)
  • GSC Stage 3 EJ257 Billet Camshaft Set Dual AVCS (Intake and Exhaust)
SKU GSC-7026S3
$998.75

GSC Power-Division Billet S3 camshafts for the 08+ Subaru STi EJ257 with Dual AVCS. These cams are built to suite the higher horsepower Subys. With a power range of 750WHP and up, you need some certain mods to utilize the true potential of the S3s. Built motor, with a built/ported head, and a good engine management system. Upgraded valve springs are required; Beehive valve springs are recommended but not required.

*Check Pictures for cam placement. Long nose= Left Side. Short nose = Right Side

**Due to the lobe size, head castings will need to be filled down slightly for clearance.

Intake 282 / 240 @ .040" / Peak Lift 11.5 MM / Centerline AVCS
Exhaust 282 / 240 @ .040" / Peak Lift 11.5mm / Centerline AVCS

*Requires upgraded valve springs*

Install to OEM shim specs for intake and exhaust