GSC Stage 1 EJ257 Billet Camshaft Set Dual AVCS (Intake and Exhaust) Heads Block Machining for Outfront Motorsports

Block Machining for Outfront Motorsports ½” Head Studs (Studs Are Additional)

layout (set up race

2016 Subaru WRX Limited 2

The unit is black oxide coated for rust resistance

Short nose = Right Side

GSC Stage 1 EJ257 Billet Camshaft Set Dual AVCS (Intake and Exhaust) Heads Block Machining for Outfront Motorsports*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 266 225 @ . 040" Peak Lift 10. 7MM Centerline AVCS Exhaust 264 222 @ . 040" Peak Lift 10. 4mm Centerline AVCS *Requires upgraded valve springs* Install to OEM shim specs for intake and exhaust