Comp Cams Camshaft Kit, LS1 XR281HR-12 Carbon Fiber The Perimeter Seal system is

The Perimeter Seal system is the latest technology from Racing Optics that allows for a tighter seal to your helmet visor

Fits 2002-2004 Porsche 911 Carrera 4S

Front frunk cover trim replacement design

Extremely bright high-output lighting

making it ideal for replacing worn or damaged OEM units

Comp Cams Camshaft Kit, LS1 XR281HR-12 Carbon Fiber The Perimeter Seal system isSpecifications Advertised Duration: 281 int. 283 exh. Advertised Exhaust Duration: 283 Advertised Intake Duration: 281 Assembly Lubricant Included: Yes Basic Operating RPM Range: 2,200 7,200 Cam Style: Hydraulic roller tappet Camshaft Gear Attachment: 3 bolt Camshaft Manufacturers Description: High RPM street strip camshaft for use with FAST LSX intake. Requires programmer. Computer Controlled Compatible: Yes Duration at 050 inch Lift: 228 int. 230