Genuine LS9 Camshaft 12638427

Genuine LS9 Camshaft. Good mild camshaft upgrade for 6.2L LS3's, naturally aspirated they typically add 30rwhp. Also good for supercharged LS3's. 
These are a 3-bolt style cam and will only work with Gen 4 engines with the cam sensor on the timing cover. 

• Duration @ .050" Lift( Deg): Intake: 211 / Exhaust: 230
• Maximum Lift (in) W/ 1.7 Rocker: Intake: .562 / Exhaust: .562
• Lobe Centerline ( deg): 122.5

These cams work with stock LS3 valve springs. 

Part number 12638427