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LL8 4.2L 2006-2009 STOCK CAM SPECS

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Your Price: REFERENCE ONLY - NFS
Item shown in picture may not represent exact product .
 
These are the average specs pulled from the stock 2006-2009 291 hp LL8 cams we've had in the shop. To be used as a reference point only. All duration numbers are given at the lobe and not at the valve. GM publishes their numbers at the valve, so they will differ from what you see here. The exhaust cam has VVT for emissions.

Part Number: n/a
Grind Number: STOCK
Intake Duration (gross): 226
Exhaust Duration (gross): 240
Intake Duration (.050”): 170
Exhaust Duration (.050”): 184
Intake Valve Lift*: .430"
Exhaust Valve Lift*: .375"
Lobe Separation: 112?
Intake Valve Lash: .000"
Exhaust Valve Lash:  .000"
RPM Range:
1000-6000
*Based on 1.68 Rocker Arm Ratio

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