New single Melling rocker arm.  This is a straight rocker arm, which will fit all LS engines 1997-2012 for the exhaust valve (Except LS7), and all LS motors (Except LS3/LSA/LS9/L99/LS7) for the intake rocker.  Stock ratio (1.7:1).  Stock replacement but uses the upgraded trunion system vs caged bearings.  Sold individually. Fits the following.

98-02 LS1 Camaro (Intake or Exhaust Rocker)
98-02 LS1 Firebird/Trans Am (Intake or Exhaust Rocker)
97-07 LS1/LS6/LS2 Corvette (Intake or Exhaust Rocker)
08-13 LS3 Corvette (Exhaust Rocker Only)
10-13 LS3/L99 Camaro (Exhaust Rocker only)
04-07 LS6/LS2 CTS-V (Intake or Exhaust Rocker)
04-06 LS1/LS2 GTO (Intake or Exhaust Rocker)
99-06 4.8L/5.3L/6.0L Trucks (Intake or Exhaust Rocker)