Harland Sharp LS Roller Rocker Arms, Pedestal Mount, 1.7 Ratio, Aluminum, Chevy, LS1/LS2/LS4/LS6, 4.8/5.3/5.7/6.0L, Adjustible

Harland Sharp LS Roller Rocker Arms, Pedestal Mount, 1.7 Ratio, Aluminum, Chevy, LS1/LS2/LS4/LS6, 4.8/5.3/5.7/6.0L, Adjustible Notes: These adjustable rockers are designed to mount to the factory location. They do require shorter pushrods and additional clearance to the cylinder head. We recommend them only to be used for serious racing applications.
Specs:
Rocker Arm Mounting Style: Pedestal
Self-Aligning: No
Rocker Arm Ratio: 1.7
Rocker Arm Style: Full roller
Shims Included: No
Rocker Arm Material: Aluminum
Rocker Arm Body Style: Narrow
Rocker Arm Fasteners Included: Yes
Rocker Arm Finish: Orange anodized
Quantity: Set of 16.
Notes: Adjustable rocker arms. Not designed to be a replacement for the factory rocker system. Require shorter pushrods and additional clearance to the cylinder head. Fits:
1997 to 2004 GM LS1/LS6 & 2005 to Present GM LS2/LS4 Special Notes:
Harland Sharp original series, "Adjustable" pedestal mount, GM LS1/LS6 roller rockers are not designed to be a replacement for the factory rocker system. 

InstructionsDyno Chart (LS1)