Product Description
Harland Sharp LS7 Adjustable Roller Rocker Arms 1.8:1 Ratio
Fits LS7 7.0L engines used in 2006-2013 Z06 Corvette and 2014-2015 Z28 Camaro
Harland Sharp adjustable rocker arms are designed for GM Gen LS 7.0L engines with square port cylinder heads, providing precise valvetrain control and improved durability for both street and performance applications. Featuring a 1.8:1 ratio, these rocker arms offer the added benefits of an adjustable, roller-style design.
Manufactured in the USA from high-strength aluminum, each rocker arm is CNC-machined for accuracy and equipped with a needle-bearing fulcrum to reduce friction and wear. The adjustable design allows for proper valve lash and preload setup, making them an excellent choice for camshaft upgrades or performance-oriented builds.
Features:
- Designed for GM LS 7.0 liter engine (square port cylinder heads)
- 1.8:1 rocker arm ratio
- Adjustable design for accurate valve lash/preload
- Requires: Valve cover spacer or taller valve cover (they do require some clearance work on the head)
- Requires: .200 shorter pushrod for proper installation (recommend to check for proper pushrod length and preload)
- Includes all 8mm grade 8 socket head cap screws and pedestals
- Roller tip design to reduce valve stem wear
- CNC-machined high-strength aluminum construction
- Needle-bearing fulcrum for reduced friction and wear
- Improves valve train stability and durability
- Made in the USA
Special Notes:
Harland Sharp recommends soaking the rocker arms overnight in a zinc-based oil prior to installation to ensure proper initial lubrication.
