Don't trust your custom engine investment to just any rocker manufacturer. Harland Sharp has been manufacturing high performance parts since the 1950's and is committed to 100% Made in the USA. All materials are from USA resources. Every machining step is performed in the USA. Every component is assembled in the USA. Quality is built into every rocker arm they make. Beginning with the selection of materials, nine different 2024-T3511 high-quality aluminum extrusions are precision machined to ensure a perfect fit for every application.
Each completed piece is inspected and packed to ensure quality at every step of the process.
Now you know why Harland Sharp Rocker Arms carry a lifetime guarantee against manufacturing defects!
Harland Sharp Stud Girdles are CNC machined from aluminum, easy to install, lightweight and durable. They help stabilize your valve train and prevent stud deflection. Adjusting nuts are included.
- Stud Girdle Attachment Style:
- Clamp-on
- Rocker Arm Nuts Included:
- Yes
- Minimum Rocker Slot Width:
- 0.600 in.
- Rocker Arm Nut Thread Size:
- 7/16-20 in.
- Rocker Arm Nut Style:
- Polylock
- Tall-Style Valve Covers Required:
- Yes
- Stud Girdle Material:
- Aluminum
- Stud Girdle Finish:
- Orange Anodized
- Quantity:
- Sold as a kit.
- Make:
- Chevrolet
- Years:
- 1965-1990
- Engine Sizes:
- 6.5L/396-7.4L/454
- Engine Family:
- Chevy big block Mark IV
- Cylinder Head Style (application):
- GM Bowtie, Dart, Merlin, FLOTEK
