Proform 66914 Self-Aligning Aluminum Roller Rocker Arms, 1.5 Ratio for Chevy Small Block Engines w/Centerbolt Heads [3/8 in. Stud]
778-66914
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Small Block Chevy
66914 Self-Aligning Aluminum Roller Rocker Arms Features:
- Rated for up to 450 lbs of Open Load Pressure
- Precision machined
- Lengthen Valve Train Component Life
- Reduce Wear On Valve Stem Tips
Specifications:
Will these rockers work on vortec heads
Will these fit Edelbrock e street 5073 heads
Will these work with a flat tappet cam
Will they work with a 584 lift cam?
Will the Polly lock nuts that are included work with stud girdles or will I need longer ones?
Running a Summit .450 lift cam on summit stock vortec heads if I upgrade to these will it be too much lift on those heads not sure of how much lift i can get away with running these heads
Will these work with stock lower profile valve covers or will taller valve covers be needed?m
Will these work on stock LT1 heads?
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.