Below is a general manufacturer product group description. Please note the information below is not item specific. Item specifics are above in product details.

Look no further for the absolute premium valve locks in the Sport Compact industry. Manufactured from premium quality heat treated steel and machined to exacting tolerances, Manley locks fit the valve and retainer the way they are supposed to fit! Why use stamped, stock locks with your new aftermarket valves, springs, and retainers when you can use Manley Performance locks? Ours are simply superior in material, tolerance, installed height, and overall quality.