Enhance the durability and performance of your engine with these premium Valve Cover Spreader Bars, designed to evenly distribute the load on bonnet bolts and improve the sealing of bonnet gaskets. Crafted from high-quality aluminum alloy with a sleek chrome finish, these 4 3/4-inch spreader bars deliver professional-grade stability and long-lasting service life for small block engines. Key Features: · Load Distribution Enhancement: Effectively distributes the load on bonnet bolts, ensuring a tighter and more reliable seal on bonnet gaskets to prevent leaks and maintain engine integrity. · Engine Compatibility: Specifically designed to fit Chevy small block engines including models 283, 305, 327, 350, 383, and 400, helping to maintain optimal engine performance. · Chrome Finish & Durable Material: Made from robust aluminum alloy with a chrome finish that resists corrosion and wear, providing both aesthetic appeal and extended durability. · Thread Size Compatibility: Suitable for all engines using 1/4-20 thread bolts; not compatible with Pontiac engines and Ford FE engines using 5/16-18 thread bolts. · Professional Manufacturing: Manufactured with precision and exquisite workmanship to ensure a reliable, long-lasting product that meets professional standards. Specifications: · Condition: Brand New · Material: Aluminum Alloy · Color: Silver · Size: 4 3/4 inches · Fitment: Compatible with Chevy small block engines (283, 305, 327, 350, 383, 400) using 1/4-20 thread bolts Package Includes: · 8 x Valve Cover Spreader Bars These Valve Cover Spreader Bars are an essential upgrade for maintaining the performance and reliability of your Chevy small block engine. Their sturdy construction and precise fit help protect your engine components by ensuring better gasket sealing and load distribution, making them ideal for both professional mechanics and automotive enthusiasts.