1987-1997 Chevrolet Small Block - 305-350 Cubic Inch - Tall (3.75") - No Hole 2018-chevrolet-city-express-esi4873675 2A/5 - Triple Layer -

2A/5 - Triple Layer - Aramid - Gray / Black - Size 60 - X-Large - Each

550 in Body - 3/16 in - Steel - Zinc Plated - Set of 10

5 in Coil-Over to 5 in Spring - 1

495 in - Duration 264 / 270 - 110 LSA - 1000 / 5000 RPM - Pontiac V8 - Each

Valve Spring - Single Spring - 134 lb/in Spring Rate - 1

1987-1997 Chevrolet Small Block - 305-350 Cubic Inch - Tall (3.75") - No Hole 2018-chevrolet-city-express-esi4873675 2A/5 - Triple Layer -Holley is pleased to release its latest fully licensed product GM Track Series Fabricated Aluminum Valve Covers. The GM Track Series family of valve covers gives you an excellent way to add a high end fabricated look combined with a lightweight and tough valve cover for your favorite Chevy engine. These valve covers are constructed of 6061 T5 sheet aluminum, feature a laser etched "Chevrolet" and Bow Tie logo, and precision TIG welded for a proper