Isky Cams Endurance Plus Dual Valve Springs (Orange/Yellow/Brown) - 1.530" O.D., .730" I.D. H753C3056 The bags are produced from

The bags are produced from the material which is both durable and handy

Universal Fitment 4 Pinion Shim for 2

ELITE Hedders outlast and outperform ordinary Hedders

GM F-Body 1970-73

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Isky Cams Endurance Plus Dual Valve Springs (Orange/Yellow/Brown) - 1.530" O.D., .730" I.D. H753C3056 The bags are produced fromTest proven for 850 racing miles, Endurance Plus Springs featue a higher alloy outer spring "Plus" special processing for increased durability. Excellent for use in Sprint Cars, Super Modifieds, Super Late Models, Road Racing and applications up to 8400 RPM. As the world's largest racing, performance, and economy cam manufacturer, Isky maintains a dynamometer testing program for constant improvement of camshaft and valve train design. These tests are