75 mm Long
The Varitune performance adjustable mufflers have been developed and designed to give you full control over the sound and performance of your vehicle
At Hyperco we have invested heavily in computerized scale test equipment to insure accuracy and consistency
We recommend the use of Edelbrock Gasgacinch (Part #9300) on the intake manifold mounting surfaces of the cylinder head and on the bottom side of the intake manifold gaskets
The Comp Series is the real deal with rotary forged centers for incredible strength and precision CNC spun outer rims for unrivaled trueness
Isky Cams Endurance Plus Dual Valve Springs (Green/Silver/Orange) - 1.560" O.D., .740" I.D. 935013 75 mm LongTest 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