Isky Cams High Endurance Valve Springs - Dual w/ Damper - Color Code: Natural - Outer O.D./I.D.: 1.530"/1.110" - Inner O.D./I.D: .730"/1.005" Trailer Storage Cases & Totes exhaust valve

exhaust valve

2003-2005 Freightliner XB Line

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2010-2010 Chevrolet Tahoe

Isky Cams High Endurance Valve Springs - Dual w/ Damper - Color Code: Natural - Outer O.D./I.D.: 1.530"/1.110" - Inner O.D./I.D: .730"/1.005" Trailer Storage Cases & Totes exhaust valveTest proven for 700 racing miles, Isky High Endurance Valve Springs are wound from "super clean" chrome silicone wire. Perfect for late models, modifieds and other race cars running up to 8000 RPM. Sold in sets of 16. 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 conducted daily in Isky's new enlarged