Isky Cams Oval Track Solid Flat Tappet Camshaft - SB Chevy - 545 Grind - 2500-6700 RPM Range - Advertised Duration 278, 278 - Duration @ .050" 250, 250 - Lift .545", .545" - 108 Lobe Center 20-OTL-NG-ML 25" x 17" x 17"

25" x 17" x 17"

Complete with Brackets

2019-2019 GMC Sierra 1500 Limited

For 3 decades

1-1/2 to 1-3/4 in Bar Mount

Isky Cams Oval Track Solid Flat Tappet Camshaft - SB Chevy - 545 Grind - 2500-6700 RPM Range - Advertised Duration 278, 278 - Duration @ .050" 250, 250 - Lift .545", .545" - 108 Lobe Center 20-OTL-NG-ML 25" x 17" x 17"Single pattern overlap reduced for restricted intake classes (Late model stock) 3 8 mile track long rod applications. 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 dyno facility. To properly evaluate and prove the efficiency of Isky racing cams and valve train