Specifically designed for Oval cars utilizing the Small Block Chevy engine, Featuring extra an extra machining process to clearance the lobes so they do not contact the connecting rods on stroker motors, Solid flat tappet style camshaft and has a 2500 to 8000 RPM range, Intake duration is 289 and exhaust is 300, It has a total of 106 ° of lobe separation.