106-5243 S&S Cycle EZ Start 570 Gear-Driven Cam
570GE Easy Start® Camshaft Kit for 1999-'06 Big Twins except '06 HD® Dyna®
S&S .570 inch lift cams are designed for 88 to 96 inch engines with compression ratios between 9:1 and 10:1.
This 570GE Gear Drive Easy Start cam is designed to greatly improve valve timing accuracy by eliminating timing chain lash and Easy Start Cams allow stock starter to start any engine.
For 1999-2004, these cam are not bolt in and need special springs. These cams are bolt in for 2005-2006 and can use stock springs.
Complete kit includes cams with inner gears and installation kit.
For 1999-2006 Harley-Davidson® big twin models (except 2006 HD® Dyna®). 2006 HD® Dyna® uses 2007-'16 style cams.