Feuling 574 Race Series Camchest Kit For Harley Twin Cam Feuling complete cam chest kits include necessary components from top to bottom of the cam chest conveniently packaged under one part number Features: 25-35 degree cooler engine temperatures 15-30 degree cooler oil temperatures 15-30 more pounds of oil pressure Quieter and smoother engine operation Eliminates wet sumping, blow by and oily air cleaners 574 Cam Info: Wicked power band for 103 and larger engines. Responds well to head work and increased compression. Go to bolt in camshaft for 110 engines. RPM range 2100-6500 Intake open/close 15/45 Exhaust open/close 61/14 Intake duration 240 Exhaust duration 255 Lift .574