
PERFORMANCE VALVE SPRING KIT FOR EVOLUTION MODELS & TWIN CAM
WEIGHT: 1.17- USE WITH CAMS UP TO .650" LIFT
- DOES NOT REQUIRE CYLINDER HEAD MACHINING FOR INSTALLATION
- INCLUDES TITANIUM TOP COLLARS
- INSTALLED HEIGHT OF 1.800" CREATES SEAT PRESSURE OF 180 POUNDS
- AT OPEN HEIGHT OF 1.150" CREATES SEAT PRESSURE OF 400 POUNDS
- INCLUDES VALVE KEYS
MANLEY
FITS BIG TWIN EVOLUTION 1984/1999 , TWIN CAM 1999/2004 & SPORTSTER 1986/2003
BY: MANLEY PERFORMANCE