See more: Valve Springs & Parts
Beehive Spring Kit for use with .600" thru .650" valve lift. Seat pressure 180 lbs. Comes with CNC machined Extreme Duty 9 degree locks. These Beehive springs will coil bind as late as at 1.150" lift, which is much later as regular valve spring kits., Beehive kit with chromoly retainers
AV&V's extreme duty valve spring kits contain valve springs manufactured from ultra clean high silicon Kobe alloy wire then micro shot peened and nitrided. Kits come with retainers and keepers as specified below.