This product was added to our catalog on Wednesday 22 February, 2012.
We are proud to introduce our new WERKSracing LE5/LE9 single high RPM valve spring kits. Tested to sustained 8000rpm in road racing applications and 8500rpm in drag racing applications.
Unlike other spring manufacturers ours are made right here in the USA by the same team that makes the valve springs for the Katech C6r LeMans Corvettes and GM Racing.
Drop in replacement, utilizes OEM seats, retainers and keepers
Tested up to 8500rpm!!!
16 springs and 16 Titanium retainers included in the set
82 lbs @ 1.290”
Titanium retainers now included!!!