BTR SPRING KIT – SOLID ROLLER LSx – .750″ LIFT – SK427
When you take the plunge into a solid roller combination, taking the guesswork out of the valvetrain combination is a huge relief. For that reason, BTR is proud to introduce the SK427 valve spring kit.
(16) SR532 titanium retainers
(16) PSI-DR427R ML valve springs
(16) VS LS valve seals
(32) VLM8-8MM-1 valve locks
(16) SLS128-1 locators (stock guides) OR (16) SLS138-1 locators (bronze guides)
NOTE: Please check valve guide clearance if you exceed .650 – .660 lift.