BTR .650" ULTIMATE RPM SPRING KIT WITH TITANIUM RETAINERS - SK703 VALVE COVER GASKETS: 1 x

VALVE COVER GASKETS: 1 x BTR LS VALVE COVER GASKETS - SOLD IN PAIRS - BTR-37683-2

Developed by John Bewley at Lil Johns Motorsport Solutions

LIFTER TRAY : 1 x BRIAN TOOLEY RACING LIFTER TRAYS - SET OF 4 - BTR95365-4

5 grams and utilize ARP cap hardware

BTR .650" ULTIMATE RPM SPRING KIT WITH TITANIUM RETAINERS - SK703 VALVE COVER GASKETS: 1 xBTR Ultimate RPM Spring kit Sk703 . 650" max lift BTR designed this valve spring kit for use in higher rpm combos ,especially for use with added cylinder pressures found in boosted applications. This kit was designed to help keep your valve train stable in the higher rpm ranges found in today's technically advanced valvetrain systems. Paired with light weight valvetrain components and the proper cam lobe design, we've run these past 9000 rpm in