Stainless Steel Roller Rocker Arms and Valve Spring Kit, LS

Rocker Arms

• 1.8:1 ratio with 3/8" stud diameter
• Extra large full needle bearing trunnion
• Withstands spring pressures up to 700 lbs
• Chrome-moly push Rods recommended
• Fits GM LS engine applications
• Set of 16 rocker arms and poly locks

Valve Spring Kit

The BTR Platinum Spring Kit would be inducted into the LS Aftermarket Hall of Fame if such a thing existed. Whether you're putting together a daily driver with a mild cam, a 600 hp N/A stroker, or a turbocharged 1000 hp brawler, our Platinum Spring Kit will make sure your valves are right where your cam wants them to be at all times.

• Designed to be used with stock rocker arms.
• Drop-in kit for 15° LS heads. It will also work with LS7 heads when used with a .045" shim (will not fit LS9 engines)
• Includes:
  • Dual polished springs
  • Locks
  • Chromoly Steel Retainers
  • Locators for Stock Guides
• Valve Seals Spring specs:
  • 155 lbs @ 1.780"
  • 380 lbs @ 1.180"
  • 400 lbs @ 1.130"
  • Coil bind @ 1.070"