Part VLM78MMLSBL-050 is a valve lock, also called a valve spring retainer keeper, from Brian Tooley Racing's Super Series line. BTR offers Super Series valve locks in a variety of heights, angles and designs to fit various LS valvetrain designs as well as Ford Mod Motor applications. Lock angle, height and valve stem size must match the valves and retainers in the build, so confirm this exact part number against the valvetrain combination before ordering.
- Part Number: VLM78MMLSBL-050
- Product Line: BTR Super Series valve locks
- Component: Valve spring retainer keeper (valve lock)
- Line Coverage: Super Series locks are offered in multiple heights, angles and designs for LS valvetrains and Ford Mod Motor applications
FAQ
What is part VLM78MMLSBL-050?
It is a BTR Super Series valve lock, the keeper that locks the valve spring retainer to the valve stem.
Which engines does the BTR Super Series valve lock line cover?
BTR offers Super Series valve locks in a variety of heights, angles and designs to fit various LS valvetrain designs as well as Ford Mod Motor applications.
How do I make sure this valve lock is right for my build?
Valve locks must match the valve stem, the lock groove and the retainer angle being used. Confirm part VLM78MMLSBL-050 against the valve and retainer combination in the build before ordering.

