BCBC VL-300 Engine Valve Lock - Intake

Engine valve lock for stock applications

The Melling VL-300 is a steel engine valve lock made for standard replacement use in a wide range of stock applications. It is manufactured in the USA and engineered to meet or exceed OEM requirements for each application.

• Steel construction for valve train service
• Standard replacement grade for stock engine builds
• 12-degree lock angle
• Single-groove design with 0.390 valve stem diameter
• Made in the USA

Application details

This engine valve lock is used during valve installation and service to secure the valve in the retainer. It is specified for applications that use a 0.390 valve stem diameter, a 12-degree angle, and a single lock groove. Compatible With Chevrolet C10, Chevrolet C20, Chevrolet C30, Chevrolet Camaro, Ford F-250, Ford F-350, Jeep CJ5, and International Scout II applications where the listed valve train dimensions match. The VL-300 part number is also referenced as VL-300 for ordering and catalog lookup.

This part cross-references Dorman - HELP 77095 and MOOG Hub Assemblies LK145 for the same application.

Used for these issues

• Replacing worn or damaged valve locks during engine service
• Installing reclaimed valves with new retaining hardware
• Restoring proper valve retention in stock engine assemblies
• Addressing valve train service needs on compatible OEM-style builds

Installation notes and quality

Install with the correct valve stem diameter and lock angle for the cylinder head and retainer combination. Melling states that valve locks should not be reused and should always be replaced with new parts during service. The VL-300 is engineered to meet or exceed OEM requirements for each application.