BCBC MLG100 Engine Valve Lifter Guide - Rear

Engine Valve Lifter Guide Overview

The Melling MLG100 engine valve lifter guide is a standard replacement part for select GM applications that use hydraulic lifters. It is made in the USA and built for proper fit, efficient operation, and quiet valve train performance.

Compatible with a wide range of Chevrolet, GMC, Cadillac, Buick, and Pontiac applications, this lifter guide supports stock-style valve train service where accurate lifter guidance matters. The MLG100 part number is used across multiple GM platforms, including Chevrolet Silverado 1500, GMC Sierra 1500, and Chevrolet Corvette applications.

Key Features

• Standard replacement valve lifter guide for hydraulic lifter applications
• Plastic construction for the specified fit and function
• Made in the USA
• Engineered for quiet valve train operation
• Built for proper fit and long service life

Application Details

This Melling MLG100 lifter guide is used in GM engines across trucks, vans, performance cars, and SUVs. Fitment includes 2000-2013 Chevrolet Silverado 1500, 1999-2013 GMC Sierra 1500, 2000-2013 Chevrolet Corvette, and many other Chevrolet and GMC models listed for stock applications. The MLG100 part number also cross-references GM 12551162 and 12569259 for the same application.

What It Helps Address

• Excess valve train noise from worn or damaged lifter guides
• Improper lifter guidance in hydraulic valve train service
• Fitment issues during stock-style engine repair
• Reduced consistency in valve train operation
• Premature wear caused by a deteriorated guide surface

Installation Notes and Tips

Verify engine code and lifter type before ordering, since this guide is listed for select hydraulic lifter applications only. Confirm the vehicle-specific fitment row for your exact Chevrolet, GMC, Cadillac, Buick, or Pontiac model and year before installation. Use standard engine service procedures and inspect related valve train components during repair.

Quality Assurance

Melling manufactures this lifter guide from quality materials with attention to fit and durability. The MLG100 is designed to deliver dependable service life in the applications listed.