AFM Lifter Replacement Kit Head Gasket Set Head Bolts Lifters Guides for GM 5.3

AFM Lifter Replacement Kit for GM

This AFM lifter replacement kit includes head gaskets, head bolts, lifters, and guides to rebuild the top end of active fuel management engines.

Overview

The AFM Lifter Replacement Kit for GM is a comprehensive top-end rebuild package for vehicles with displacement-on-demand technology. This AFM lifter replacement kit resolves common lifter failures and ensures a complete seal for the cylinder head assembly. It is engineered for professional engine builders and heavy-duty mechanics performing major engine repairs.

Built For Performance

• Includes multi-layer steel head gaskets for a high-pressure seal.
• Features torque-to-yield head bolts for precise clamping force.
• Equipped with high-durability active fuel management lifters.
• Provides durable lifter guides to maintain precise vertical alignment.

Fits These Machines

• for GM 5.3L V8 engines with Active Fuel Management

On-The-Job Use

• Rebuilding ticking or collapsed active fuel management lifters.
• Replacing blown head gaskets during major engine overhauls.
• Restoring cylinder compression and proper valve train timing.

Specs At A Glance

Good To Know

Q: Can the head bolts included in this kit be reused? A: No, these are torque-to-yield bolts designed to stretch upon installation and must be replaced every time they are removed.

Q: Does this kit require specific engine timing tools for installation? A: Yes, proper timing gear and torque wrenches are essential to correctly install the lifters and torque the head bolts to factory specifications.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.