LS Valve Spring Compressor Tool – Fits 4.8/5.3/5.7/6.0/6.2 LS1 LS2 LS3 LS6 – GM Chevy LSX Engines

LS Valve Spring Compressor Tool

Precision-made valve spring compressor for GM LS-based engines. Built for strength, repeatability, and ease of use during cam swaps, head work, and valve spring replacement. Suitable for DIY builders and professional shops.

Compatibility

• Engine families: 4.8L, 5.3L, 5.7L, 6.0L, 6.2L
• Platforms: LS1, LS2, LS3, LS6, LSX
• Use with cylinder heads installed or removed

Key Features

• Robust construction with precision CNC-machined interfaces
• Works with compressed air via spark plug adapter to hold valves closed
• High-strength hardware: 10.9 bolts, 12.9 studs and nuts
• Extra hardware included for multiple set‑ups
• Designed for repeatable spring compression and safe retainer/keeper removal

What’s Included

• (1) Valve spring compressor tool
• High-grade mounting hardware (bolts, studs, nuts)
• Basic setup guide

Specifications

Installation Notes

• Wear eye protection and follow safe shop practices.
• Verify correct bolt length and thread engagement before applying load.
• If servicing with heads on, use compressed air in the cylinder to retain valves.
• Torque fasteners to appropriate specs for the thread size and material.

Good To Know

Pair this tool with new valve seals, retainers, and springs as needed to complete cylinder head service efficiently.