Vintage Professional Compression Tester Gauge 0-300 PSI - Engine Diagnostic Tool

Professional Compression Tester. This is a classic, heavy-duty diagnostic tool used to measure cylinder pressure to evaluate the condition of valves, piston rings, and head gaskets.

Key Features:

• Dual-Scale Dial: Measures from 0 to 300 LBS. per sq. in. (PSI) and 0 to 20 m{kPa imes 100}.

• Pressure Hold & Release: Equipped with a side-mounted release valve to hold the peak pressure reading until manually cleared.

• Flexible Reach: Includes a heavy-duty rubber hose with a threaded end for standard spark plug ports.

• High Contrast: Features a gold-toned face with high-visibility markings for easy reading in various lighting conditions.

Condition Notes:

• Gauge: The face is clear and the needle currently rests at the zero mark.

• Hardware: The brass and chrome fittings show typical light patina from age but are structurally sound.

• Hose: The rubber is flexible with no significant cracking or dry rot visible.