Draper Petrol Compression Tester (Model 35880) – Accurate Engine Compression Testing Tool

Description

• This petrol compression tester is compatible with both direct and indirect petrol engines that use 14mm or 18mm spark plug threads. It features a dual reading pressure gauge that measures from 0 to 300 psi or 0 to 20 bar, and is equipped with a heavy-duty rubber protector for durability. The device includes a spring-loaded pressure relief valve and an integrated Schrader one-way valve system for accurate readings. It is supplied in a sturdy plastic storage case for easy transport and storage.

Specifications

• Measurement range: 0 - 300 psi / 0 - 20 bar
• Compatible with engines using 14mm or 18mm spark plug threads
• Includes a 63mm diameter gauge
• Flexible hose length: 280mm
• Features a spring-loaded pressure relief valve
• Integrated Schrader one-way valve system

Compatibility and Accessories

• Compatible with petrol engines that have 14mm or 18mm spark plug threads
• Includes a gauge, flexible hose, and an adaptor for connection

Installation

• Attach the adaptor to the spark plug hole of the engine
• Connect the flexible hose to the adaptor and the pressure gauge
• Ensure all connections are secure before testing

Usage

• Start the engine and allow it to warm up
• Insert the tester into the spark plug hole using the adaptor
• Read the pressure on the gauge to assess engine compression
• Use the pressure relief valve to release pressure after testing