Lisle Gasoline Engine Compression Tester

Quickly and Accurately Check Compression on Gasoline Engines. Gauge registers 0 - 300 P.S.I. and 0 - 2100 kpa. Fits 14mm and 18mm thread sizes.

20100 Valve Core
20530 10mm Adapter-ORDER SEPERATLY
20540 12mm Adapter-ORDER SEPERATLY
20280 14mm Adapter
20380- Adapter for 5.4 Tritan Eng 2005-ORDER SEPERATLY

*We do not offer replacement O-rings for the Compression Tester.
Following O-ring Industry std #s are:
14mm Adapter--110
18mm Adapter--113
12mm Adapter--109
10mm Adapter--108
16mm Adapter--112

For Compression Testers, material is Buna
*No replacement guage
*Not for diesel
* Hose approx 20 1/4" with adapter
*Cannot use a standard valve stem core
*Must use the 20100, works for both valves needed on the tool, If you use anything else the reading will be inaccurate
*Won't work on Diesel

Place your order by 2 PM and it will ship for next business day delivery in most cases. We utilize reliable 24-hour carrier services whenever available to help ensure your order arrives on time.

A minimum order of $99 is required. Orders meeting this minimum qualify for standard shipping rates. Additional charges may apply for deliveries to remote or hard-to-reach areas, as determined by the carrier.

AAA Industrial Supply does not handle product warranties directly. All warranties, if applicable, are provided and administered by the manufacturer.

Warranty terms, coverage, and claims are subject to the manufacturer’s policies. For warranty support, customers must contact the manufacturer directly with proof of purchase.