Lang TU-21 Small Engine Compression Tester 200PSI

Lang Tools compression testers check help diagnose gasoline engines used in domestic and foreign cars and trucks. They come in a variety of styles, also including testers for motorcycles and small engines. Most are sold in sets with adapters, extensions, hoses, and rubber cones suited to particular engines and vehicles. Screw-in adapters have O-rings to provide professional accuracy.

Other features and benefits of Lang Tools compression testers vary among specific testers and sets, but may include:

* Short solid and long flex adapters
* Long-reach adapters
* Extensions
* Vehicle manufacturer specific adapters
* Side-release valve for re-testing cylinders without removing the adapter
* Gauge with a dual-scale dial from 0 to 300 psi and 0 to 21 bar (200 psi and 14 bar for small engines)
* Testers for engines with easy access include straight and angle adapters with universal rubber cones, plus solid and flex extensions
* Motorcycle testers include long-reach adapters, an extra-long hose for the gauge to reach the handle bars, and a metal clip to attach the gauge