
Diesel Compression Tester Push-Button Side Release Valve
The JEGS Diesel Compression Tester allows you to quickly diagnose failed or leaking valves, pistons, rings, and head gaskets through the glow plug or injector holes.
Features:
- Push-button side release valve
- Easy to read gauge
- 0-1000 PSI
- Includes adapters for most Imported and Domestic diesel vehicles
- Storage Case
Adapters Included:
- (1) M10x1 Adapter
- (1) M10x1.25 Short Adapter
- (1) M10x1.25 Long Adapter
- (3) M12x1.25 (M) x 7/16"-20 (M) Adapter
- (2) M12x1.25 (F) x M18x1.5 (M) Adapter
- (1) 1/8" NPT (F) x M24x1.5 (M) Adapter
- (1) 1/8" NPT (F) x M24x2 (M) Adapter
Gauge the Compression of Critical Engine Components
A JEGS Compression or Leak-Down Tester will equip you to diagnose failed or leaking valves, pistons, rings, and head gaskets through the spark plug, glow plug, or injector ports. Our testers offer easy-to-read gauges, high PSI capabilities, and adapters for most import and domestic vehicles, making them a must-have addition to your tool arsenal.







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