- Our Jiffee Compression Tester allows various combinations for quick testing. The Technician has a variety of six combinations. The Jiffee is advantageous not only where spark plug holes are easily accessible but also where spark plug holes are difficult to access or are deeply recessed. Adapters have straight threads which can be hand-tightened (without the use of tools) in a Jiffee
- The 2-1/4" gauge has a dual scale dial with ranges from 0 - 300 psi and 0 - 21 bar.
- Set also includes the following: Straight adapter with rubber cone, 45° angle adapter with rubber cone, 4" solid extension, and 7-1/2" flex extension.
