Motion Pro 4-Stroke Leek Down Tester By
Checks amount of cylinder leakage in a 4-stroke engine.
With an air sourse of 70 to 160 psi this system will pressurize the cylinder with 60 psi of air.
10, 12, & 14mm spark plug thread hoses, regulator and gauge included.
Speeds up troubleshooting and helps to isolate bad components.
Instructions included.