Brand: Longacre Racing Products
| Was $169.99 - Now only $119.99 - a 29% reduction! |
This is the quickest, easiest and most accurate method of checking the condition of an engine. Measures the percentage of leakage for each cylinder and helps to pinpoint the source of any problems. Includes adapter hose for 14x1.25mm spark plug threads. Operating instructions are included. Requires a compressed air source of at least 80 psi.
| Leak-Down Testing Quick Symptom Guide |
|---|
| Test Result | Common Causes |
|---|
| Whistling through exhaust | · Burned exhaust valve
· Bent exhaust valve |
| Whistling through intake | · Bent intake valve |
Whistling through both
intake and exhaust | · Multiple bent valves
· Shifted valve seats |
Whistling from dry sump tank
or crankcase breather | · Scored cylinder walls
· Broken piston ring
· Burned piston
· Cracked engine block |
| Bubbling in coolant | · Blown head gasket |
Read more about Compression Testing vs Leak-Down Testing.
