Don't wait too long to rebuild that expensive motor - BUT don't do it too soon either.
This easy-to-use tester checks ring seals, valves, even head gaskets.
- Much more accurate than traditional testers - Reads critical leakdown to .5% (1/2 of 1%)
- Gauges have back lights for easy readability and low battery indicators
- 14 mm spark plug connector and hose included
- Control inlet valve avoids shock to gauges when air is turned on, allowing more accurate readings, easier use and longer gauge life
- Rugged design features rubber bumpers to protect gauges
- Hard case included.