- The TDC Indicator allows a technician to accurately set any position to Top Dead Center.
- Remove spark plug, screw in the gauge and rotate the engine observing the graduation marks on the sliding shaft. Note the top piston stroke.
- Accurately displays piston movement.
- 1/8" graduation marks.
- Installs as easy as a spark plug.
- Made of 1144 steel.
- Stainless Steel spring.
- Lifetime warranty.
- Made in the U.S.A.
Innovative Products of America 7880 Top Dead Center Indicator
