Leakdown Tester Kit Dual Gauge 14mm and 18mm Spark Plug Hole Adapters White Dial Faces Proform Engine Block Drill Jig For Use With Holley 4150

For Use With Holley 4150 Model 1050 CFM Mechanical Secondary ALCOHOL Carburetor

It has a built-in 50

Includes New Red Cap And Coil Cover And New Rotor

Comes As One Bag Containing 10 Pieces

Leakdown Tester Kit Dual Gauge 14mm and 18mm Spark Plug Hole Adapters White Dial Faces Proform Engine Block Drill Jig For Use With Holley 4150This dual gauge leakdown tester measures the condition of your head gaskets, piston rings, and valves. The gauge records incoming air pressure, and the right gauge records individual cylinder pressure and the difference is you leakdown. Includes 14mm spark plug adapter. Sold as one kit. Product Details: Leakdown Tester Kit Dual Gauge Model with14mm and 18mm Spark Plug Hole Adapters White Dial Faces Are 2 . 50 Inch With Black Numbers 2 Foot Hose Length