11PCS Petrol Engine Compression Tester Set Fuel Cylinder Pressure Gauge Tool Kit
Motors drive the engine to rotate at 100-150R/MIN speeds for 3-5 seconds. Five thread size: M10 x 1.0mm, M12 x 1.25mm, M14 x 1.25mm, M16 x 1.5mm, M18 x 1.5mm. Straight Pressure tube length: 153mm. Angled pressure tube length: 155mm.