6434 Sleeve Height and Counter Bore Gauge for All Diesel Engines, Engine Cylinder Height Indicator Range 0-1.00", Graduation 0.001", Reading 0-100

Specifications:Replace Part Number: 6434Gauge Range: 0-1.00" Graduation: 0.001" Reading: 0-100Lug back with 1/4 hole.Instructions:1.Place indicator in base and lock set screw lightly. 2. For measuring counterbore use the flat contact. For sleeves with coining beads use the pointed contact. 3. Place gauge on a flat surface and set the indicator to zero by rotating the bezel. 4. With the deck perfectly clean a measurement can be taken directly to the counterbore shoulder and then to the protrusion height of the sleeve. 5. For blocks with open water jackets the indicator may be reversed in the base, from the position shown. In this manner cylinders up to 5 1/2" can be straddled to check both sleeve height and counterbore depth.NOTE:Not Included Installation Guide or Manual, Professional installation is recommended.It is aftermarket replacement part. Check pictures with your own original part carefully before buying it.

• HIGH-PRECISION ACCURACY: Engines Cylinder Bore Gauge is engineered for ​exact measurements with a 0-1.00" range, 0.001" graduations, and a 0-100 dial scale. Achieve consistent, repeatable readings around the entire bore.
• PERFECT DESIGN: The rotatable bezel with clamp for easy zero setting. The interchangeable markers provide reference points for all your measurements. Lug back with 1/4 hole.
• UNIVERSAL COMPATIBILITY: Perfect for ​automotive repair shops, aerospace maintenance, marine engineering, and heavy machinery diagnostics. Ergonomic design ensures effortless operation for pros and DIYers alike.
• MULTI-PURPOSE DESIGN: Fit ​all diesel engine makes and models, ensures seamless measurements for cylinder sleeve height, counterbore depth, top dead center, piston-to-deck clearance, and valve protrusion.
• HIGH-QUALITY MATERIAL: Crafted from ​hardened steel and aluminum alloy, long-lasting, not easy to deformation. Sealed, dustproof dial head with a tempered glass lens for scratch-resistant clarity.