National 99175 Engine Crankshaft Repair Sleeve - Front

National 99175 Engine Crankshaft Repair Sleeve Overview

The National 99175 Engine Crankshaft Repair Sleeve is designed for precise crankshaft repair applications on select Chevrolet, Ford, GMC, Oldsmobile, and Pontiac vehicles. Engineered from durable stainless steel, this repair sleeve ensures reliable restoration of crankshaft surfaces within specified shaft size tolerances.

• Flanged outside diameter: 2.063 inches (52.4 mm)
• Installation depth: 0.813 inches (20.65 mm)
• Overall width: 0.875 inches (22.23 mm)
• Shaft size compatibility: 1.747 to 1.753 inches (44.37 to 44.53 mm)
• Width on shaft: 0.750 inches (19.05 mm)
• Constructed from corrosion-resistant stainless steel

Detailed Product Description and Specifications

The National 99175 repair sleeve is manufactured from stainless steel to provide strength and corrosion resistance in demanding engine environments. It features a flanged outside diameter of 2.063 inches (52.4 mm) and an installation depth of 0.813 inches (20.65 mm), allowing for a secure fit on crankshafts with diameters ranging from 1.747 to 1.753 inches (44.37 to 44.53 mm). The overall width of 0.875 inches (22.23 mm) and a shaft width engagement of 0.750 inches (19.05 mm) ensure proper seating and alignment during installation.

Compatible Vehicles and Applications

This crankshaft repair sleeve is compatible with a range of vehicles including Chevrolet Astro and Bravada, Ford Bronco, Bronco II, F-150, F-250, F-350, Ranger, GMC Safari, Oldsmobile Tempest, and Pontiac models. The part number 99175 is specifically designed to meet the repair requirements for these makes and models, providing a precise fit and reliable performance.

Common Uses and Repair Solutions

• Restoring worn or damaged crankshaft journals
• Correcting minor shaft diameter inconsistencies
• Extending engine component service life
• Preventing further crankshaft wear and damage
• Facilitating engine rebuilds on compatible Chevrolet, Ford, GMC, Oldsmobile, and Pontiac vehicles

Installation Notes and Tips

Ensure the crankshaft surface is clean and free of debris before installation. The repair sleeve should be pressed onto the shaft within the specified shaft size range (1.747 to 1.753 inches) to guarantee proper fitment. Use appropriate tools to avoid damaging the sleeve or crankshaft during installation. Verify the installation depth of approximately 0.813 inches to maintain correct alignment and function.

Quality Assurance and Warranty

National manufactures the 99175 repair sleeve to meet industry standards for durability and precision. Constructed from stainless steel, this part offers resistance to corrosion and wear. While specific warranty details are not provided, National products typically adhere to strict quality control processes to ensure reliable performance in engine repair applications.