The Cat® 3126 Reman Long Block is a comprehensive in-frame overhaul solution specifically designed to restore engine performance, improve fuel efficiency, and extend the life of your engine. Ideal for a range of heavy-duty applications, this kit delivers the reliability and durability required for extended engine life cycles, ensuring optimal performance and reduced operational costs.

Features

• Premium Filtration: Includes high-quality Cat® oil and fuel filters, offering superior engine protection and improving overall performance.
• Critical Components Included: Comes with essential parts that are often overlooked, such as exhaust sleeves and manifold studs.
• Time-Saving Technology: Features Cat® Reman cylinder pack assemblies, which reduce installation time by 4–6 hours compared to standard kits.
• Gold Kit Components:
• Cat Replacement cylinder head assembly
• Cat Replacement fuel injectors
• Cat Replacement water pump
• Cat Replacement oil pump

Benefits

• Boosts engine performance and fuel economy, resulting in long-term savings and better operational efficiency.
• Increases engine reliability and ensures durability through second or third life cycles.
• Saves valuable time by offering pre-assembled, factory-tested components for quicker, hassle-free installations.

Kit Contents

Compatible Engine S/N

• 6NZ00001 - UP
• 9NZ00001 - UP

Horsepower Range

• 175 - 250 HP

Compatible Model List

Part Specifications

• Part Number: 20R-3640
• Manufacturer: Caterpillar