7135277H Fuel Pump Repair Kit for Cummins Engine 4BT45TC99HP2200 B45

Product Overview

This fuel pump repair kit restores proper fuel delivery in Cummins 4BT4.5 and B4.5 engines by replacing worn seals, gaskets, and internal parts. Designed for engines like the 4BT4.5-TC99HP-2200, it addresses common leaks and pressure loss. The kit enables cost-effective rebuilds without replacing the entire pump assembly.

Key Features & Performance

• Includes OEM-spec seals, O-rings, and gaskets for a complete rebuild
• Restores fuel pressure and prevents air intrusion
• Compatible with Cummins B4.5 and 4BT4.5 fuel pump housings
• Reduces downtime compared to full pump replacement
• Manufactured to match original equipment tolerances

Fitment & Compatibility

• Cummins 4BT4.5-TC99HP-2200
• Cummins B4.5
• Other Cummins 4BT4.5 variants (verify pump model)

Common Uses

• Overhauling fuel pumps on Cummins industrial and agricultural engines
• Fixing fuel leaks, hard starting, or loss of power
• Performing scheduled maintenance on generator sets and pumps
• Rebuilding pumps on trucks and heavy equipment powered by B4.5 engines

Technical Specifications

• Part Number(s): 7135-277H
• Kit Components: Seals, O-rings, gaskets, diaphragms
• Application: Fuel pump repair for Cummins 4BT4.5 / B4.5

Frequently Asked Questions

Q: Does this kit include instructions for installation? A: The kit does not include a manual, but professional diesel mechanics can install it using standard fuel pump service procedures.

Q: Will this repair kit fix a fuel pump that is leaking from the shaft seal? A: Yes, the kit contains the shaft seal and all necessary o-rings to stop leaks from worn seals.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.