1G67753903 Fuel Injectors for Kubota F2690F2690E F3080F3680 B2301HSD B2320HSD

Product Overview

These fuel injectors are direct OEM replacement units for a range of Kubota diesel engines used in tractors and mowers. Each injector delivers precise fuel atomization for efficient combustion, improved power, and reduced emissions. Designed for Kubota F and B series equipment, they restore engine performance and reliability.

Key Features & Performance

• OEM specification injectors with part number 1G677-53903 for exact fit
• Precision-ground nozzles ensure consistent spray pattern
• Heat-treated steel construction withstands high combustion pressures
• Six-hole nozzle design optimizes fuel-air mixing
• Each injector is flow-matched for balanced cylinder output
• Pre-assembled with sealing washers for installation readiness

Fitment & Compatibility

• Kubota F2690
• Kubota F2690E
• Kubota F3080
• Kubota F3680
• Kubota B2301HSD
• Kubota B2320HSD

Common Uses

• Replacing worn or clogged injectors on Kubota diesel engines
• Restoring power and fuel economy in mowers and compact tractors
• Reducing excessive smoke and rough idling caused by faulty injectors
• Performing routine fuel system maintenance
• Upgrading to fresh OEM-quality injectors after engine overhaul

Technical Specifications

• Part Number(s): 1G677-53903
• Type: Diesel Fuel Injector
• Nozzle Holes: 6
• Opening Pressure: Factory OEM specification

Frequently Asked Questions

Q: Are these injectors a direct bolt-on replacement for my Kubota F2690? A: Yes, they are manufactured to OEM standards and fit the F2690, F2690E, and the other listed models without modification.

Q: Should I replace all injectors at the same time? A: It is recommended to replace all injectors as a set to ensure even cylinder performance and prevent future failures.

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