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Fuel Injector 3939696 for Cummins Engine 6B5.9 ISB6.7 QSB3.9 QSB5.9
$63.39
Sale price
$63.39
Regular price
Available to Order
This Fuel Injector is a high-quality aftermarket replacement part compatible with Cummins Engine 6B5.9, ISB6.7, QSB3.9, QSB5.9 and matches OEM Part# 3939696.
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Our Northline Parts team can help you find the right replacement. Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT | Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
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Product Overview
Maintain optimal engine performance and fuel efficiency with this precision-engineered fuel injector. This component is built to meet rigorous industry standards, ensuring consistent fuel delivery and reliable combustion across various operating conditions.
Key Features & Performance
- Precision Delivery: Engineered for accurate fuel atomization to maximize engine power.
- Durable Build: Constructed from premium materials to resist wear and high-temperature stress.
- Direct Compatibility: Designed as a drop-in replacement for a simplified installation process.
- Optimized Performance: Helps restore factory-level fuel economy and smooth engine operation.
Fitment & Compatibility
- Engine Models: Cummins 6B5.9, ISB6.7, QSB3.9, QSB5.9
- Part Number(s): 3939696
Technical Specifications
- Part Type: Fuel Injector
- Part Number(s): 3939696
- Application: Diesel Engines
- Design: Mechanical Fuel Injection
Frequently Asked Questions
Q: Does this fuel injector match the original equipment specifications?
A: Yes, this part is manufactured to provide the same fit and function as the original 3939696 component.
Q: Are any modifications required for installation?
A: No, this injector is a direct replacement designed to fit the specified Cummins engines without adjustments.
Compatibility may vary by serial number. Verify fitment before purchase.