Product Overview

This high-precision Fuel Injection Pump Plunger and Barrel Assembly, identified by OEM number 134176-1720, is a critical component for a wide range of diesel injection systems. Manufactured to OE specifications, this plunger set is designed for use in PT (Pressure-Time) fuel systems, including models PT14, PT20, PT22, PT25, PT27, PT40, PT44, PT77, and PT78. As a leading supplier from Shandong, China, we serve a global B2B clientele, ensuring fast and reliable shipping to major industrial hubs in North America, Europe, the Middle East, and Asia-Pacific.

Key Features & Benefits

• Precision Engineering: Manufactured with tight tolerances for accurate fuel metering, ensuring optimal engine performance and fuel efficiency.
• Superior Durability: Constructed from high-speed steel or bearing steel, providing exceptional wear resistance and a long service life under high-pressure conditions.
• Direct OEM Replacement: Exact match for OEM part number 134176-1720, guaranteeing a perfect fit and seamless installation without modifications.
• Enhanced Fuel Economy: Consistent fuel delivery helps maintain proper air-fuel ratios, reducing fuel consumption and emissions.
• Reliable Starting: High-quality surface finish ensures smooth plunger movement, contributing to reliable engine starting and stable idling.

Technical Specifications

OEM Cross-Reference

This plunger and barrel assembly is a direct replacement for the following OEM numbers:

• Primary OEM: 134176-1720
• Also Known As: 1341761720

Note: This component is designed for use in PT fuel systems. Please verify your pump model (PT14 through PT78) before ordering.

Compatibility

This plunger is specifically designed for use in Cummins PT (Pressure-Time) fuel injection pumps. It is compatible with a wide range of pump models including:

• PT14, PT20, PT22, PT25, PT27
• PT40, PT44, PT77, PT78

These pump assemblies are commonly found on heavy-duty diesel engines used in construction, agricultural, and industrial equipment, as well as marine and generator applications.

Global Supply & Distribution

We are a dedicated B2B supplier with extensive experience in international trade. Our logistics network ensures fast, secure delivery to customers worldwide.

• Worldwide Shipping: We ship to all major global destinations via air, sea, and express courier.
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands), Middle East (UAE, Saudi Arabia), Asia-Pacific (Australia, Singapore, Japan), and South America.
• Fast Delivery: Standard processing time is 1-3 business days, with express shipping options available for urgent orders.
• Port & Hub Expertise: Experienced in shipping to major ports (Shanghai, Ningbo, Rotterdam, Los Angeles) and industrial centers.

Quality Assurance

Our manufacturing process adheres to rigorous international standards to ensure every component meets or exceeds OEM performance.

• Certifications: ISO9001 and ISO/TS16949 certified facilities.
• Material Testing: All raw materials (high-speed steel/bearing steel) are tested for hardness and durability.
• Precision Inspection: Each plunger and barrel set is 100% inspected for dimensional accuracy, surface finish, and leak testing.
• Warranty: Backed by a 12-month warranty against manufacturing defects.

FAQ

Q1: How do I know if this plunger is compatible with my specific pump?
A: Please check the model number of your fuel injection pump. This part is specifically designed for Cummins PT pumps with model numbers PT14, PT20, PT22, PT25, PT27, PT40, PT44, PT77, and PT78. If your pump model is not listed, please contact us with your pump’s serial number for verification.

Q2: What is the installation procedure for this plunger and barrel assembly?
A: Installation should be performed by a qualified diesel technician. The process involves removing the old plunger and barrel, cleaning the pump housing, lubricating the new parts with clean diesel fuel or assembly lube, and carefully inserting the new assembly. Proper torque specifications for the retaining screws must be followed. We recommend consulting the service manual for your specific engine model.

Q3: How can I ensure the longevity of this plunger set?
A: To maximize service life, always use clean, high-quality diesel fuel with the correct cetane rating. Regularly replace fuel filters and water separators. Ensure the fuel injection pump is properly timed and that the fuel supply pressure is within the manufacturer’s specifications. Contaminated fuel is the primary cause of premature plunger and barrel wear.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .