Product Overview

This high-quality Lucas 512506-72 Plunger (B71) is a precision-engineered component designed for reliable performance in diesel fuel injection systems. Manufactured to strict OEM standards, this plunger ensures optimal fuel metering and pressure delivery for efficient engine operation. Ideal for the global aftermarket, we supply this critical part to workshops, distributors, and fleet operators across North America, Europe, Asia-Pacific, the Middle East, and Africa. With a fast dispatch time of 3-7 days, we ensure your operations stay on track.

Key Features & Benefits

• Precision Engineering: Manufactured to standard size specifications for a direct, hassle-free replacement of worn or faulty components.
• Superior Durability: Constructed from high-grade materials to withstand high pressures and temperatures within the fuel injection pump, extending service life.
• OEM Standard Quality: Matches the exact specifications of the original Lucas part (512506-72), ensuring perfect fitment and performance.
• Enhanced Engine Performance: Restores proper fuel injection timing and volume, leading to improved combustion, fuel efficiency, and reduced emissions.
• Rigorous Testing: Each plunger undergoes quality control checks to guarantee reliability and consistency before shipping.

Technical Specifications

OEM Cross-Reference

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

• Lucas / CAV: 512506-72, 51250672
• Alternative Reference: B71

Compatibility

This B71 Plunger (512506-72) is designed for use in a wide range of diesel fuel injection pumps, specifically those manufactured by Lucas/CAV. It is commonly used in:

• Engine Types: Diesel engines for automotive, agricultural, and industrial applications.
• Vehicle Models: Compatible with various car, truck, and tractor engines utilizing Lucas/CAV DPA and DPS fuel injection pumps.

Note: Please verify your pump model and existing part number to ensure exact compatibility before purchasing.

Global Supply & Distribution

We are a dedicated supplier of premium diesel engine parts with a robust global logistics network. We serve a diverse international clientele, including:

• North America: Fast shipping to major industrial hubs in the USA, Canada, and Mexico.
• Europe: Reliable delivery to the UK, Germany, France, Spain, Italy, and Eastern European markets.
• Asia-Pacific: Efficient supply to Japan, South Korea, Australia, and Southeast Asian countries.
• Middle East & Africa: Serving markets in the UAE, Saudi Arabia, South Africa, and Nigeria.
• South America: Shipping capabilities to Brazil, Argentina, and Chile.

We ship via DHL, FedEx, EMS, TNT, and UPS to ensure fast and trackable delivery to your doorstep or warehouse. Our team handles all export documentation for a seamless international trade experience.

Quality Assurance

• Manufacturing Standards: Produced in ISO-certified facilities in Shandong, China, following strict quality control protocols.
• Warranty: Backed by a 6-month warranty against manufacturing defects for your peace of mind.
• Testing: Each batch is inspected for dimensional accuracy, material integrity, and surface finish to ensure reliable performance.
• Customer Service: Our team provides 24-hour customer service to assist with any inquiries or technical support needs.

FAQ

Q1: How can I confirm that this 512506-72 plunger will fit my fuel injection pump?

A: Please check the model number stamped on your existing plunger or your injection pump’s identification plate. This part is specifically designed for Lucas/CAV pumps using the B71 plunger. If you are unsure, please contact our support team with your pump model and engine details for verification.

Q2: What is the recommended installation procedure for this plunger?

A: Installation should be performed by a qualified diesel technician. The plunger must be kept absolutely clean during installation. Lubricate it with clean diesel fuel or assembly oil before inserting it into the pump barrel. Ensure the plunger control sleeve and rack are correctly aligned for proper fuel metering. Incorrect installation can lead to pump failure or poor engine performance.

Q3: What is the typical lifespan of this plunger, and what causes premature wear?

A: The lifespan varies based on fuel quality, operating conditions, and maintenance. Typically, a high-quality plunger can last for thousands of operating hours. Common causes of premature wear include contaminated fuel (water or abrasive particles), poor fuel filtration, and using low-quality lubricants. Regular fuel filter changes are essential to maximize the life of your injection pump components.

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 .