Product Overview

This is a premium Lucas A503243 fuel injection plunger, engineered as a direct replacement for original equipment in diesel fuel injection systems. Manufactured to exacting OEM specifications in Shandong, China, this high-quality component is supplied globally to workshops, distributors, and fleet operators in North America, Europe, the Asia-Pacific region, and the Middle East, ensuring reliable performance for critical engine repairs.

Key Features & Benefits

• Precision Engineering: Manufactured to strict tolerances for optimal fuel metering and injection timing, ensuring engine efficiency and power output.
• Superior Durability: Crafted from high-grade materials to withstand the high pressures and abrasive environment within the fuel injection pump, extending service life.
• Guaranteed Fitment: Designed as an exact match for the original Lucas A503243 specification, guaranteeing seamless installation and reliable operation.
• Global Compliance Ready: Supplied in neutral packaging ideal for international export and distribution, with support for all major global shipping and payment methods.
• Cost-Effective Solution: Provides OEM-level quality and performance at a competitive price, reducing downtime and maintenance costs for B2B clients.

Technical Specifications

OEM Cross-Reference

This plunger is a direct replacement for the following part numbers:

• Lucas: A503243, A503 243
• OEM Number: A503243

Note: Always verify cross-references with your engine’s service manual or a qualified technician before purchase.

Compatibility

This Lucas A503243 plunger is designed for use in diesel fuel injection pumps. It is a critical component for various industrial and automotive diesel engines that utilize Lucas injection systems. Specific compatibility should be confirmed using the OEM part number against your engine’s fuel pump model.

Global Supply & Distribution

We specialize in the seamless export of high-quality engine components to a worldwide B2B clientele. Our logistics network ensures fast and reliable delivery to major industrial hubs and ports across:

• North America: USA, Canada, Mexico
• Europe: UK, Germany, France, Italy, Benelux, Scandinavia
• Asia-Pacific: Australia, Japan, South Korea, Southeast Asia
• Middle East & Africa: UAE, Saudi Arabia, South Africa

We support shipments via DHL, FedEx, UPS, TNT, and EMS, with an average delivery time of 3-7 days to most destinations. We are experienced in international trade documentation and compliance.

Quality Assurance

Every plunger is manufactured under controlled conditions to meet or exceed original equipment standards for dimensional accuracy and material integrity.

• Warranty: Backed by a 6-month warranty against manufacturing defects.
• Rigorous Testing: Components undergo stringent quality checks, including dimensional verification and surface finish inspection, to ensure reliable performance.
• B2B Focus: We maintain consistent quality across production runs to support the supply chain needs of distributors and large-scale repair operations.

FAQ

Q1: How do I confirm this plunger is the correct part for my specific fuel injection pump?
A1: The most reliable method is to match the part number stamped on your original plunger or listed in your engine’s official service parts catalog with our primary part number A503243. Cross-referencing the OEM number is essential for correct fitment.

Q2: What is the recommended procedure for installing this fuel injection plunger?
A2: Installation should only be performed by a qualified technician. The fuel injection pump is a precision assembly. The pump must be disassembled in a clean environment, the old plunger and barrel replaced as a matched set (if applicable), and the pump recalibrated on a dedicated test bench to ensure proper fuel delivery and timing.

Q3: What are the MOQ and payment terms for international B2B orders?
A3: The Minimum Order Quantity (MOQ) is 10 pieces. We cater to bulk orders for distributors and offer flexible payment terms including T/T (Bank Transfer), PayPal, and Western Union to facilitate easy international transactions for our global partners.