53039880354 K03 Turbocharger Core for JAC L21872

This aftermarket K03 turbocharger core is a replacement part for FOR 53039880354, designed for JAC L21872 engines found in the JAC JIANGHUAI REFINE S5 2.0T. Verify your specific vehicle configuration and OEM reference numbers before ordering to ensure the correct fitment for your rebuild or replacement application.

Key Specifications

• Part Number: FOR 53039880354
• Product Type: Turbocharger Core (CHRA)
• Turbo Model: K03
• Application Clue: JAC L21872 / JAC JIANGHUAI REFINE S5 2.0T
• OEM Reference Numbers: FOR 53039700354, FOR 5303-970-0354, FOR 5303-988-0354
• Packing Dimensions: 12*12*12 cm
• Gross Weight: 2 kg
• Visual Features: Cast metal housing, polished compressor wheel, threaded service ports

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

• JAC > JAC JIANGHUAI REFINE S5 2 0T > JAC L21872

This K03 core is listed for JAC L21872 engines, specifically associated with the JAC JIANGHUAI REFINE S5 2.0T application. Buyers should verify the engine code and vehicle configuration against their specific inventory before ordering. The part is cross-referenced with OEM numbers such as FOR 53039700354 and FOR 5303-988-0354 to help confirm fitment. Use these reference numbers as verification clues rather than confirmed compatibility indicators. For mixed-fleet or bulk rebuild jobs, confirm that the turbo configuration matches the K03 model series to ensure the core aligns with your existing housing and actuator setup.

Technical Notes

The K03 core assembly features a central cast housing with threaded service ports and a visible red ring seal on the side port. The polished compressor wheel and dark turbine wheel are mounted on a central shaft, typical of standard turbocharger core configurations. Verify the housing bore and shaft alignment against your existing turbo setup before installation. For rebuild jobs, inspect the bearing housing and seal condition to ensure the core matches your specific JAC L21872 engine requirements. Technical fitment support is available to confirm that the K03 model series aligns with your vehicle’s turbo configuration.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing tiers and worldwide shipping for this K03 core. Technical fitment support is available to help verify that the FOR 53039880354 part number aligns with your specific JAC L21872 engine configuration before placing bulk orders. Each unit ships in 12*12*12 cm packing with a gross weight of 2 kg, facilitating efficient inventory management for repair shops and distributors. Contact our team to confirm OEM reference numbers such as FOR 53039700354 against your vehicle data, ensuring the core matches your rebuild requirements. We provide pre-shipment inspection and technical documentation to support accurate replacement applications across mixed-fleet operations.