0R7031 BTV8503 Turbocharger Core Replacement for CAT D11N & 3508

The 0R7031 BTV8503 turbocharger core is an aftermarket replacement assembly designed for CAT D11N and CAT 3508 earth-moving applications. This core unit includes the central housing, compressor wheel, and turbine wheel, serving as an aftermarket replacement reference for buyers verifying fitment against OEM numbers such as 1488173 and 2890372.

Key Specifications

• Part Number: 0R7031
• Product Type: Turbocharger Core
• Turbo Model: BTV8503
• Application Clues: CAT D11N, CAT 3508
• Packing Dimensions: 21*23*26 cm
• Gross Weight: 15 kg
• Representative OEM References: 1488173, 2890372, 449073-0021, 712371-0177
• Image Availability: Yes

Application & Compatibility

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

• CAT > CAT D11N > CAT 3508
• CAT > CAT EARTH MOVING

This core is listed for CAT D11N and CAT 3508 earth-moving applications. It serves as a replacement reference for buyers verifying fitment against OEM numbers such as 1488173 and 2890372. Confirm your specific engine code, production year, and turbo configuration before ordering. Cross-reference the 23 supplied OEM reference numbers to ensure the correct variant for your unit. Verify part number 0R7031 against your existing core to avoid mismatched applications.

Technical Notes

The BTV8503 core assembly features a central cylindrical housing with visible mounting details and a hexagonal shaft nut. Compressor and turbine wheels are integrated into the unit, with radial fins visible on the turbine housing side. A small oil feed or drain port is present on the housing. These structural elements support the core's function within the turbocharger system. Buyers should verify the physical configuration against their existing unit to ensure the correct variant for their CAT D11N or CAT 3508 application. No VNT or specific cooling system details are confirmed for this part number.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 0R7031 BTV8503 core. Worldwide shipping is available for this 15 kg unit, packed in 21*23*26 cm dimensions. Our team provides technical fitment support to help verify engine codes and OEM reference numbers before you order. Contact us for a quote based on your required quantity and destination.

For stock planning, note the 15 kg gross weight and 21*23*26 cm packing dimensions when calculating freight costs and warehouse space. B2B buyers should cross-check the 23 supplied OEM reference numbers against their specific CAT D11N or CAT 3508 engine configuration to confirm the correct core variant. LeadTurbo provides technical fitment support to assist with reference verification before shipment. Volume pricing is available for distributors and repair shops ordering multiple units of the 0R7031 BTV8503 core.