Used GM 5.3L V8 LM7 Engine (VIN T / VIN Z Compatible) – 8-323 – Steel Block

🔧 Part #: 300-05253C
📦 Stock #: MR0262

Vehicle Fitment

This GM 5.3L V8 (8-323) LM7 engine fits a wide range of GM trucks and SUVs from 2000–2004, including:

2000–2001 Models

• Chevrolet Silverado 1500 / 2500
• GMC Sierra 1500 / 2500
• Chevrolet Suburban 1500
• Chevrolet Tahoe
• GMC Yukon / Yukon XL 1500

2002–2004 Models

• Chevrolet Avalanche 1500
• Cadillac Escalade
• Chevrolet Silverado 1500
• GMC Sierra 1500
• Chevrolet Suburban 1500
• Chevrolet Tahoe
• GMC Yukon / Yukon XL 1500

2003–2004 Vans

• Chevrolet Express 1500 / 2500
• GMC Savana 1500 / 2500

Engine Specifications

• Engine: 5.3L V8 (325 CID / 8-323)
• Engine Code: LM7 (VIN T / VIN Z applications)
• Block Type: Steel Block
• Fuel System: Sequential Fuel Injection
• Horsepower: ~285 HP (varies by application)
• Compatible VIN Codes: T (LM7) / Z (L59 Flex Fuel)
• Fits multiple interchange groups (A–E)

OEM Part Information

• GM Part Number: 88893921 / 89017354
• Engine Ident Codes:
  • FHB, FHD, FJA, FJB (2000)
  • PH0, PHA, PHB, PHF (2001)
  • FHA, SHC, SHD, SJB (2003–2004)
  • XHA, XHB, XHF, XJ5, XWA (2002 variants)

Important Notes

• Long block interchange varies by group (A–E). Some applications require swapping intake, exhaust, fuel system, or EGR components.
• Flex Fuel (VIN Z / L59) models require correct injectors and fuel rail setup.
• Some configurations require transfer of emissions equipment depending on application.
• EGR system may be required or deleted depending on donor/recipient vehicle.
• Please verify VIN compatibility before purchase.

Installation Notes

• Sold as long block
• Accessories, wiring, and external components may vary
• Designed for easy interchange across GM full-size trucks and SUVs with correct component transfer

Description

This OEM GM 5.3L LM7 V8 engine is a proven, durable platform widely used in GM trucks and SUVs. Known for its strength and longevity, this engine is an excellent replacement option for compatible 2000–2004 Silverado, Sierra, Tahoe, Yukon, Suburban, and Escalade models.

Please contact us with your VIN prior to purchase for exact fitment confirmation.