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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 721 (Engine Mechanical - 8.1L (On-Vehicle)) >> Specifications >> Engine Mechanical Specifications

Engine Mechanical Specifications

WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Engine Mechanical Specifications

Application Specification
Metric English
General Data
  • Engine Type
 V8
  • Regular Production Option (RPO)
 L18
  • Displacement
 8.1 Liter 496 CID
  • Bore
 107.950 mm 4.250 in
  • Stroke
 111.00 mm 4.370 in
  • Compression Ratio
 9.1:1
  • Firing Order
 1-8-7-2-6-5-4-3
Lubrication System
Oil Filter Type PF454
Oil Type 5W-30
Oil Capacity
  • With Filter Change
 6.1 Liters 6.5 Quarts
  • Without Filter Change
 5.7 Liters 6.0 Quarts
Oil Pressure - Hot
  • Minimum
 34 kPa @ 1,000 RPM 5 psi @ 1,000 RPM
  • Minimum
 69 kPa @ 2,000 RPM 10 psi @ 2,000 RPM
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