GMC 228 Engine Specifications

The GMC 228 engine is a well-regarded powerplant that has been utilized in various GMC vehicles. Known for its reliability and performance, this engine has specific characteristics that make it suitable for a range of applications. Below are the detailed specifications of the GMC 228 engine.

Specification Details
Engine Type Inline 6-cylinder
Displacement 228 cubic inches (3.7 liters)
Horsepower 115 hp @ 3,600 RPM
Torque 210 lb-ft @ 1,600 RPM
Compression Ratio 8.5:1
Fuel System Carbureted
Firing Order 1-5-3-6-2-4
Weight Approximately 500 lbs

Engine Configuration

The GMC 228 engine features a straightforward inline 6-cylinder configuration. This design is known for its balance and smooth operation, making it a popular choice for trucks and larger vehicles. The inline layout allows for a compact design while providing ample power and torque for various driving conditions.

Key Features of the Engine Configuration

  • Inline 6-cylinder design for smooth operation.
  • Carbureted fuel system for reliable performance.
  • Robust torque delivery, ideal for towing and hauling.
  • Durable construction, suitable for heavy-duty applications.

Engine Oil Specifications

Proper maintenance of the GMC 228 engine includes using the correct engine oil. The right oil ensures optimal performance, longevity, and efficiency.

Recommended Engine Oil

  • Viscosity: 10W-30 or 10W-40
  • API Rating: SG or higher

Oil Capacity

  • Oil Capacity: Approximately 5 quarts (with filter)

Service Intervals

Regular maintenance is crucial for the longevity and performance of the GMC 228 engine. Adhering to service intervals helps prevent potential issues and ensures that the engine runs smoothly.

Recommended Service Intervals

  1. Oil Change: Every 3,000 to 5,000 miles or every 3 to 6 months, whichever comes first.
  2. Oil Filter Replacement: Every oil change.
  3. Air Filter Replacement: Every 15,000 to 30,000 miles.
  4. Fuel Filter Replacement: Every 30,000 miles.
  5. Spark Plug Replacement: Every 30,000 to 50,000 miles.
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Additional Maintenance Tips

  • Regularly check coolant levels and condition.
  • Inspect belts and hoses for wear and tear.
  • Monitor tire pressure and tread depth for safety.
  • Keep an eye on brake performance and fluid levels.

Conclusion

The GMC 228 engine is a reliable and robust powerplant that has served many GMC vehicles well over the years. Understanding its specifications, engine configuration, oil requirements, and service intervals is essential for maintaining its performance and longevity. Regular maintenance and adherence to recommended service intervals will ensure that the GMC 228 engine continues to operate efficiently for years to come.

Categories: GMC

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