1969 Buick 430 Engine: Specs, Configuration, and Service Intervals

1969 Buick 430 Engine Specs

Engine Configuration

The 1969 Buick 430 engine was a powerful V8 engine that was widely used in various Buick models during that era. Let’s take a closer look at its specifications and configuration.

– Engine Type: The 1969 Buick 430 engine was a V8 engine, meaning it had eight cylinders arranged in a V-shaped configuration.
– Displacement: The engine had a displacement of 430 cubic inches, which is equivalent to 7.0 liters.
– Compression Ratio: The compression ratio of the engine was 10.25:1, which contributed to its power output.
– Firing Order: The firing order of the cylinders in the Buick 430 engine was 1-8-4-3-6-5-7-2.
– Fuel System: The engine featured a four-barrel carburetor, providing a steady flow of fuel to the cylinders.
– Horsepower and Torque: The 1969 Buick 430 engine produced around 360 horsepower and 475 lb-ft of torque, making it a potent powerplant for its time.

Engine Oil Specs & Service Intervals

Proper engine maintenance is crucial for the longevity and performance of any vehicle, including the 1969 Buick 430 engine. Here are the recommended engine oil specifications and service intervals for this engine.

– Engine Oil Capacity: The Buick 430 engine had an oil capacity of approximately 5 quarts (4.7 liters) including the oil filter.
– Oil Type: It is recommended to use a high-quality, multi-viscosity engine oil with a viscosity rating of 10W-30 for most driving conditions. However, for extreme heat or cold conditions, you may consider using a different viscosity grade as recommended by the manufacturer.
– Oil Filter: Regularly replacing the oil filter is essential to maintain the engine’s health. Ensure to use a compatible oil filter that meets the specifications provided by the manufacturer.
– Service Intervals: It is generally recommended to change the engine oil and oil filter every 3,000 to 5,000 miles (4,800 to 8,000 kilometers) or every three to six months, whichever comes first. However, it is always best to consult the vehicle’s owner’s manual for the manufacturer’s specific recommendations.

Detailed Engine Specifications

To provide a comprehensive overview of the 1969 Buick 430 engine specifications, here is a detailed chart showcasing its key features:

In conclusion, the 1969 Buick 430 engine was a formidable V8 engine known for its power and performance. By following the recommended engine oil specifications and service intervals, you can ensure that this engine continues to deliver its full potential for years to come.