1966 Pontiac GTO Engine Specs

Engine Configuration

The 1966 Pontiac GTO was equipped with a powerful V8 engine that provided thrilling performance and exhilarating driving experiences. Let’s take a closer look at the engine configuration of this iconic muscle car.

Engine Specifications

To truly appreciate the performance of the 1966 Pontiac GTO, it’s essential to delve into its detailed engine specifications. The table below provides a comprehensive overview of the engine specs for this classic vehicle.

Engine Type Displacement Horsepower Torque Compression Ratio
V8 389 cubic inches 335 horsepower 431 lb-ft 10.75:1

Engine Oil Specs & Service Intervals

Proper maintenance and regular oil changes are crucial to keep the engine of your 1966 Pontiac GTO running smoothly. Here are the recommended engine oil specifications and service intervals for this classic vehicle.

Engine Oil Specifications

It is recommended to use high-quality engine oil that meets the following specifications for the 1966 Pontiac GTO:

– Oil Type: SAE 10W-30 or SAE 10W-40
– API Service Classification: SF or SG

Using the correct oil type and meeting the API service classification ensures optimal lubrication and protection for the engine components.

Service Intervals

Regular maintenance is essential to ensure the longevity and performance of your 1966 Pontiac GTO’s engine. Here are the recommended service intervals for oil changes:

– Normal Driving Conditions: Change the engine oil and oil filter every 3,000 miles or every 3 months, whichever comes first.
– Severe Driving Conditions: If you frequently drive in severe conditions such as extreme temperatures, dusty environments, or stop-and-go traffic, it is recommended to change the engine oil and oil filter every 1,500 miles or every 3 months, whichever comes first.

Adhering to these service intervals will help keep your engine in optimal condition and ensure a smooth and enjoyable driving experience.

In conclusion, the 1966 Pontiac GTO boasted a powerful V8 engine that delivered impressive performance. With its detailed engine specifications and recommended engine oil specs and service intervals, owners could enjoy the full potential of this iconic muscle car. Proper maintenance and regular oil changes were essential to keep the engine running smoothly and ensure years of thrilling driving experiences.

Categories: 6.4Pontiac

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