1972 Chevy 307 Engine Specs
Engine Configuration
The 1972 Chevy 307 engine was a V8 engine that belonged to the Chevrolet small-block engine family. It was a popular choice for various Chevrolet vehicles during that era. Let’s take a closer look at its specifications and features.
Engine Specifications
To understand the capabilities of the 1972 Chevy 307 engine, let’s delve into its detailed specifications:
| Specification | Value |
|---|---|
| Engine Type | V8 |
| Displacement | 307 cubic inches (5.0 liters) |
| Bore x Stroke | 3.875″ x 3.25″ |
| Compression Ratio | 8.5:1 |
| Fuel System | 4-barrel carburetor |
| Horsepower | 130-140 hp |
| Torque | 220-235 lb-ft |
| Valvetrain | Overhead valves (OHV) |
| Block Material | Cast iron |
| Weight | Approximately 570 lbs (259 kg) |
Engine Oil Specs & Service Intervals
Proper maintenance is essential to keep the 1972 Chevy 307 engine running smoothly. Let’s explore the recommended engine oil specifications and service intervals for this classic engine.
Engine Oil Specifications
When choosing engine oil for the 1972 Chevy 307 engine, it is important to consider the following specifications:
| Specification | Value |
|---|---|
| Oil Type | SAE 10W-30 or SAE 10W-40 |
| Oil Capacity | 5 quarts (with filter change) |
| Oil Filter | AC Delco PF25 or equivalent |
Service Intervals
To ensure the longevity and optimal performance of the 1972 Chevy 307 engine, it is recommended to follow these service intervals:
– Oil Change: Every 3,000 miles or every 3 months, whichever comes first.
– Oil Filter Replacement: Every oil change.
– Spark Plug Replacement: Every 12,000-15,000 miles or as recommended by the manufacturer.
– Ignition Timing Adjustment: Every 12,000-15,000 miles or as needed.
Regularly servicing your engine will help maintain its reliability and efficiency, allowing you to enjoy the full potential of your 1972 Chevy 307 engine.
In conclusion, the 1972 Chevy 307 engine was a V8 powerhouse that offered decent horsepower and torque for its time. With the right engine oil and regular maintenance, this engine can continue to deliver reliable performance and be a source of pride for classic car enthusiasts.
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