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The Summit Racing 383 Stroker engine has gained attention for its impressive performance and affordability. In this article, we will explore the dyno test results of a $2,800 Summit Racing 383 Stroker installed in a classic 1967 Chevelle. This analysis will provide insights into the engine’s capabilities, performance metrics, and overall value for enthusiasts and builders alike.
Overview of the Summit Racing 383 Stroker
The Summit Racing 383 Stroker is a crate engine designed to deliver high performance at a competitive price point. With a reputation for reliability and power, this engine is a popular choice among classic car enthusiasts looking to upgrade their vehicles.
- Engine Type: Small Block V8
- Displacement: 383 cubic inches
- Horsepower: Approximately 425 hp
- Torque: Approximately 450 lb-ft
Specifications of the 1967 Chevelle
The 1967 Chevelle is a classic muscle car that provides a perfect platform for performance upgrades. Its lightweight body combined with a powerful engine creates an exhilarating driving experience.
- Body Style: Coupe
- Weight: Approximately 3,200 lbs
- Transmission: Turbo 350 automatic
- Rear End: 3.73:1 gear ratio
Dyno Testing Methodology
The dyno testing was conducted using a chassis dynamometer, which measures the power output at the wheels. This method provides a realistic assessment of the engine’s performance in a real-world scenario.
- Test Conditions: Ambient temperature of 75°F
- Fuel Type: 91 octane pump gas
- Test Duration: Multiple runs to ensure consistency
Dyno Test Results
The results from the dyno tests showcase the impressive performance of the Summit Racing 383 Stroker. Below are the peak numbers recorded during the testing:
- Peak Horsepower: 426 hp at 5,800 RPM
- Peak Torque: 465 lb-ft at 4,500 RPM
Performance Analysis
The performance analysis of the Summit Racing 383 Stroker reveals its strengths and areas for improvement. The engine delivers robust power and torque, making it suitable for a variety of driving conditions.
- Acceleration: Quick throttle response and strong mid-range power.
- Driveability: Smooth operation and reliable performance under various loads.
- Sound: A deep, throaty exhaust note that enhances the driving experience.
Cost vs. Performance
At a price point of $2,800, the Summit Racing 383 Stroker offers significant value for its performance capabilities. When compared to other engines in the same price range, it stands out for its horsepower and torque output.
- Cost: $2,800
- Performance: 426 hp and 465 lb-ft of torque
- Value Ratio: High performance for a competitive price
Conclusion
The dyno test results for the $2,800 Summit Racing 383 Stroker in a 1967 Chevelle demonstrate its capability as a powerful and reliable engine option. With impressive horsepower and torque figures, this engine is an excellent choice for those looking to enhance their classic muscle car’s performance without breaking the bank.
Overall, the Summit Racing 383 Stroker provides an attractive balance of performance, reliability, and affordability, making it a worthy investment for car enthusiasts.