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What hp does a 355 make vs stock Chevy 350?

Stock Chevy 350:

* Horsepower: 195-290 hp

* Torque: 285-380 lb-ft

355 Chevy:

* Horsepower: 300-400 hp

* Torque: 350-450 lb-ft

The 355 Chevy is a popular engine for performance builds because it offers a significant increase in horsepower and torque over the stock Chevy 350. This is due to a number of factors, including:

* Increased displacement: The 355 Chevy has a larger displacement than the stock Chevy 350, which means it can produce more power.

* Higher compression ratio: The 355 Chevy has a higher compression ratio than the stock Chevy 350, which means it can burn fuel more efficiently.

* Larger valves: The 355 Chevy has larger valves than the stock Chevy 350, which allows for better airflow into and out of the engine.

* Improved camshaft: The 355 Chevy has a more aggressive camshaft than the stock Chevy 350, which helps to improve airflow and increase power.

Overall, the 355 Chevy is a much more powerful engine than the stock Chevy 350. It is a popular choice for performance builds because it offers a significant increase in horsepower and torque without requiring a lot of modifications.