How much horsepower does an Edelbrock intake and carburetor add to a 1977 Chevy blazer?

It is difficult to provide a precise figure for the increase in horsepower achieved by installing an Edelbrock intake and carburetor on a 1977 Chevy Blazer. The specific gains depend on various factors, including the engine's condition and specifications, as well as the exact models of Edelbrock intake and carburetor used.

That being said, owners have generally reported experiencing noticeable improvements in power and performance after upgrading to an Edelbrock setup. Depending on the specific components and engine configuration, gains in the range of 15-30 horsepower are commonly achieved.

However, it is crucial to consider other aspects of the engine and overall vehicle setup to achieve the best results. Factors like exhaust systems, ignition timing, and fuel delivery can all impact the overall performance gains you can expect from an intake and carburetor upgrade.

Therefore, it is advisable to consult with automotive professionals or enthusiasts with experience in modifying classic Chevy vehicles to ensure the best possible outcome. They can help you select the appropriate Edelbrock components and make other necessary adjustments to maximize the performance of your 1977 Chevy Blazer.