How Much Horsepower Does a Crower Camshaft Add to a Pontiac 455? Costs and Results

The Pontiac 455 is a classic engine known for its power and performance. When considering modifications to enhance its capabilities, one popular choice among enthusiasts is the installation of a Crower camshaft. This article explores how much horsepower a Crower camshaft can add to a Pontiac 455, along with associated costs and expected results.

Understanding Camshafts

A camshaft plays a crucial role in an engine’s performance by controlling the timing and duration of the valve openings. The design of the camshaft can significantly affect horsepower and torque output. Crower camshafts are known for their high quality and performance enhancements.

Benefits of a Crower Camshaft

Upgrading to a Crower camshaft can provide several benefits for a Pontiac 455, including:

  • Increased horsepower and torque
  • Improved throttle response
  • Better engine sound
  • Enhanced overall performance

Horsepower Gains with Crower Camshaft

The amount of horsepower added by a Crower camshaft depends on various factors, including the specific cam profile chosen, engine modifications, and tuning. Generally, Pontiac 455 engines can see horsepower gains ranging from:

  • 20 to 50 horsepower with stock components
  • 50 to 100 horsepower with additional modifications

Cost of a Crower Camshaft

The cost of a Crower camshaft for a Pontiac 455 varies based on the specific model and features. On average, you can expect to pay:

  • Basic camshaft: $300 to $500
  • High-performance models: $500 to $1,000
  • Additional costs for installation: $200 to $500

Installation Considerations

When installing a Crower camshaft, there are several considerations to keep in mind:

  • Professional installation is recommended for optimal performance.
  • Proper tuning is essential to maximize horsepower gains.
  • Consider upgrading other components, such as valve springs and pushrods.

Expected Results

After installing a Crower camshaft, many Pontiac 455 owners report noticeable improvements in their vehicle’s performance. Common results include:

  • Increased acceleration and responsiveness
  • Higher top-end power
  • Enhanced driving experience

Conclusion

Upgrading to a Crower camshaft can significantly enhance the performance of a Pontiac 455. With potential horsepower gains of up to 100, this modification is a worthwhile investment for enthusiasts looking to improve their engine’s capabilities. Be sure to consider the costs and installation requirements to achieve the best results.