Everyday life

Boost Horsepower Calculator

Find hp gain from boost pressure.

Calculated Output

Boosted horsepower (hp) 295.24

Step-by-Step Breakdown

1. Values used:

2. Stock horsepower = 200 hp

3. Boost = 7 psi

4. Boosted horsepower = 295.24hp

Did this calculator solve your problem today?

The math behind it

hp ≈ stock HP × (1 + boost/14.7).

Turbo vs SC?

Both follow pressure ratio; turbo usually adds more at the same psi.