Effective Compression Ratio

 

Boost Pressure

 

2 PSI

4 PSI

6 PSI

8 PSI

10 PSI

12 PSI

Static C.R.

           

7.0:1

8.0

8.9

9.9

10.8

11.8

12.7

7.5:1

8.5

9.5

10.6

11.6

12.6

13.6

8.0:1

9.1

10.2

11.3

12.4

13.4

14.5

8.5:1

9.7

10.8

12.0

13.1

14.3

15.4

9.0:1

10.2

11.4

12.7

13.9

15.1

16.3

9.5:1

10.8

12.1

13.4

14.7

16.0

17.3