ATTENTION: PERFORMANCE AND RACING BUSINESS OWNERS !!!
COMPRESSION RATIOS
2V NON PI
2V PI
4.6- 4V ALL
13.5cc Dished with 4.6 Engine
8.7:1
9.8:1
8.9:1
13.5cc Dished with 5.4 Engine
8.4:1
9.2:1
8.5:1