Engine: General Subjects

1. A Raising the blow down adjusting ring further decreases the area of exposure to pressure after the valve pops and as a result, the valve blow down will decrease.
2. B Raising the blow down adjusting ring further increases the area of exposure to pressure after the valve pops and as a result, the valve blow down will decrease.
3. C Raising the blow down adjusting ring further decreases the area of exposure to pressure after the valve pops and as a result, the valve blow down will increase.
4. D Raising the blow down adjusting ring further increases the area of exposure to pressure after the valve pops and as a result, the valve blow down will increase.

Tip: press A-D to answer