Hood vents do make a slight reduction in engine operating temperatures. The effect is most noticeable in stop-n-go traffic, and on the 4x4 trails, but also can be observed on the highway. I saw about a 5-8* drop in "normal" operating temps after I installed my hood vents.
The biggest misconception, is that hood vents can compensate for a weak or neglected cooling system. Regular routine maintenance is the only way to avoid overheating issues.
Total US debt has increased by 70% under Obama, from $10.625 trillion on January 21, 2009 to $18.005 trillion January 1, 2015.
Progressive Liberalism: Bringing you new Healthcare ideas so wonderful, they have to include mandatory participation ......
Originally Posted by Ronald W. Reagan: Government is not the solution to our problems; Government is the problem.