http://api.org/news-and-media/docs/~...chnologies.pdf
Published Sept, 2013
Appendix A - Pg 125
A few numbers I found interesting below...
14 CR technology = 6.0%
Improved Lubricating Oil 5W-20 = 0.5%
Weight Reduction by 5% = 3.3%
Weight Reduction by 10% = 6.5%
Weight Reduction by 15% = 9.6%
Rolling Resistance Reduction by 10% = 2.2%
Rolling Resistance Reduction by 20% = 4.4%
Drag Reduction by 10% = 1.8%
Drag Reduction by 20% = 3.5%
Alternator Improvements = 0.5%
Electric water pump = 0.5%
Idle Stop (advanced) = 2.5%
Fast engine warm-up = 0.5%
Discuss...
