Do Exhaust Controls Really Work? 660545

Emission tests on 404 1966-model cars with exhaust controls in public use confirm that the vehicle manufacturers have done a good job of building cars with low emissions. However, field data on emissions higher than proving-ground results and some deterioration of emissions with mileage, indicate that more effort is needed on emission control in the field.


Subscribers can view annotate, and download all of SAE's content. Learn More »


Members save up to 18% off list price.
Login to see discount.
Special Offer: Download multiple Technical Papers each year? TechSelect is a cost-effective subscription option to select and download 12-100 full-text Technical Papers per year. Find more information here.

Due to current capacity constraints, printed versions of our publications - including standards, technical papers, EDGE Reports, scholarly journal articles, books, and paint chips - may experience shipping delays of up to four to six weeks. We apologize for any inconvenience.