Green Car Congress

MAY 4, 2009

A bill under consideration in the California state legislature would require California’s Bureau of Automotive Repair (BAR) to include Class III (280 cc or greater) model-year 2000 and newer motorcycles in the state’s smog check program beginning 1 January 2012. g/km HC+NO x , compared to the 2004 Tier I standard of 1.4

Motorcycles 150

Motorcycles California 2006 2004 150

Green Car Congress

SEPTEMBER 26, 2009

Diesel exhaust contains a variety of harmful gases and more than 40 other known cancer-causing substances. In 2000, the ARB established California’s Diesel Risk Reduction Plan, which aims to reduce diesel emissions to 85% below 2000 levels by 2020. NO x helps create ground-level ozone, or smog.

Diesel 170

Diesel California Emissions 2007 170

Green Car Congress

DECEMBER 17, 2015

At idle and low loads, rebreathing of hot exhaust gases provided stable compression ignition with very low engine-out NO x and PM emissions. Rebreathing enabled reduced boost pressure, while greatly increasing exhaust temperature. bar was measured at 2000 rpm, with 17.4 MAP was reduced to minimize boost parasitics.

Downsizing 150

Downsizing Engine Fuel Gasoline 150