Acura 3.5 RL Manual page 23

Under-hood Emissions Control Label
Emission Group Identification
(2000 model)
Example:
VACUUM HOSE ROUTING DIAGRAM
50ST (50 States):
THIS VEHICLE CONFORMS TO U.S. EPA NLEV REGULA-
TIONS APPLICABLE TO 2000 MODEL YEAR NEW LEV
PASSENGER CARS AND CALIFORNIA REGULATIONS
APPLICABLE TO 2000 MODEL YEAR NEW LEV PASSEN-
GER CARS.
Engine and Evaporative Families
Engine Family:
Evaporative Family: