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ENGINE APPLICATION MANUAL GM Powertrain
Gasoline 4.3L V6 90 Degree Revised: 08/15/2000
File: c:\data\manuales\v6-truck\am43v6#3.doc
Contact:Luis Nespolo - (248) 857-1558 Printed: 8/15/00
63
4.0 DETAILED PERFORMANCE DESCRIPTION
4.1 EXHAUST AND EVAPORATIVE EMISSIONS
4.1.1 EPA Certification
This engine when equipped with GMPT specified exhaust after treatment systems and GMPT
transmissions has been certified to EPA requirements
4.1.2 CARB Certification
This engine when equipped with GMPT specified exhaust after treatment systems and GMPT
transmissions has been certified to CARB requirements
4.1.3 Other Regulations
The Engine must comply with the following regulations: (Based on application and time of
production.)
GVWR # LVW# FEDERAL (TIER 1) (g/mile) CALIFORNIA (TIER 1) (g/mile)
3751 -
NOx THC NMHC CO PM MILES NOx THC NMHC CO PM MILES
5750
— — .32 4.4 — 50K .98 .45 6.4 .10 120K
.98 .80 .46 6.4 .10 120K
6001 -
8500
5751 -
NOx THC NMHC CO PM MILES NOx THC NMHC CO PM MILES
8500
— — .39 5.0 — 50K 1.53 .56 7.3 .12 120K
1.53 .80 .56 7.3 .12 120K
8501-
NOx THC NMHC CO PM MILES NOx THC NMHC CO PM MILES
10,000
4.0* 1.3* 15.5* .10* 110K 1.81 .66 8.1 .15 120K
8501 -
14,000 10,000 - 4.0* 1.3* 15.5* NOx THC THC CO PM MILES
14,000 4.0* 1.9* 37.7* 2.77 .86 10.3 .18 120K
NOx THC NMHC CO PM MILES NOx THC THC CO PM MILES
>14000 >14000 4.0* 1.9* 37.7* 3.9* 14.4* .10* 110K
OPT FOR DIESEL/INCOMPL.* (GVW 8501-14,000)
NOx & NHM C CO PM MILES
3.9* 14.4* .10* 110K
* g/bhp - hr
Figure: 4.1.1-I EPA Regulations