3.0L (181 CU IN) L4 GM 3.0L GM 181 I/L4

3.0L GM 181 I/L4 1987-1989 0B450801 THRU 0C856558

3.0L GM 181 I/L4 1998 0L010042 THRU 0L096999

3.0L GM 181 I/L4 1990-1994 0C856559 THRU 0F353099

3.0L GM 181 I/L4 0L097000 THRU 0W301999

3.0L GM 181 I/L4 0W302000 THRU 1A0019999

3.0L GM 181 I/L4 1A002000 THRU 1A020543

3.0L GM 181 I/L4 1A020544 & Up