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6 Cyl, 191 cid (3.1L)
- ID 1131784
- ID 1131785
- ID 1131790
  - flat washer seal on suction port
  - o-ring seal on suction port
6 Cyl, 231 cid (3.8L)

A/C Compressor for 1991 Buick Regal

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There are 5 choices for the 1991 Buick Regal A/C Compressor !!!
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6 Cyl, 191 cid (3.1L) ID 1131784
6 Cyl, 191 cid (3.1L) ID 1131785
6 Cyl, 191 cid (3.1L) ID 1131790 flat washer seal on suction port
6 Cyl, 191 cid (3.1L) ID 1131790 o-ring seal on suction port
6 Cyl, 231 cid (3.8L)

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