Picture is for illustration purposes only  | Year: | 1991 |   | | Make: | Buick | | Model: | Riviera | | Sub Models: | Base | | Engine Sizes: | 3.8L V6 GAS | | Item: | Engine Assembly
OEM Genuine Quality |
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| | Items Available: | 44 | | Average Price: | $633.00 (SHIPPING included) | | Price Range: | $426.00 - $1,789.00 |
| | Supplier: | OEM Recycling Network |
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Browse below our top salvage yards current inventory of used 1991 Buick Riviera used engines.
Since the inventory from our nationwide network of salvage yards is always changing you might not
currently find the engine you are looking for. If this is the case, please fill
out our Online Engine Locating Form and we will attempt to locate the engine for you at the best price
and in a timely manner. We warranty our 1991 Buick Riviera used engines with a minimum 6 month to 2
year warranty. After reviewing our online inventory below, you have the option to order
the 1991 Buick Riviera engine online, or contact us by phone. You can call for information and be
sure that you are buying the correct 1991 Buick Riviera engine.
Note that we will not proceed with your online order before confirming with you the accuracy of your
vehicle's information, the engine size, and the VIN number.
Core Charge: Some units may be subject to a core deposit (refundable). The core pick up will be arranged by the supplier.
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Choose Your Engine |
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1.
| Description: | Gas Engine, Complete Unit
COF | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 127K | | Quality: |  | | Warranty: | 1-Year (policy) |  | | Discount Price: | $426.00 |  | | Stock Number: | 3TK11920Z | | | Location: | Chesapeake, Virginia 23321 |
| 2.
| Description: | Gas Engine, Complete Unit
CFS | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 166K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $426.00 | | | Stock Number: | 3TK64148Z | | | Location: | Columbia, South Carolina 29334 |
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3.
| Description: | Gas Engine, Complete Unit
(6-231, 3.8L), COLD COMP..160-170.UTR.. | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 228K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $486.00 | | | Stock Number: | 6WO653243 | | | Location: | Little Rock, Arkansas 72701 |
| 4.
| Description: | Gas Engine, Complete Unit
(6-231, 3.8L), Without supercharger; (VIN L) | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 147K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $486.00 | | | Stock Number: | 9ZX86202C | | | Location: | Hartford, Massachusetts 01570 |
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5.
| Description: | Gas Engine, Complete Unit
(6-231, 3.8L, VIN L) R&D-PETER | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 130K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $486.00 | | | Stock Number: | 9ZN506622 | | | Location: | Providence, Rhode Island 02864 |
| 6.
| Description: | Gas Engine, Complete Unit
231 (3.8L, VIN L) | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 270K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $486.00 | | | Stock Number: | MCEI6850T | | | Location: | El Paso, Texas 76060 |
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7.
| Description: | Gas Engine, Complete Unit
150-150-150-120-120-150 | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 289K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $486.00 | | | Stock Number: | 4UF62649U | | | Location: | Dallas, Texas 75215 |
| 8.
| Description: | Gas Engine, Complete Unit
\-3.8, A4, FED, FWD, 155-185ALL RAN | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 213K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $486.00 | | | Stock Number: | OE493848G | | | Location: | Portland, Oregon 97211 |
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9.
| Description: | Gas Engine, Complete Unit
(6-231, 3.8L), Without supercharger; w/TPI ( | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 154K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | G9596913K | | | Location: | New Orleans, Louisiana 70754 |
| 10.
| Description: | Gas Engine, Complete Unit
(6-231, 3.8L, VIN L) | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | Very Good | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | 7XD60192S | | | Location: | Nashville, Tennessee 37355 |
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11.
| Description: | Gas Engine, Complete Unit
(6-231, 3.8L, VIN L), RUN | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 133K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | 4UR368116 | | | Location: | Nashville, Tennessee 37355 |
| 12.
| Description: | Gas Engine, Complete Unit
\3.8, Automatic Transmission, 06-92, FWD, XHARNESS | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 145K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | NDEO9291T | | | Location: | Columbia, South Carolina 29334 |
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13.
| Description: | Gas Engine, Complete Unit
(6-231, 3.8L, VIN L), NO HARNESS | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 200K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | 7X997300O | | | Location: | Columbia, South Carolina 29334 |
| 14.
| Description: | Gas Engine, Complete Unit
(6-231, 3.8L), Without supercharger; (VIN L) | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 171K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | 5VQ78045 | | | Location: | Columbia, South Carolina 29334 |
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15.
| Description: | Gas Engine, Complete Unit
(6-231, 3.8L), Without supercharger; (VIN L) | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 103K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | 6WD87819S | | | Location: | Providence, Rhode Island 02864 |
| 16.
| Description: | Gas Engine, Complete Unit
3.8L, 234K, RUNS | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 233K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | 6WN371842 | | | Location: | Harrisburg, Pennsylvania 17370 |
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17.
| Description: | Gas Engine, Complete Unit
6-231 (3.8L, VIN L), UTR | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 160K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | G9426457G | | | Location: | Milwaukee, Wisconsin 53546 |
| 18.
| Description: | Gas Engine, Complete Unit
3.8L, VIN-L, Without SPRCHRGR, RIV-RG | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 164K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | 5V742075M | | | Location: | Milwaukee, Wisconsin 53546 |
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19.
| Description: | Gas Engine, Complete Unit
3.8, VIN-L, Automatic Transmission, FWD, RIV-RG | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 148K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | 5VI67317X | | | Location: | Milwaukee, Wisconsin 53546 |
| 20.
| Description: | Gas Engine, Complete Unit
3.8L, VIN-L, Without SPRCHRGR, NT | | Fits: | 1991 Buick Riviera
(6 Cyl, 231 cid, 3.8L, VIN "L") | | Condition: | 176K | | Quality: | | | Warranty: | 1-Year (policy) | | | Discount Price: | $546.00 | | | Stock Number: | 4U139003G | | | Location: | Milwaukee, Wisconsin 53546 |
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Access 1991 Buick Riviera wiring diagrams and repair procedures. Learn how to repair,
install or remove a Engine Assembly, reset engine lights...
