Pontiac 231 Engine (V6, 231 cid, 3.8L)

This Pontiac 231/3.8L engine/motor can fit the Trans Sport, Bonneville, Firebird, Parisienne, Grand Lemans, Grand Prix, Sunbird, Phoenix, Laurentian, Grand AM, Lemans, Catalina, Ventura and some other Pontiac car and/or truck applications - for more details see your automobile manual.

2001 - 2003

2001-2003 Pontiac 231
Engine Description
2001-2003 Pontiac 231 
Size
VIN
Price/Core
231/3.8L
1, E
$1,847/$300
Top

1999 - 2000

1999-2000 Pontiac 231
Engine Description
1999-2000 Pontiac 231 
Size
VIN
Price/Core
231/3.8L
1, K, 7
$2,080/$300
1999-2003 Pontiac 231
Engine Description
1999-2003 Pontiac 231 
Size
VIN
Price/Core
231/3.8L
K, 1, E, 7, 2, 4
$1,847/$300
Top

1998

1998 Pontiac 231 2-bolt main, LT-1, aluminum heads, roller cam
Engine Description
1998 Pontiac 231 2-bolt main, LT-1, aluminum heads, roller cam
Size
VIN
Price/Core
231/3.8L
K
$1,826/$600
Top

1997 - 1998

1997 Pontiac 231
Engine Description
1997 Pontiac 231 
Size
VIN
Price/Core
231/3.8L
K, 1, 7
$1,847/$250
Top

1996 - 1998

1997 Pontiac 231
Engine Description
1997 Pontiac 231 
Size
VIN
Price/Core
231/3.8L
1, 7
$2,080/$300
Top

1995

1995 Pontiac 231 FWD, 3800, LN3, balance shaft, roller cam, no vent hole left intake side head.
Engine Description
1995 Pontiac 231 FWD, 3800, LN3, balance shaft, roller cam, no vent hole left intake side head.
Size
VIN
Price/Core
231/3.8L
L, 7
$1,807/$200
1995 Pontiac 231 FWD, 3800,  balance shaft, roller cam
Engine Description
1995 Pontiac 231 FWD, 3800, balance shaft, roller cam
Size
VIN
Price/Core
231/3.8L
K
$1,847/$250
1995 Pontiac 231 FWD, 3800,  balance shaft, roller cam
Engine Description
1995 Pontiac 231 FWD, 3800, balance shaft, roller cam
Size
VIN
Price/Core
231/3.8L
K, 7
$1,847/$250
Top

1994

1994 Pontiac 231 FWD, 3800,  balance shaft, roller cam
Engine Description
1994 Pontiac 231 FWD, 3800, balance shaft, roller cam
Size
VIN
Price/Core
231/3.8L
L, 7
$1,847/$200
Top

1993

1993 Pontiac 231 FWD, 3800, balance shaft, roller cam, 3/4" vent hole on left intake side head.
Engine Description
1993 Pontiac 231 FWD, 3800, balance shaft, roller cam, 3/4" vent hole on left intake side head.
Size
VIN
Price/Core
231/3.8L
L, 7
$1,847/$200
Top

1992

1992 Pontiac 231 FWD, 3800, balance shaft, roller cam, 3/4" vent hole on left intake side.
Engine Description
1992 Pontiac 231 FWD, 3800, balance shaft, roller cam, 3/4" vent hole on left intake side.
Size
VIN
Price/Core
231/3.8L
L, 7
$1,807/$200
1992-1993 Pontiac 231
Engine Description
1992-1993 Pontiac 231 
Size
VIN
Price/Core
231/3.8L
1
$1,974/$300
Top

1991

1991 Pontiac 231 FWD, 3800, balance shaft, roller cam, without 3/4" pcv hole on intake face
Engine Description
1991 Pontiac 231 FWD, 3800, balance shaft, roller cam, without 3/4" pcv hole on intake face
Size
VIN
Price/Core
231/3.8L
C, 7
$1,752/$200
Top

1989

1989 Pontiac 231 FWD, 3800, balance shaft, roller cam, with oil pump kit only.
Engine Description
1989 Pontiac 231 FWD, 3800, balance shaft, roller cam, with oil pump kit only.
Size
VIN
Price/Core
231/3.8L
7
$1,752/$200
Top

1988 - 1990

1988-1990 Pontiac 231 FWD, 3800, balance shaft, roller cam, with oil pump kit only.
Engine Description
1988-1990 Pontiac 231 FWD, 3800, balance shaft, roller cam, with oil pump kit only.
Size
VIN
Price/Core
231/3.8L
C, 7
$1,752/$200
Top

1987 - 1988

1987 Pontiac 231 FWD, roller cam, No distributor, oil pump driven by splines. 7/16" Dia. dipstick tube, GM dipstick P/N 25531505, tube P/N 25531507.  With oil pump kit only.
Engine Description
1987 Pontiac 231 FWD, roller cam, No distributor, oil pump driven by splines. 7/16" Dia. dipstick tube, GM dipstick P/N 25531505, tube P/N 25531507. With oil pump kit only.
Size
VIN
Price/Core
231/3.8L
3
$1,450/$225
Top

1986 - 1987

1986 Pontiac 231 RWD, 20 bolt pan, Fits turbo and non turbo. With oil pump kit only.
Engine Description
1986 Pontiac 231 RWD, 20 bolt pan, Fits turbo and non turbo. With oil pump kit only.
Size
VIN
Price/Core
231/3.8L
A
$1,288/$225
Top

1984 - 1985

1984-1985 Pontiac 231 RWD, 14 bolt pan
Engine Description
1984-1985 Pontiac 231 RWD, 14 bolt pan
Size
VIN
Price/Core
231/3.8L
A
$1,304/$200
Top

1979 - 1983

1980 Pontiac 231 RWD, 14 bolt pan
Engine Description
1980 Pontiac 231 RWD, 14 bolt pan
Size
VIN
Price/Core
231/3.8L
A, 3
$1,285/$200
Top

1977 - 1978

1978 Pontiac 231 Even fire, without smog.
Engine Description
1978 Pontiac 231 Even fire, without smog.
Size
VIN
Price/Core
231/3.8L
A, G
$1,304/$225
1977 Pontiac 231 Odd Fire, without smog.
Engine Description
1977 Pontiac 231 Odd Fire, without smog.
Size
VIN
Price/Core
231/3.8L
C
$1,496/$225
Top

1976

1976 Pontiac 231 Odd Fire, without smog.
Engine Description
1976 Pontiac 231 Odd Fire, without smog.
Size
VIN
Price/Core
231/3.8L
C
$1,496/$225
Top

For troubleshooting tips and repair information on the Pontiac 231/3.8L engine, please visit our Information page.