Buick 151 Engine (L4, 151 cid, 2.5L)

This Buick 151/2.5L engine/motor can fit the Skylark, Century, Somerset and some other Buick car and/or truck applications - for more details see your automobile manual.

1991 - 1992

1991-1992 Buick 151 FWD,  Roller cam,  Trigger fire ignition, Balance shaft, Block #750, Head #514, chain driven cam
Engine Description
1991-1992 Buick 151 FWD, Roller cam, Trigger fire ignition, Balance shaft, Block #750, Head #514, chain driven cam
Size
VIN
Price/Core
151/2.5L
R
$1,731/$250
Top

1990 - 1991

1990-1991 Buick 151 FWD,  Roller cam,  Trigger fire ignition,  Balance shaft, Block #401,  Head #485,  514, chain driven cam,No oil pump supplied
Engine Description
1990-1991 Buick 151 FWD, Roller cam, Trigger fire ignition, Balance shaft, Block #401, Head #485, 514, chain driven cam,No oil pump supplied
Size
VIN
Price/Core
151/2.5L
U
$1,731/$275
1990 Buick 151 FWD,  Roller cam,  Trigger fire ignition,  Block #980,  Head #485, 514,  Balance shaft, Gear Drive
Engine Description
1990 Buick 151 FWD, Roller cam, Trigger fire ignition, Block #980, Head #485, 514, Balance shaft, Gear Drive
Size
VIN
Price/Core
151/2.5L
R
$1,562/$300
Top

1989

1989 Buick 151 FWD,  Roller cam,  Trigger fire ignition,  Balance shaft, Block #980,  Head #642 No oil pump supplied
Engine Description
1989 Buick 151 FWD, Roller cam, Trigger fire ignition, Balance shaft, Block #980, Head #642 No oil pump supplied
Size
VIN
Price/Core
151/2.5L
R
$1,562/$300
1989 Buick 151 FWD,  Roller cam,  Trigger fire ignition,  Block #725, Head #485, balance shaft Head #514
Engine Description
1989 Buick 151 FWD, Roller cam, Trigger fire ignition, Block #725, Head #485, balance shaft Head #514
Size
VIN
Price/Core
151/2.5L
U
$1,731/$275
Top

1988

1988 Buick 151 FWD,  Roller cam,  Trigger fire ignition,  Balance shaft, Block #980,  Head #808,  655
Engine Description
1988 Buick 151 FWD, Roller cam, Trigger fire ignition, Balance shaft, Block #980, Head #808, 655
Size
VIN
Price/Core
151/2.5L
R
$1,562/$300
Top

1987

1987 Buick 151 FWD,  Roller cam,  Trigger fire ignition
Engine Description
1987 Buick 151 FWD, Roller cam, Trigger fire ignition
Size
VIN
Price/Core
151/2.5L
R
$1,461/$250
1987 Buick 151 FWD,  Roller cam,  Trigger fire ignition,  Balance shaft, Block #725,  Head #808,  655, No oil pump supplied
Engine Description
1987 Buick 151 FWD, Roller cam, Trigger fire ignition, Balance shaft, Block #725, Head #808, 655, No oil pump supplied
Size
VIN
Price/Core
151/2.5L
U
$1,731/$275
Top

1985 - 1986

1985 Buick 151 FWD,  Roller cam,Non Balance shaft, Smog in Manifold.
Engine Description
1985 Buick 151 FWD, Roller cam,Non Balance shaft, Smog in Manifold.
Size
VIN
Price/Core
151/2.5L
R
$1,474/$250
1985 Buick 151 FWD, roller cam, block #769, head #767. With balance shaft assembly.
Engine Description
1985 Buick 151 FWD, roller cam, block #769, head #767. With balance shaft assembly.
Size
VIN
Price/Core
151/2.5L
U
$1,489/$275
Top

1984

1984 Buick 151 FWD,  Also Fiero,  Smog in manifold,  Cross flow head, flat lifters.
Engine Description
1984 Buick 151 FWD, Also Fiero, Smog in manifold, Cross flow head, flat lifters.
Size
VIN
Price/Core
151/2.5L
R
$1,420/$250
Top

1982 - 1983

1983 Buick 151 FWD,  4 hole smog,  Mechanical or electric FP,  Cross flow head,
Engine Description
1983 Buick 151 FWD, 4 hole smog, Mechanical or electric FP, Cross flow head,
Size
VIN
Price/Core
151/2.5L
5
$1,255/$300
1982 Buick 151 FWD,  4 hole smog,  Mechanical or electric FP,  Cross flow head,
Engine Description
1982 Buick 151 FWD, 4 hole smog, Mechanical or electric FP, Cross flow head,
Size
VIN
Price/Core
151/2.5L
R, 5
$1,255/$300
1982 Buick 151 RWD,  No smog,  Mechanical or electric FP
Engine Description
1982 Buick 151 RWD, No smog, Mechanical or electric FP
Size
VIN
Price/Core
151/2.5L
5, B
$1,255/$300
Top

1980 - 1981

1980-1981 Buick 151 FWD,  4 hole smog,  Cross flow head
Engine Description
1980-1981 Buick 151 FWD, 4 hole smog, Cross flow head
Size
VIN
Price/Core
151/2.5L
5
$1,255/$300
Top

For troubleshooting tips and repair information on the Buick 151/2.5L engine, please visit our Information page.