Make:

CHEVROLET

Beginning Year:

1970

Ending Year:

1990

Engine Type:

V8

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Make:

CHEVROLET

Model:

C70

Submodel:

C7D042

Beginning Year:

1980

Ending Year:

1990

Engine Type:

V8

Liter:

7.0

CID:

427

Engine Family:

Chevy big block Mark IV

Engine Size:

7.0L/427

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

E

Region:

USA

Make:

CHEVROLET

Model:

C70

Submodel:

C7D064

Beginning Year:

1980

Ending Year:

1990

Engine Type:

V8

Liter:

7.0

CID:

427

Engine Family:

Chevy big block Mark IV

Engine Size:

7.0L/427

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

E

Region:

USA

Make:

CHEVROLET

Model:

P30

Submodel:

BASE

Beginning Year:

1980

Ending Year:

1989

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

W

Region:

USA

Make:

CHEVROLET

Model:

P30

Submodel:

STEP-VAN

Beginning Year:

1980

Ending Year:

1989

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

W

Region:

USA

Make:

CHEVROLET

Model:

R20

Submodel:

CUSTOM DELUXE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

R20

Submodel:

SCOTTSDALE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

R20

Submodel:

SILVERADO

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

R20 SUBURBAN

Submodel:

CUSTOM DELUXE

Beginning Year:

1987

Ending Year:

1987

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

R20 SUBURBAN

Submodel:

SCOTTSDALE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

R20 SUBURBAN

Submodel:

SILVERADO

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

R30

Submodel:

CUSTOM DELUXE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

R30

Submodel:

CUSTOM DELUXE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

W

Region:

USA

Make:

CHEVROLET

Model:

R30

Submodel:

SCOTTSDALE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

R30

Submodel:

SCOTTSDALE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

W

Region:

USA

Make:

CHEVROLET

Model:

R30

Submodel:

SILVERADO

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

R30

Submodel:

SILVERADO

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

W

Region:

USA

Make:

CHEVROLET

Model:

V20 SUBURBAN

Submodel:

CUSTOM DELUXE

Beginning Year:

1987

Ending Year:

1987

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

V20 SUBURBAN

Submodel:

SCOTTSDALE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

V20 SUBURBAN

Submodel:

SILVERADO

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

V30

Submodel:

CUSTOM DELUXE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

V30

Submodel:

CUSTOM DELUXE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

W

Region:

USA

Make:

CHEVROLET

Model:

V30

Submodel:

SCOTTSDALE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA

Make:

CHEVROLET

Model:

V30

Submodel:

SCOTTSDALE

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

W

Region:

USA

Make:

CHEVROLET

Model:

V30

Submodel:

SILVERADO

Beginning Year:

1987

Ending Year:

1988

Engine Type:

V8

Liter:

7.4

CID:

454

Engine Family:

Chevy big block Mark IV

Engine Size:

7.4L/454

Application Notes:

Performance; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible, May Not Be Computer Compa; Class 1, Good Idle With Low RPM Torque And Mid Range Performance, May Not Be Computer Compatible

Engine VIN Code:

N

Region:

USA