Make:

GMC

Model:

C1500

Submodel:

BASE

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

F

Region:

USA

Make:

GMC

Model:

C1500

Submodel:

BASE

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C1500

Submodel:

HIGH SIERRA

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

F

Region:

USA

Make:

GMC

Model:

C1500

Submodel:

HIGH SIERRA

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C1500

Submodel:

SIERRA CLASSIC

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

F

Region:

USA

Make:

GMC

Model:

C1500

Submodel:

SIERRA CLASSIC

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C1500 SUBURBAN

Submodel:

BASE

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C1500 SUBURBAN

Submodel:

HIGH SIERRA

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C1500 SUBURBAN

Submodel:

SIERRA CLASSIC

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C2500

Submodel:

BASE

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C2500

Submodel:

HIGH SIERRA

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C2500

Submodel:

SIERRA CLASSIC

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C2500 SUBURBAN

Submodel:

BASE

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C2500 SUBURBAN

Submodel:

HIGH SIERRA

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

C2500 SUBURBAN

Submodel:

SIERRA CLASSIC

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

CABALLERO

Submodel:

AMARILLO

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

CABALLERO

Submodel:

BASE

Beginning Year:

1982

Ending Year:

1987

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

CABALLERO

Submodel:

DIABLO

Beginning Year:

1982

Ending Year:

1987

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

G1500

Submodel:

RALLY

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

G1500

Submodel:

RALLY STX

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

G1500

Submodel:

VANDURA

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

F

Region:

USA

Make:

GMC

Model:

G1500

Submodel:

VANDURA

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

G2500

Submodel:

RALLY

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

G2500

Submodel:

RALLY STX

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

H

Region:

USA

Make:

GMC

Model:

G2500

Submodel:

VANDURA

Beginning Year:

1982

Ending Year:

1986

Engine Type:

V8

Liter:

5.0

CID:

305

Engine Family:

Chevy small block Gen I

Engine Size:

5.0L/305

Application Notes:

Performance; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, Lower Engine Vacuum Than Stock,; Class 3, Rough Idle With Mid To High RPM Torque And Horsepower, Lower Engine Vacuum Than Stock, May Not Be Computer Compatible

Engine VIN Code:

F

Region:

USA