Applications for HLY-20-240BK

Holley Mid-Mount Complete Accessory Systems 20-240BK

Holley Mid-Mount Complete Accessory Systems 20-240BK

HLY-20-240BK

4.75 out of 5 stars ( 17 )

Part Number: HLY-20-240BK

Estimated Ship Date: Monday 10/19/2026

$2,219.95

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Results Found: 94

Make:
GMC
Model:
C1500
Submodel:
BASE
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C1500
Submodel:
HIGH SIERRA
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C1500
Submodel:
SIERRA CLASSIC
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C1500
Submodel:
SIERRA GRANDE
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C1500
Submodel:
STREET COUPE
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C15
Submodel:
BASE
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C15
Submodel:
HIGH SIERRA
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C15
Submodel:
SIERRA CLASSIC
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C15
Submodel:
SIERRA GRANDE
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C15
Submodel:
STREET COUPE
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C2500
Submodel:
BASE
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C2500
Submodel:
HIGH SIERRA
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C2500
Submodel:
SIERRA CLASSIC
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C2500
Submodel:
SIERRA GRANDE
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C25
Submodel:
BASE
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C25
Submodel:
HIGH SIERRA
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C25
Submodel:
SIERRA CLASSIC
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C25
Submodel:
SIERRA GRANDE
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C25 SUBURBAN
Submodel:
BASE
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C25 SUBURBAN
Submodel:
HIGH SIERRA
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C25 SUBURBAN
Submodel:
SIERRA CLASSIC
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C25 SUBURBAN
Submodel:
SIERRA GRANDE
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C3500
Submodel:
BASE
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C3500
Submodel:
HIGH SIERRA
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R
Make:
GMC
Model:
C3500
Submodel:
SIERRA CLASSIC
Beginning Year:
1979
Ending Year:
1979
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Engine VIN Code:
R