Flowtech Replacement Header Gasket Sets 99161FLT

Flowtech Replacement Header Gasket Sets 99161FLT

BIG-99161FLT

4.75 out of 5 stars ( 26 )

Part Number: BIG-99161FLT

Estimated Ship Date: Monday 10/19/2026

$19.24

$21.38

(Save $2.14)

Results Found: 36

Make:
GMC
Model:
C15
Submodel:
BASE
Beginning Year:
1975
Ending Year:
1975
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
Y
Region:
USA
Make:
GMC
Model:
C15
Submodel:
BASE
Beginning Year:
1975
Ending Year:
1976
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
V
Region:
USA
Make:
GMC
Model:
C15
Submodel:
BASE
Beginning Year:
1976
Ending Year:
1976
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
U
Region:
USA
Make:
GMC
Model:
C15
Submodel:
BASE
Beginning Year:
1976
Ending Year:
1978
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
L
Region:
USA
Make:
GMC
Model:
C15
Submodel:
BASE
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Liter:
5.0
CID:
305
Engine Family:
Chevy small block Gen I
Engine Size:
5.0L/305
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
U
Region:
USA
Make:
GMC
Model:
C15
Submodel:
BASE
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
OLDSMOBILE V8 DIESEL
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
Z
Region:
USA
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
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
R
Region:
USA
Make:
GMC
Model:
C15
Submodel:
HEAVY HALF
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
L
Region:
USA
Make:
GMC
Model:
C15
Submodel:
HEAVY HALF
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
5.0
CID:
305
Engine Family:
Chevy small block Gen I
Engine Size:
5.0L/305
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
U
Region:
USA
Make:
GMC
Model:
C15
Submodel:
HIGH SIERRA
Beginning Year:
1975
Ending Year:
1975
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
Y
Region:
USA
Make:
GMC
Model:
C15
Submodel:
HIGH SIERRA
Beginning Year:
1975
Ending Year:
1976
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
V
Region:
USA
Make:
GMC
Model:
C15
Submodel:
HIGH SIERRA
Beginning Year:
1976
Ending Year:
1976
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
U
Region:
USA
Make:
GMC
Model:
C15
Submodel:
HIGH SIERRA
Beginning Year:
1976
Ending Year:
1978
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
L
Region:
USA
Make:
GMC
Model:
C15
Submodel:
HIGH SIERRA
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Liter:
5.0
CID:
305
Engine Family:
Chevy small block Gen I
Engine Size:
5.0L/305
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
U
Region:
USA
Make:
GMC
Model:
C15
Submodel:
HIGH SIERRA
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
OLDSMOBILE V8 DIESEL
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
Z
Region:
USA
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
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
R
Region:
USA
Make:
GMC
Model:
C15
Submodel:
INDY HAULER
Beginning Year:
1977
Ending Year:
1977
Engine Type:
V8
Liter:
5.0
CID:
305
Engine Family:
Chevy small block Gen I
Engine Size:
5.0L/305
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
U
Region:
USA
Make:
GMC
Model:
C15
Submodel:
INDY HAULER
Beginning Year:
1977
Ending Year:
1977
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
L
Region:
USA
Make:
GMC
Model:
C15
Submodel:
SIERRA CLASSIC
Beginning Year:
1975
Ending Year:
1975
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
Y
Region:
USA
Make:
GMC
Model:
C15
Submodel:
SIERRA CLASSIC
Beginning Year:
1975
Ending Year:
1976
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
V
Region:
USA
Make:
GMC
Model:
C15
Submodel:
SIERRA CLASSIC
Beginning Year:
1976
Ending Year:
1976
Engine Type:
V8
Liter:
6.6
CID:
400
Engine Family:
Chevy small block Gen I
Engine Size:
6.6L/400
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
U
Region:
USA
Make:
GMC
Model:
C15
Submodel:
SIERRA CLASSIC
Beginning Year:
1976
Ending Year:
1978
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
Chevy small block Gen I
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
L
Region:
USA
Make:
GMC
Model:
C15
Submodel:
SIERRA CLASSIC
Beginning Year:
1977
Ending Year:
1978
Engine Type:
V8
Liter:
5.0
CID:
305
Engine Family:
Chevy small block Gen I
Engine Size:
5.0L/305
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
U
Region:
USA
Make:
GMC
Model:
C15
Submodel:
SIERRA CLASSIC
Beginning Year:
1978
Ending Year:
1978
Engine Type:
V8
Liter:
5.7
CID:
350
Engine Family:
OLDSMOBILE V8 DIESEL
Engine Size:
5.7L/350
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
Z
Region:
USA
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
Application Notes:
Ferroglass Non-Asbestos Material, Header Gasket Set, Incl. 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets, Full Length.
Engine VIN Code:
R
Region:
USA