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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)

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Results Found: 4

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
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:
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
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:
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
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:
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
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
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