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1981 Buick Riviera

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Displaying 1 to 16 (of 16 products)
On Sale:

$32.56

Avail:
1 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
4.1L V6 Gas OHV,
3.8L V6 Gas OHV Turbo
 
1
 
[Intake Manifold Set]
1.32 X 2.35 Port Size
Perf.
Stage II Eng.
 
1981 Buick Riviera equipped with
4.1L V6 Gas OHV,
3.8L V6 Gas OHV Turbo [Intake Manifold Set]
1.32 X 2.35 Port Size
Perf.
Stage II Eng.

1 Per Vehicle
On Sale:

$24.30

Avail:
4 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.38 x 2.28 Port
Cast Iron/Alum. Heads
Che. Eng.
Lrg. Race Port
Perf.
w/Printoseal
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.060 Thick
1.38 x 2.28 Port
Cast Iron/Alum. Heads
Che. Eng.
Lrg. Race Port
Perf.
w/Printoseal
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.38 x 2.28 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
Contains cutout for Brodix water fitting
High Density rubber-fiber sheet w/Printoseal
Large Race Port
No exhaust crossover
On Brodix-use w/12SP-S
Perf.
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.060 Thick
1.38 x 2.28 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
Contains cutout for Brodix water fitting
High Density rubber-fiber sheet w/Printoseal
Large Race Port
No exhaust crossover
On Brodix-use w/12SP-S
Perf.
1 Per Vehicle
On Sale:

$25.57

Avail:
5 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.23 x 1.99 Port
Cast Iron/Alum. Heads
Che. Eng.
Perf.
Stock w/Open Exh. Crossover
w/Printoseal
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.060 Thick
1.23 x 1.99 Port
Cast Iron/Alum. Heads
Che. Eng.
Perf.
Stock w/Open Exh. Crossover
w/Printoseal
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.23 x 1.99 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
High Density rubber-fiber sheet with Printoseal
No exhaust crossover or blocking shields
On Brodix-use 8 Streetge
Perf.
Stock w/Open Exhaust Crossover
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.060 Thick
1.23 x 1.99 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
High Density rubber-fiber sheet with Printoseal
No exhaust crossover or blocking shields
On Brodix-use 8 Streetge
Perf.
Stock w/Open Exhaust Crossover
1 Per Vehicle
On Sale:

$30.26

Avail:
3 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.34 x 2.21 Port
Cast Iron/Alum. Heads
Che. Eng.
Med. Race Port
Perf.
w/Coating
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.060 Thick
1.34 x 2.21 Port
Cast Iron/Alum. Heads
Che. Eng.
Med. Race Port
Perf.
w/Coating
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.34 x 2.21 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
High Density rubber-fiber sheet w/Printoseal
Medium Race Port
No exhaust crossover or blocking shields
On Brodix-use w/8, 10, 11, 11X
Perf.
Small Chev.
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.060 Thick
1.34 x 2.21 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
High Density rubber-fiber sheet w/Printoseal
Medium Race Port
No exhaust crossover or blocking shields
On Brodix-use w/8, 10, 11, 11X
Perf.
Small Chev.

1 Per Vehicle
On Sale:

$31.45

Avail:
1 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.120 Thick
1.38 x 2.28 Port
Cast Iron/Alum. Heads
Che. Eng.
Lrg. Race Port
Perf.
w/Coating
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.120 Thick
1.38 x 2.28 Port
Cast Iron/Alum. Heads
Che. Eng.
Lrg. Race Port
Perf.
w/Coating
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.120 Thick
1.38 x 2.28 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
Contains cutout for Brodix water fitting
High Density rubber-fiber sheet w/coating
Large Race Port
No exhaust crossover
On Brodix-use w/12SP-S
Perf.
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.120 Thick
1.38 x 2.28 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
Contains cutout for Brodix water fitting
High Density rubber-fiber sheet w/coating
Large Race Port
No exhaust crossover
On Brodix-use w/12SP-S
Perf.
1 Per Vehicle
On Sale:

$25.92

Avail:
4 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
4.1L V6 Gas OHV,
3.8L V6 Gas OHV Turbo
 
1
 
[Intake Manifold Set]
1.10 X 2.05 Port Size
Except Stage II Engine
Perf.
 
1981 Buick Riviera equipped with
4.1L V6 Gas OHV,
3.8L V6 Gas OHV Turbo [Intake Manifold Set]
1.10 X 2.05 Port Size
Except Stage II Engine
Perf.
1 Per Vehicle
On Sale:

$19.86

Avail:
20 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.23 x 1.99 Port
Cast Iron/Alum. Heads
Che. Eng.
Perf.
Stock w/Blocked Exh. Crossover
w/Coating
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.060 Thick
1.23 x 1.99 Port
Cast Iron/Alum. Heads
Che. Eng.
Perf.
Stock w/Blocked Exh. Crossover
w/Coating
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.23 x 1.99 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
Embossed Steel Laminate w/Coating
No exhaust crossover or blocking shields
Perf.
Small Chev. Listing
Stock w/Blocked Exhaust Crossover
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.060 Thick
1.23 x 1.99 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
Embossed Steel Laminate w/Coating
No exhaust crossover or blocking shields
Perf.
Small Chev. Listing
Stock w/Blocked Exhaust Crossover
1 Per Vehicle
On Sale:

$19.23

Avail:
33 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.28 x 2.09 Port
Cast Iron/Alum. Heads
Che. Eng.
Perf.
Stock or Sm. Race Port
w/Printoseal
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.060 Thick
1.28 x 2.09 Port
Cast Iron/Alum. Heads
Che. Eng.
Perf.
Stock or Sm. Race Port
w/Printoseal
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.28 x 2.09 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
High Density rubber-fiber sheet w/Printoseal
No exhaust crossover or blocking shields
On Brodix-use 8 Streetge
Perf.
Stock Or Small Race Port
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.060 Thick
1.28 x 2.09 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
High Density rubber-fiber sheet w/Printoseal
No exhaust crossover or blocking shields
On Brodix-use 8 Streetge
Perf.
Stock Or Small Race Port
1 Per Vehicle
On Sale:

$21.35

Avail:
39 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.120 Thick
1.34 x 2.21 Port
Cast Iron/Alum. Heads
Che. Eng.
Med. Race Port
Perf.
w/Printoseal
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.120 Thick
1.34 x 2.21 Port
Cast Iron/Alum. Heads
Che. Eng.
Med. Race Port
Perf.
w/Printoseal
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.120 Thick
1.34 x 2.21 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
High Density rubber-fiber sheet w/Printoseal
Medium Race Port
No exhaust crossover or blocking shields
On Brodix-use w/8, 10, 11, 11X
Perf.
Small Chev.
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.120 Thick
1.34 x 2.21 Port Size
Alum. or Cast iron Heads with Conven. port & Bolt location
High Density rubber-fiber sheet w/Printoseal
Medium Race Port
No exhaust crossover or blocking shields
On Brodix-use w/8, 10, 11, 11X
Perf.
Small Chev.

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.38 x 2.38 Port
Cast Iron/Alum. Heads
Che. Eng.
Perf.
X-Lrg. Race Port
w/Printoseal
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.060 Thick
1.38 x 2.38 Port
Cast Iron/Alum. Heads
Che. Eng.
Perf.
X-Lrg. Race Port
w/Printoseal
1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.045 Thick
1.40 x 1.90 Port
Alum. Heads
Che. Eng.
Che. SB2 Mirror Port
Perf.
w/o Coating
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.045 Thick
1.40 x 1.90 Port
Alum. Heads
Che. Eng.
Che. SB2 Mirror Port
Perf.
w/o Coating
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.045 Thick
1.40 x 1.90 Port Size
Chev. SB2 Mirror Port
High Density rubber-fiber sheet w/o coating
No exhaust crossover or blocking shields
Perf.
Small Chev. Listing
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.045 Thick
1.40 x 1.90 Port Size
Chev. SB2 Mirror Port
High Density rubber-fiber sheet w/o coating
No exhaust crossover or blocking shields
Perf.
Small Chev. Listing

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.090 Thick
1.40 x 1.90 Port
Alum. Heads
Che. Eng.
Che. SB2 Mirror Port
Perf.
w/Coating
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.090 Thick
1.40 x 1.90 Port
Alum. Heads
Che. Eng.
Che. SB2 Mirror Port
Perf.
w/Coating
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.090 Thick
1.40 x 1.90 Port Size
Chev. SB2 Mirror Port
High Density rubber-fiber sheet w/coating
No exhaust crossover or blocking shields
Perf.
Small Chev. Listing
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.090 Thick
1.40 x 1.90 Port Size
Chev. SB2 Mirror Port
High Density rubber-fiber sheet w/coating
No exhaust crossover or blocking shields
Perf.
Small Chev. Listing

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.38 x 1.85 to 1.66 x 3.03 Ports
Buick/Dart Alum. Heads
Che. Eng.
Perf.
Trim To Fit
w/Printoseal
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.060 Thick
1.38 x 1.85 to 1.66 x 3.03 Ports
Buick/Dart Alum. Heads
Che. Eng.
Perf.
Trim To Fit
w/Printoseal
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.060 Thick
1.38 x 1.85 to 1.66 x 3.03 Port Size
Buick/Dart-Trim to Fit
High Density rubber-fiber sheet w/Printoseal
No exhaust crossover or blocking shields
Perf.
Small Chev. Listing
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.060 Thick
1.38 x 1.85 to 1.66 x 3.03 Port Size
Buick/Dart-Trim to Fit
High Density rubber-fiber sheet w/Printoseal
No exhaust crossover or blocking shields
Perf.
Small Chev. Listing

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.090 Thick
1.25 x 2.15 Port
Che. 18 Deg. High Port Alum. Heads
Che. Eng.
Perf.
w/Coating
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.090 Thick
1.25 x 2.15 Port
Che. 18 Deg. High Port Alum. Heads
Che. Eng.
Perf.
w/Coating
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.090 Thick
1.25 x 2.15 Port Size
Chev. 18 Deg. High Port
High Density rubber-fiber sheet w/coating
No exhaust crossover or blocking shields
Perf.
Small Chev. Listing
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.090 Thick
1.25 x 2.15 Port Size
Chev. 18 Deg. High Port
High Density rubber-fiber sheet w/coating
No exhaust crossover or blocking shields
Perf.
Small Chev. Listing

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
5.0L V8 Gas OHV
 
1
 
[Intake Manifold Set]
.120 Thick
1.31 x 2.02 Port
Che. Eng.
Perf.
Raised Runner Che. & Pon. 867 Alum. Heads
w/Coating
 
1981 Buick Riviera equipped with
5.0L V8 Gas OHV [Intake Manifold Set]
.120 Thick
1.31 x 2.02 Port
Che. Eng.
Perf.
Raised Runner Che. & Pon. 867 Alum. Heads
w/Coating
1 Per Vehicle
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV
 
1
 
[Intake Manifold Set]
.120 Thick
1.31 x 2.02 Port Size
Contains cutout for Brodix water fitting
High Density rubber-fiber sheet w/coating
No exhaust crossover or blocking shields
Perf.
Raised runner Chev. & Pont. 867 Head
Small Chev. Listing
 
1981 Buick Riviera equipped with
5.7L V8 Diesel OHV [Intake Manifold Set]
.120 Thick
1.31 x 2.02 Port Size
Contains cutout for Brodix water fitting
High Density rubber-fiber sheet w/coating
No exhaust crossover or blocking shields
Perf.
Raised runner Chev. & Pont. 867 Head
Small Chev. Listing

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1981 Buick Riviera equipped with
4.1L V6 Gas OHV
 
1
 
Engine Intake Manifold Gasket Set
Beaded Steel
 
1981 Buick Riviera equipped with
4.1L V6 Gas OHV Engine Intake Manifold Gasket Set
Beaded Steel

1 Per Vehicle
Displaying 1 to 16 (of 16 products)