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1991 GMC R2500 Suburban

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Displaying 1 to 25 (of 27 products)
On Sale:

$31.35

Avail:
1 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
2
 
with PermaTorque Severe Duty
Head Bolts Not Included
Head Bolt Replacement Recommended
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV with PermaTorque Severe Duty
Head Bolts Not Included
Head Bolt Replacement Recommended

2 Per Vehicle
On Sale:

$112.92

Avail:
2 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV
 
1
 
[Head Gasket]
.120 Thick
1 Per Pkg.
Che. Eng.
For Cast Iron/Alum Heads Round Bore
Perf.
Req. Prec. Port
S.D.
w/Coating
 
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV [Head Gasket]
.120 Thick
1 Per Pkg.
Che. Eng.
For Cast Iron/Alum Heads Round Bore
Perf.
Req. Prec. Port
S.D.
w/Coating
1 Per Vehicle
On Sale:

$57.96

Avail:
10 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
1
 
[Head Gasket]
0.039 Nominal Compr. Thickness
1 Per Pkg.
9.0cc Compressed Volume
Also suitable for Marine
Bore 4.200
Can use on Alum. Blocks w/Liners
For Cast Iron or Alum.Heads
Minimal Alum. Head brinneling
Perf.
Pre-Flattened Steel Wire Comb. Seal
Small Chev. Listing
Stainless Steel Core Laminate Const.
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV [Head Gasket]
0.039 Nominal Compr. Thickness
1 Per Pkg.
9.0cc Compressed Volume
Also suitable for Marine
Bore 4.200
Can use on Alum. Blocks w/Liners
For Cast Iron or Alum.Heads
Minimal Alum. Head brinneling
Perf.
Pre-Flattened Steel Wire Comb. Seal
Small Chev. Listing
Stainless Steel Core Laminate Const.
1 Per Vehicle
On Sale:

$72.05

Avail:
2 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV
 
1
 
[Head Gasket]
.060 Thick
1 Per Pkg.
4.370
Che. Eng.
For Alum. Heads Only
Gskt. Bore
Nom. Compr. & 1.40 x 2.30 Port
Perf.
w/Printoseal
 
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV [Head Gasket]
.060 Thick
1 Per Pkg.
4.370
Che. Eng.
For Alum. Heads Only
Gskt. Bore
Nom. Compr. & 1.40 x 2.30 Port
Perf.
w/Printoseal
1 Per Vehicle
On Sale:

$64.39

Avail:
1 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV
 
1
 
[Head Gasket]
.060 Thick
1 Per Pkg.
Che. Eng.
For Cast Iron/Alum.
Perf.
X-Lrg. Bore But Not Recomm For Eng 2.02 Port
w/Coating
 
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV [Head Gasket]
.060 Thick
1 Per Pkg.
Che. Eng.
For Cast Iron/Alum.
Perf.
X-Lrg. Bore But Not Recomm For Eng 2.02 Port
w/Coating
1 Per Vehicle
On Sale:

$55.87

Avail:
24 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
2
 
4.160in Combustion Chamber Opening
Nirtoseal
w/Contoured Combustion Chamber
w/Stainless Steel Flanges
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV 4.160in Combustion Chamber Opening
Nirtoseal
w/Contoured Combustion Chamber
w/Stainless Steel Flanges

2 Per Vehicle
On Sale:

$20.13

Avail:
21 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
2
 
VR2000
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV VR2000

2 Per Vehicle
On Sale:

$52.77

Avail:
3 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
6.2L V8 Diesel OHV
 
2
 
Solicor
 
1991 GMC R2500 Suburban equipped with
6.2L V8 Diesel OHV Solicor

2 Per Vehicle
On Sale:

$22.34

Avail:
2 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV
 
2
 
LPG Conversion
Single-Sided Graphite
 
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV LPG Conversion
Single-Sided Graphite
2 Per Vehicle
On Sale:

$18.60

Avail:
1 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
2
 
.044in Compressed Operating Thickness
9.8 CC Combustion Chamber Volume
Nitroseal
w/4.100in Combustion Chamber Dia
w/Contoured Combustion Chamber
w/Stainless Steel Flanges
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV .044in Compressed Operating Thickness
9.8 CC Combustion Chamber Volume
Nitroseal
w/4.100in Combustion Chamber Dia
w/Contoured Combustion Chamber
w/Stainless Steel Flanges

2 Per Vehicle
On Sale:

$24.11

Avail:
3 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
2
 
Single-Sided Graphite
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV Single-Sided Graphite

2 Per Vehicle
On Sale:

$15.29

Avail:
2 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
2
 
Head Bolts Not Included
Head Bolt Replacement Recommended
PermaTorque Gasket Included
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV Head Bolts Not Included
Head Bolt Replacement Recommended
PermaTorque Gasket Included

2 Per Vehicle
On Sale:

$41.25

Avail:
2 in Stock
Warehouse: US-1
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
6.2L V8 Diesel OHV
 
2
 
Standard Thickness
Head Bolts Not Included
Head Bolt Replacement Recommended
 
1991 GMC R2500 Suburban equipped with
6.2L V8 Diesel OHV Standard Thickness
Head Bolts Not Included
Head Bolt Replacement Recommended

2 Per Vehicle
On Sale:

$59.76

Avail:
5 in Stock
Warehouse: US-12
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV
 
2
 
Eng: L19
8th VIN Digit: N
 
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV Eng: L19
8th VIN Digit: N

2 Per Vehicle
On Sale:

$52.98

Avail:
6 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
1
 
[Head Gasket]
0.041 Nominal Compr. Thickness
1 Per Pkg.
9.1cc Compressed Volume
Bore 4.190
Can use on Alum. Blocks w/Liners
For Cast Iron or Alum.Heads
Minimal Alum. Head brinneling
Perf.
Small Chev. Listing
Steel Core Laminate Const. Pre-flattened Steel Wire Comb. Seal
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV [Head Gasket]
0.041 Nominal Compr. Thickness
1 Per Pkg.
9.1cc Compressed Volume
Bore 4.190
Can use on Alum. Blocks w/Liners
For Cast Iron or Alum.Heads
Minimal Alum. Head brinneling
Perf.
Small Chev. Listing
Steel Core Laminate Const. Pre-flattened Steel Wire Comb. Seal
1 Per Vehicle
On Sale:

$58.37

Avail:
2 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
1
 
[Head Gasket]
0.039 Nominal Compr. Thickness
1 Per Pkg.
8.9cc Compressed Volume
Bore 4.166
Do not use on Alum. Blocks w/Liners
For Aluminum Heads only
No Alum. Head brinneling
Perf.
Pre-Flattened Steel Wire Comb. Seal
Recom. for '86-91 Corvette Alum. Heads
Small Chev. Listing
Steel Core Laminate Const.
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV [Head Gasket]
0.039 Nominal Compr. Thickness
1 Per Pkg.
8.9cc Compressed Volume
Bore 4.166
Do not use on Alum. Blocks w/Liners
For Aluminum Heads only
No Alum. Head brinneling
Perf.
Pre-Flattened Steel Wire Comb. Seal
Recom. for '86-91 Corvette Alum. Heads
Small Chev. Listing
Steel Core Laminate Const.
1 Per Vehicle
On Sale:

$58.81

Avail:
12 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV
 
1
 
[Head Gasket]
0.041 Nominal Compr. Thickness
1 Per Pkg.
10.9cc Compressed Volume
Bore 4.540
Both rear coolant holes are open in gasket
Can use on all Mark IV heads
For Cast Iron or Alum.Heads
Minimal Alum. Head brinneling
Perf.
Pre-flattened Steel Wire Combustion seal
Steel Core Laminate Construction
all three lower coolant holes are open
 
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV [Head Gasket]
0.041 Nominal Compr. Thickness
1 Per Pkg.
10.9cc Compressed Volume
Bore 4.540
Both rear coolant holes are open in gasket
Can use on all Mark IV heads
For Cast Iron or Alum.Heads
Minimal Alum. Head brinneling
Perf.
Pre-flattened Steel Wire Combustion seal
Steel Core Laminate Construction
all three lower coolant holes are open
1 Per Vehicle
On Sale:

$59.65

Avail:
11 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
1
 
[Head Gasket]
0.041 Nominal Compr. Thickness
1 Per Pkg.
9.3cc Compressed Volume
Bore 4.200
Can use on Alum. Blocks w/Liners
For Cast Iron or Alum.Heads
Minimal Alum. Head brinneling
Perf.
Pre-Flattened Steel Wire Comb. Seal
Small Chev. Listing
Steel Core Laminate Construction
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV [Head Gasket]
0.041 Nominal Compr. Thickness
1 Per Pkg.
9.3cc Compressed Volume
Bore 4.200
Can use on Alum. Blocks w/Liners
For Cast Iron or Alum.Heads
Minimal Alum. Head brinneling
Perf.
Pre-Flattened Steel Wire Comb. Seal
Small Chev. Listing
Steel Core Laminate Construction
1 Per Vehicle
On Sale:

$64.47

Avail:
4 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV
 
1
 
[Head Gasket]
.120 Thick
1 Per Pkg.
Che. Eng.
For Cast Iron/Alum. Heads
Gskt. Bore 4.370
Nom. 1.40 x 2.30 Port
Perf.
w/Coating
 
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV [Head Gasket]
.120 Thick
1 Per Pkg.
Che. Eng.
For Cast Iron/Alum. Heads
Gskt. Bore 4.370
Nom. 1.40 x 2.30 Port
Perf.
w/Coating
1 Per Vehicle
On Sale:

$69.58

Avail:
1 in Stock
Warehouse: US-7
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
1
 
[Head Gasket]
0.051 Nominal Compr. Thickness
1 Per Pkg.
11.2cc Compressed Volume
Bore 4.200
Can use on Alum. Blocks w/Liners
Extra Thick Steel Core Laminate Const.
Extra thick to reduce compression and correct piston-head clearance problems
For Cast Iron or Alum.Heads
Minimal Alum. Head brinneling
Perf.
Pre-Flattened Steel Wire Const.
Small Chev. Listing
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV [Head Gasket]
0.051 Nominal Compr. Thickness
1 Per Pkg.
11.2cc Compressed Volume
Bore 4.200
Can use on Alum. Blocks w/Liners
Extra Thick Steel Core Laminate Const.
Extra thick to reduce compression and correct piston-head clearance problems
For Cast Iron or Alum.Heads
Minimal Alum. Head brinneling
Perf.
Pre-Flattened Steel Wire Const.
Small Chev. Listing

1 Per Vehicle
Avail:
0 in Stock
 OUT OF STOCK
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
1
 
[Head Gasket]
0.039 Nominal Compr. Thickness
1 Per Pkg.
9.0cc Compressed Volume
Bore 4.180
Can use on Alum. Blocks w/Liners
For Cast Iron or Alum.Heads
For Severe Duty (Nitrous-Turbos)
Loc-Wire (Steel Wire) Comb. Seal
Perf.
Requires Precision reciever groove machined in head
Small Chev. Listing
Stainless-Steel Core Laminate Const.
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV [Head Gasket]
0.039 Nominal Compr. Thickness
1 Per Pkg.
9.0cc Compressed Volume
Bore 4.180
Can use on Alum. Blocks w/Liners
For Cast Iron or Alum.Heads
For Severe Duty (Nitrous-Turbos)
Loc-Wire (Steel Wire) Comb. Seal
Perf.
Requires Precision reciever groove machined in head
Small Chev. Listing
Stainless-Steel Core Laminate Const.
1 Per Vehicle
On Sale:

$26.51

Avail:
9 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV
 
1
 
[Head Gasket]
0.015 Nominal Compr. Thickness
1 Per Pkg.
3.2cc Compressed Volume
Bore 4.100
Do not use on Alum. Blocks w/Liners
Embossed Shim w/precision rubber coating Const. and Comb. Seal
For Cast Iron or Alum.Heads
No Alum. Head brinneling
Perf.
Small Chev. Listing
Use in some sportsman drag race and flat top piston oval track catagories
 
1991 GMC R2500 Suburban equipped with
5.7L V8 Gas OHV [Head Gasket]
0.015 Nominal Compr. Thickness
1 Per Pkg.
3.2cc Compressed Volume
Bore 4.100
Do not use on Alum. Blocks w/Liners
Embossed Shim w/precision rubber coating Const. and Comb. Seal
For Cast Iron or Alum.Heads
No Alum. Head brinneling
Perf.
Small Chev. Listing
Use in some sportsman drag race and flat top piston oval track catagories
1 Per Vehicle
On Sale:

$29.73

Avail:
7 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV
 
2
 
with PermaTorque Severe Duty
 
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV with PermaTorque Severe Duty

2 Per Vehicle
On Sale:

$21.24

Avail:
6 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV
 
2
 
PermaTorque Gasket Included
 
1991 GMC R2500 Suburban equipped with
7.4L V8 Gas OHV PermaTorque Gasket Included

2 Per Vehicle
On Sale:

$46.20

Avail:
6 in Stock
Warehouse: US-4
Qty:
EnginePer VehicleFit NotesFitment Notes
1991 GMC R2500 Suburban equipped with
6.2L V8 Diesel OHV
 
2
 
Head Bolts Not Included
Head Bolt Replacement Recommended
0.010 (in) Thicker for use when block is refaced
 
1991 GMC R2500 Suburban equipped with
6.2L V8 Diesel OHV Head Bolts Not Included
Head Bolt Replacement Recommended
0.010 (in) Thicker for use when block is refaced

2 Per Vehicle
Displaying 1 to 25 (of 27 products)