1991 GMC P-Series Cylinder Heads & Components

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    • (0 reviews)
      # 191724015
      GMC P-Series 1991, Remanufactured Complete Cylinder Head by Replace®. If your vehicle has a cylinder head problem, don’t waste time and money having your originals repaired. This premium product is the best way to go for those looking...
      Completely disassembled, thoroughly cleaned, and carefully inspectedChecked for cracks
      $253.73 - $295.80
    • (0 reviews)
      # 1400001188
      GMC P-Series 4.3L / 5.7L 1991, Cylinder Head Bolt by Genuine®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $3.77 - $4.14
    • (0 reviews)
      # 40660686
      GMC P-Series 1991, Cylinder Head Bolt Set by Fel-Pro®. Designed utilizing the latest technology, this product by Fel-Pro features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...
      Meets or exceeds all original equipment specificationsApplication-specific design for a perfect fit
      $9.79 - $21.14
    • (0 reviews)
      # 40660691
      GMC P-Series 1991, Cylinder Head Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets meet...
      Unsurpassed quality you can trustValidated for fit, form and function
      $8.82 - $30.24
    • (0 reviews)
      # 40660668
      GMC P-Series 1991, Cylinder Head Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets meet...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $44.74 - $73.05
    • (0 reviews)
      # mpn646144
      GMC P-Series 5.7L 1991, HeadSaver Cylinder Head Gasket Spacer Shim by Fel-Pro®. Designed utilizing the latest technology, this product by Fel-Pro features premium quality and will perform better than advertised. Perfect for your vehicle...
      Meets or exceeds all original equipment specificationsApplication-specific design for a perfect fit
      $15.10
    • (0 reviews)
      # 158096742
      GMC P-Series 1991, Cylinder Head Bolt Set by DNJ Engine Components®. Designed utilizing the latest technology, this product by DNJ Engine Components features premium quality and will perform better than advertised. Perfect for your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $16.44 - $35.50
    • (0 reviews)
      # 158096620
      GMC P-Series 1991, Cylinder Head Gasket by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide you...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $6.03 - $10.41
    • (0 reviews)
      # 930086920
      GMC P-Series 1991, Cylinder Head Gasket Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide you...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $31.10 - $57.15
    • (0 reviews)
      # 558837226
      GMC P-Series 1991, GM Original Equipment™ Regular Cylinder Head Gasket by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $20.24 - $22.27
    • (0 reviews)
      # 929944155
      GMC P-Series 1991, Cylinder Head Gasket by Victor Reinz®. Increasing torque and performance with decreasing consumption and emissions. The development goals in engine construction determine the requirements of modern gasket systems. As...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $7.00 - $37.35
    • (0 reviews)
      # 929878130
      GMC P-Series 1991, Cylinder Head Gasket Set by Victor Reinz®. Increasing torque and performance with decreasing consumption and emissions. The development goals in engine construction determine the requirements of modern gasket systems....
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $40.57 - $110.73
    • (0 reviews)
      # 930028682
      GMC P-Series 1991, OEM Standard Cylinder Head Bolt Set by Victor Reinz®. Increasing torque and performance with decreasing consumption and emissions. The development goals in engine construction determine the requirements of modern...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $9.18 - $18.15
    • (0 reviews)
      # mpn4508899335
      GMC P-Series 5.7L 1991, Cylinder Head Gasket by Mahle®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $23.34
    • (0 reviews)
      # mpn4508031956
      GMC P-Series 4.3L / 5.7L 1991, Hollow Dowel by Dura-Bond®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...
      Rigorously tested to withstand years of abuseHigh-grade materials for long-lasting durability
      $1.88
    • (0 reviews)
      # mpn4508032089
      GMC P-Series 6.2L 1991, Solid Dowel by Dura-Bond®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
      Rigorously tested to withstand years of abuseHigh-grade materials for long-lasting durability
      $1.76
    • (0 reviews)
      # 1037269435
      GMC P-Series 1991, Cylinder Head Bolt Set by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for your vehicle...
      $13.30 - $19.15
    • (0 reviews)
      # 1071061242
      GMC P-Series 1991, Dowel Pin Kit by Pioneer Automotive®. Location: Head to BlockDesigned utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than advertised. Perfect for...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $1.22 - $1.46
    • (0 reviews)
      # mpn4553217947
      GMC P-Series 4.3L / 5.7L / 6.2L with High-Performance Engine 1991, Heat Treated Cylinder Head Bolt Washer by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $5.02
    • (0 reviews)
      # 630385151
      GMC P-Series 1991, Cylinder Head Bolt Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...
      Quick accurate delivery with excellent fill-rateExcellent inventory availability
      $16.35 - $29.40
    • (0 reviews)
      # 630375867
      GMC P-Series 1991, Cylinder Head Gasket by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...
      Quick accurate delivery with excellent fill-rateExcellent inventory availability
      $5.69 - $21.54
    • (0 reviews)
      # 630386202
      GMC P-Series 1991, Cylinder Head Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...
      Quick accurate delivery with excellent fill-rateExcellent inventory availability
      $25.55 - $50.70
    • (0 reviews)
      # mpn4520069489
      GMC P-Series 5.7L 1991, Cylinder Head Bolt Set by SBI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...
      Engineered with love for enginesMade for quiet and well-coordinated work of your engine
      $12.34
    • (0 reviews)
      # mpn358957112
      GMC P-Series 5.7L With Small Block Chevy Engine 1991, Eliminator 23° LT1 Street Cylinder Heads by AFR®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of...
      100% CNC Ported Combustion Chambers100% CNC Ported Exhaust Ports
      $1,953.23
    • (0 reviews)
      # 245115811
      GMC P-Series 5.7L With Small Block Chevy Engine 1991, Eliminator 23° Race Cylinder Heads by AFR®. ELIMINATOR line of SBC heads feature 100% 5-AXIS CNC ported intake, exhaust and combustion chambers; available in street and competition...
      100% CNC Ported Combustion Chambers100% CNC Ported Exhaust Ports
      $1,935.71 - $2,920.50
    • (0 reviews)
      # 245116052
      GMC P-Series 5.7L With Small Block Chevy Engine 1991, Eliminator 23° Street Cylinder Heads by AFR®. ELIMINATOR line of SBC heads feature 100% 5-AXIS CNC ported intake, exhaust and combustion chambers; available in street and...
      100% CNC Ported Combustion Chambers100% CNC Ported Exhaust Ports
      $1,765.27 - $1,765.28
    • (0 reviews)
      # mpn4565691345
      GMC P-Series 7.4L With Big Block Chevy Engine 1991, Magnum 24° Oval Port Cylinder Heads by AFR®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...
      100% CNC Ported Combustion Chambers100% CNC Ported Exhaust Ports
      $3,215.50
    • (0 reviews)
      # 245115592
      GMC P-Series 7.4L With Big Block Chevy Engine 1991, Magnum 24° Rectangle Port Cylinder Heads by AFR®. MAGNUM line of cylinder heads for the big block Chevy are available in Oval Port designs with runner volumes of 265cc, 290cc, and...
      Built to match your exact requirementsHigh quality you can rely on
      $2,702.18 - $3,959.03
    • (0 reviews)
      # 335723164
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, High Performance Cylinder Head Stud by ARP®.The engineers at ARP spent quite a bit of time developing these highly effective, unique oil pan studs. They’re designed to make it as...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $258.78 - $509.97
    • (0 reviews)
      # mpn474701866
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, Head Bolt Kit by Big End Performance®. Made from grade 9 material and feature a cold headed 6-point heads, rolled threads, and Teflon sealer applied for proper seal. Each kit...
      $42.67
    • (0 reviews)
      # 335723074
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, Head Gasket by Big End Performance®.
      $344.24 - $391.67
    • (0 reviews)
      # mpn474701867
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, High Performance Head Bolt Kit by Big End Performance®. Heat treated to 180,000 PSI and feature rolled threads and reduced size 12 pt. heads for increased valve spring pocket...
      $83.71
    • (0 reviews)
      # 335722898
      GMC P-Series 5.7L With Chevy Small Block Engine With Aluminium Head 1991, Cylinder Head by CHI®.Designed utilizing the latest technology, this product by CHI features premium quality and will perform better than advertised. Perfect for...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $794.37
    • (0 reviews)
      # 309429759
      GMC P-Series 1991, MLS Cylinder Head Gasket by Cometic Gasket®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed...
      Made of High Quality MaterialsBuilt to Last
      $82.22 - $205.61
    • (0 reviews)
      # 1441915442
      GMC P-Series 1991, MLS-5 Cylinder Head Gasket by Cometic Gasket®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....
      Made of High Quality MaterialsBuilt to Last
      $110.87 - $128.87
    • (0 reviews)
      # mpn358595728
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, 12 point Cylinder Head Studs by Dart®. Fastener made from Chromoly High quality stud kits, for maximum strength and thread engagement.This premium product is the best way to go for...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $311.22
    • (0 reviews)
      # 890391664
      GMC P-Series 5.7L With Small Block Chevy Engine 1991, Iron Eagle CNC Cylinder Head by Dart®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...
      Bolt on compatibility: Standard valve angle and spacing are retained to allow use of off the shelf pistons and valve train components227cc ports and 72cc chambers are fully CNC machined to produce excellent airflow and fuel suspension characteristics
      $945.65 - $1,250.51
    • (0 reviews)
      # mpn358595439
      GMC P-Series 5.7L With Small Block Chevy Engine 1991, Pro 1 Bare Cylinder Head by Dart®. The redesigned chamber features improved fuel distribution, spark plugs are located high and as close to the center of the chamber as possible and...
      Premium alloy: Dart aluminum heads are cast from virgin C355-T61 aerospace alloy for superior strength and integrityBolt on compatibility: Standard valve angle and spacing are retained to allow use of off the shelf pistons and valve train components
      $607.84
    • (0 reviews)
      # mpn4562167541
      GMC P-Series 6.2L 1991, Head Bolt Set by Enginetech®. The Engine Builder's Source, can locate the right part for nearly any rebuild application. Offering a full line of internal engine parts for domestic, import and high performance...
      Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques
      $14.79
    • (0 reviews)
      # 335723112
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, High Performance Racing Aluminum Cylinder Head by Flo-Tek®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $299.00 - $399.00
    • (0 reviews)
      # 335723428
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, High Performance Racing As Cast Cylinder Head by Flo-Tek®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $349.00 - $654.00
    • (0 reviews)
      # 342660291
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, High Performance Racing CNC Cylinder Head by Flo-Tek®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $820.00 - $877.00
    • (0 reviews)
      # 335723645
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, High Performance Racing Street Build Cylinder Head by Flo-Tek®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $449.00
    • (0 reviews)
      # 335723003
      GMC P-Series 4.3L / 5.7L / 6.2L / 7.4L 1991, Dowel Pins by Moroso®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....
      Designed to deliver premium qualityRight for your vehicle and lifestyle
      $15.34 - $19.58
    • (0 reviews)
      # mpn1457959
      GMC P-Series 7.4L 1991, Cylinder Head Dowel Pin Set by Mr. Gasket®.Building up a new engine for your ride? Mr. Gasket has the gaskets, fasteners and other internal parts for building a race engine vs. a street motor.
      Mr. Gasket is the first place to look for a gasket set, of courseEngine fasteners don’t have to be black any more - go chrome
      $10.79
    • (0 reviews)
      # 1418334524
      GMC P-Series 5.7L 1991, MLS Cylinder Head Gasket by Mr. Gasket®.Building up a new engine for your ride? Mr. Gasket has the gaskets, fasteners and other internal parts for building a race engine vs. a street motor.
      Mr. Gasket is the first place to look for a gasket set, of courseEngine fasteners don't have to be black any more - go chrome
      $89.79 - $97.36
    • (0 reviews)
      # 967982338
      GMC P-Series 7.4L 1991, Cylinder Head by Speedmaster®. Cylinder Head Material: Aluminum. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level...
      Created by professionals to meet your requirementsSuperior longevity and dependability
      $420.42 - $3,025.00
    • (0 reviews)
      # mpn4512690209
      GMC P-Series 7.4L 1991, Cylinder Head Stud Kit by Speedmaster®. Speedmaster cylinder head fasteners are made from aircraft quality 8740 high tensile strength chromoly steel and cold-forged to ensure molecular integrity. They are...
      Created by professionals to meet your requirementsSuperior longevity and dependability
      $26.07
    • (0 reviews)
      # mpn1730081849
      GMC P-Series 5.7L With Dart LS Next 15 Bolt Iron Block Only With Chevy Small Block Engine 1991, 12 point Cylinder Head Stud Kit by ARP®. Designed utilizing the latest technology, this product by ARP features premium quality and will...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $329.66
    • (0 reviews)
      # 523775249
      GMC P-Series 5.7L With Chevy Small Block 1991, Cylinder Head Gasket by Cometic Gasket®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance...
      Made of High Quality MaterialsBuilt to Last
      $84.59 - $121.46
    • (0 reviews)
      # 557487899
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, Race Series 11° Little Chief CNC Cylinder Head by Dart®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $1,587.49 - $3,686.64
    • (0 reviews)
      # 557527382
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, Cylinder Head Bolt Set by Earl's Performance®.Earl’s Racing Products head bolts are made from premium quality 170,000 psi chromemoly alloy steel (about 15% stronger than Grade 8)....
      Yield Strength - 170,000 PSIReduced Wrenching Size – Provides Extra Socket Clearance
      $69.95 - $79.95
    • (0 reviews)
      # 557500111
      GMC P-Series 1991, Cylinder Head Bolt Set by Fel-Pro®.If you are looking for quality sealing solutions, Fel-Pro offers you various replacement products from seals and bolts to O-Rings and dowel pins. Engineered using the latest...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $16.41 - $26.53
    • (0 reviews)
      # mpn1482364
      GMC P-Series 6.2L 1991, Cylinder Head Gasket Set by Fel-Pro®. Head Gaskets, Exhaust Pipe Packing, Valve Stem Seals Not Included.If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $46.37
    • (0 reviews)
      # mpn4562049737
      GMC P-Series 7.4L 1991, Cylinder Head Spacer Shim by Fel-Pro®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $26.76
    • (0 reviews)
      # mpn4494111180
      GMC P-Series 5.7L With Chevy Small Block Gen I Engine 1991, Performance Cylinder Head Gasket by Mr. Gasket®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $14.95
    • (0 reviews)
      # mpn4517286289
      GMC P-Series 5.7L 1991, Angle Plug by World Products®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...
      Meticulously tested to offer unprecedented performanceGuaranteed to survive under tough racing conditions
      $349.21
    • (0 reviews)
      # 1138630740
      Magnum Cylinder Head by AFR®.This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect fit for a...
      Designed to maximize horsepower and torque of your vehicleMade with meticulous attention to detail and unmatched craftsmanship
      $2,338.74 - $2,973.07
    • (0 reviews)
      # 1110177088
      High Performance Series Cylinder Head Bolt by ARP®.All Pro Series bolts are cold-forged to ensure molecular integrity, heat-treated prior to thread rolling and machining, and meet the ARP “ZERO defect – ZERO failure” quality...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $53.16 - $128.45
    • (0 reviews)
      # 1110209116
      Pro Series Cylinder Head Bolt by ARP®.All Pro Series bolts are cold-forged to ensure molecular integrity, heat-treated prior to thread rolling and machining, and meet the ARP “ZERO defect – ZERO failure” quality standard. ARP Pro...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $129.03 - $251.46




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