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
      $253.98 - $295.80
    • (0 reviews)
      # 683630486
      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
      $4.10
    • (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
      $9.40 - $20.32
    • (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
      $8.44 - $28.71
    • (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...
      Unsurpassed quality you can trustValidated for fit, form and function
      $42.89 - $70.58
    • (0 reviews)
      # 371296416
      GMC P-Series 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 and...
      Meets or exceeds all original equipment specificationsApplication-specific design for a perfect fit
      $14.30 - $18.03
    • (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)
      # mpn2400731985
      GMC P-Series 5.7L 1991, Cylinder Head Spacer Shim by DNJ Engine Components®. Location: Engine Block Side. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of...
      Designed to replace your malfunctioning partsHelps get your vehicle back to its original performance
      $14.92
    • (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
      $19.98 - $22.32
    • (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
      $7.60 - $34.91
    • (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
      $42.78 - $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
      $9.68 - $20.67
    • (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...
      $15.24 - $21.95
    • (0 reviews)
      # 1071061242
      GMC P-Series 1991, Dowel Pin Kit by Pioneer Automotive®. Location: Head to Block. Location: Head to BlockDesigned utilizing the latest technology, this product by Pioneer Automotive features premium quality and will perform better than...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $1.22 - $1.46
    • (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)
      # 1121445363
      GMC P-Series 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 from...
      Engineered with love for enginesMade for quiet and well-coordinated work of your engine
      $12.34 - $25.14
    • (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
      $1,765.28
    • (0 reviews)
      # mpn358957111
      GMC P-Series 5.7L With Small Block Chevy Engine 1991, Eliminator 23° Vortec 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
      $1,853.93
    • (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)
      # 522625879
      GMC P-Series 7.4L With Chevy Big Block 1991, BB-2 Plus™ Series Aluminum Cylinder Heads by Brodix®. The BB-2 and BB-2 Plus heads work well with a heavy car and smaller engine (427-509 cu in). The BB-2 has a 305 cc intake port and flows...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $721.51 - $1,046.18
    • (0 reviews)
      # mpn359113776
      GMC P-Series 7.4L With Chevy Big Block 1991, BB-2 Plus™ Series Complete Cylinder Head Top-End Package by Brodix®. Brodix top-end packages include: Fully assembled Brodix cylinder heads, Spark plugs, Head gaskets, intake gaskets,...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $2,987.50
    • (0 reviews)
      # mpn359113764
      GMC P-Series 7.4L With Chevy Big Block 1991, BB-2 Xtra™ Series Complete Cylinder Head by Brodix®. The BB-2 X head works well with a light car or large engine (509-555 cu in). It has a 340 cc intake port and flows over 360 cfm with...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $1,046.18
    • (0 reviews)
      # 522408173
      GMC P-Series 7.4L With Chevy Big Block 1991, BB-3 Xtra™ Series Aluminum Cylinder Heads by Brodix®. The BRODIX BB-3 XTRA has taken the conventional big block to the next level. These cylinder heads feature a valve angle that is rolled...
      High-velocity intake ports* New fuel-efficient chambers
      $1,059.27 - $2,145.98
    • (0 reviews)
      # 522603601
      GMC P-Series 5.7L With Chevy Small Block 1991, Dragon Slayer Series Cylinder Heads by Brodix®. Economical out-of-the-box horsepower is what comes to mind with this new series of Dragon Slayer heads from BRODIX.
      225cc as-cast intake ports64 or 68cc CNC-ported combustion chambers
      $1,217.66 - $1,893.70
    • (0 reviews)
      # 522478899
      GMC P-Series 5.7L With Chevy Small Block 1991, IK™ Series Aluminum Cylinder Heads by Brodix®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $923.57 - $1,431.30
    • (0 reviews)
      # 522553749
      GMC P-Series 7.4L With Chevy Big Block 1991, Race-Rite™ Series Aluminum Cylinder Heads by Brodix®. The most important improvement is that the exhaust ports are in the stock location eliminating header or manifold interference. The...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $749.93 - $1,087.51
    • (0 reviews)
      # 522539938
      GMC P-Series 7.4L With Chevy Big Block 1991, SR 20 Series Aluminum Cylinder Heads by Brodix®. This new offering raises the bar to a level that is unreachable by the competition! Inspired by TPSA technology, the SR 20 surpasses any other...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $2,549.91 - $3,098.45
    • (0 reviews)
      # 522540162
      GMC P-Series 5.7L With Chevy Small Block 1991, Track 1™ Series Aluminum Cylinder Heads by Brodix®. Brodix offers the Track 1 Series Small Block Chevy Aluminum Cylinder Heads in a variety of configurations that are ready to bolt-on and...
      CNC-machinedMatched high-flow intake and exhaust ports
      $2,906.96 - $3,010.98
    • (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
      $718.51
    • (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)
      # 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...
      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)
      # mpn1865717378
      GMC P-Series 5.7L With Vortec Engine Version With Chevy Small Block Engine 1991, Complete Vortec Cylinder Head by Chevrolet Performance®. Vortec Heads can be mildly ported for additional performance and milled up to 0.040'' for...
      High quality at an affordable priceExpertly made from premium materials
      $783.82
    • (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)
      # 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)
      # 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)
      # mpn3100735067
      GMC P-Series 7.4L 1991, ICS Titan Chylinder Head Gaskets by SCE Gaskets®. Patented Integral Combustion Seals perform the function of O-ringed blocks and heads without the added machining costs. They also provide extra sealing in high...
      Perfect solution for racing and high-performance engine applicationsManufactured using advanced engineering and on-track testing
      $291.44
    • (0 reviews)
      # mpn358956118
      GMC P-Series 7.4L 1991, Pro Copper Head Gaskets by SCE Gaskets®. Not all solid copper gaskets are created equal. SCE uses premium 99% pure copper sheets rolled to our specifications (choice of 12 different thicknesses) and tested for...
      Perfect solution for racing and high-performance engine applicationsManufactured using advanced engineering and on-track testing
      $169.94
    • (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)
      # mpn4493919012
      GMC P-Series 5.7L With Chevy Small Block Engine 1991, Nitroseal Cylinder Head Gasket by Clevite®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...
      Compliant with the strictest standards for qualityExpertly crafted using the up-to-date technology
      $23.16
    • (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....
      Made of High Quality MaterialsBuilt to Last
      $82.22 - $205.61
    • (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)
      # 335723725
      GMC P-Series 5.7L 1991, Engine 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
      $382.20 - $2,750.00
    • (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
      $23.70
    • (0 reviews)
      # mpn4517286243
      GMC P-Series 5.7L 1991, S/R Iron Cylinder Head by World Products®. World's S/R cylinder heads are the preferred alternative to expensive OEM castings or junkyard rebuilds. These heads are designed with extra-thick decks and walls for...
      Meticulously tested to offer unprecedented performanceGuaranteed to survive under tough racing conditions
      $298.56
    • (0 reviews)
      # mpn4533234984
      GMC P-Series 4.3L 1991, GM Original Equipment™ 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
      $27.42




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