1991 GMC P-Series Engine Parts
Select Your Submodel
- Engine Assemblies
- Motor Mounts
- Engine Blocks
- Valves & Valvetrain Parts
- Pistons, Rings & Connecting Rods
- Oil Filters
- Serpentine Belts & Auxiliary Drive Belts
- Valve Covers
- Timing Gears, Chains & Covers
- Oil Pans, Drain Plugs & Dipsticks
- Cylinder Heads
- Engine Pulleys
- Engine Sensors, Relays, Switches & Connectors
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Management Systems
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Balance Shafts
- Engine Swap Kits
- Throttle Bodies
- Carburetors
- Motor Oils
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DNJ Engine Components®Intake ValveGMC P-Series 1991, Intake Valve by DNJ Engine Components®. Save your time and hassle when replacing your worn out or cracked valve with this superior part expertly crafted by DNJ. Designed to meet or exceed the highest OE standards, the...Designed to replace your worn out or cracked valveLooks, fits and performs just like your OE part$9.57 - $11.12 - QualCast®Engine ValveGMC P-Series 1991, Engine Valve by QualCast®. 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...Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$4.41 - $49.28
- Enginetech®Cylinder Head Gasket SetGMC P-Series 5.7L 1991, Cylinder Head Gasket 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...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$48.55
- DNJ Engine Components®Cylinder Head Gasket Set with Intake GasketsGMC P-Series 5.7L 1991, Cylinder Head Gasket Set with Intake Gaskets 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...Designed to restore your vehicle's original performanceProvides superior sealing performance$58.12
- SKP®Cylinder Head Gasket SetGMC P-Series 5.7L 1991, Cylinder Head Gasket Set by SKP®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$58.86
- SKF®Rear Crankshaft SealGMC P-Series 1991, Rear Crankshaft Seal by SKF®. Do you hear chirping or squealing noise? Has the "power" disappeared from your steering? Does your engine crank slowly and are your lights dim? You may need accessory drive belt repairs,...Made with precision and quality in mindDesigned to meet your specific needs$14.01 - $20.31
- Timken®Crankshaft SealGMC P-Series 1991, Crankshaft Seal by Timken®. Get optimum vehicle performance with Timken bearings. Timken manufactures ball bearings, cylindrical roller bearings, and tapered roller bearings, and all feature premium design, enhanced...Expertly crafted from premium materialsDesigned to match rigorous quality standards$11.19 - $27.69
- Power Train Industries®Crankshaft SealGMC P-Series 4.3L / 5.7L 1991, Crankshaft Seal by Power Train Industries®. Restore your vehicle to its full potential with this top-notch yoke replacement component. Made to OE specifications, this sturdy and reliable product fits and...Helps restore your vehicle to its superior conditionIdentical to the OE in quality, look and function$1.42 - $15.09
- ATI Performance®Super Damper™ Harmonic Damper AssemblyGMC P-Series 1991, Super Damper™ Harmonic Damper Assembly by ATI Performance®. The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance engines. The ATI Serpentine Super Damper contains...Eliminates torsional crankshaft vibrationsATI Super Dampers exceed SFI 18.1 Safety Certification and are approved for competition use$310.41 - $448.74
- PRW®PQX™ Race SFI DamperGMC P-Series 1991, PQX™ Race SFI Damper by PRW®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$175.98 - $209.58
- PowerBond®Harmonic BalancerGMC P-Series 5.7L 1991, Harmonic Balancer by PowerBond®. The PowerBond race series brings the advantages of bonded balancers to high revving and high horsepower street/race applications where an SFI approved balancer is required....Engineered to absorb and reduce harmonic vibrationsMade from sturdy materials to deliver exceptional strength$69.17
- Melling®Sleeve AssemblyGMC P-Series 3.9L / 4.3L 1991, Sleeve Assembly by Melling®. Melling sleeves are made from centrifugally cast, high strengthgray iron. It is a lower carbon iron alloyed with chromium, copper, and nickel to produce a harder (241-293 BHN)...Universal flanged sleeves to provide extra insurance to prevent sleeve movement in performance applicationsReduce the critical factors that secure standard liners such as press fit, cylinder ledge at bottom of bore, and heat expansion rates of metals$125.58
- Darton Sleeves®Donovan™ Replacement Cylinder SleeveGMC P-Series 5.7L With Chevy Small Block Engines 1991, Donovan™ Replacement Cylinder Sleeve by Darton Sleeves®. The ASTM specifications for performance ductile iron sleeves indicates a minimum tensile strength of 100,000 pounds....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$132.66
- Fel-Pro®PermaDry™ Molded Rubber Valve Cover Gasket SetGMC P-Series 1991, PermaDry™ Molded Rubber Valve Cover Gasket Set by Fel-Pro®. PermaDry™ premium molded-rubber is designed for those applications that utilize a molded-rubber gasket as Original Equipment. Molded-rubber gaskets are...Direct OEM replacement for a proper fitEnsures reliable sealing performance$8.54 - $21.81
- ACDelco®Genuine GM Parts™ Oil Cooler Hose KitGMC P-Series 1991, Genuine GM Parts™ Oil Cooler Hose Kit by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$45.09 - $63.77
- Fel-Pro®Valve Cover Gasket SetGMC P-Series 5.7L 1991, Valve Cover Gasket 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$12.40
- ACDelco®Genuine GM Parts™ Oil Drain Plug GasketGMC P-Series 1991, Genuine GM Parts™ Oil Drain Plug Gasket by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.32 - $5.39
- ACDelco®Genuine GM Parts™ Engine Oil Filter ConnectorGMC P-Series 1991, Genuine GM Parts™ Engine Oil Filter Connector by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$9.55 - $13.75
- ACDelco®GM Original Equipment™ Valve LifterGMC P-Series 1991, GM Original Equipment™ Valve Lifter by ACDelco®. Designed utilizing the latest technology, this GM Original Equipment Valve Lifter by ACDelco features premium quality and will perform better than advertised. Perfect...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$16.24 - $47.54
- Fel-Pro®Oil Cooler Gasket SetGMC P-Series 1991, Oil Cooler 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$6.77 - $7.91
- ACDelco®Genuine GM Parts™ Engine Oil Sump Windage TrayGMC P-Series 5.7L 1991, Genuine GM Parts™ Engine Oil Sump Windage Tray by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$29.15
- ACDelco®Genuine GM Parts™ Valve Lifter Locking BarGMC P-Series 4.3L 1991, Genuine GM Parts™ Valve Lifter Locking Bar by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$7.86
- Mahle®Valve Cover GasketGMC P-Series 1991, Valve Cover Gasket by Mahle®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$8.14 - $13.39
- Mahle®Valve Cover Gasket SetGMC P-Series 1991, Valve Cover Gasket Set by Mahle®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$11.68 - $19.61
- Apex Auto®Valve Cover Gasket SetGMC P-Series 1991, Valve Cover 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 is...Made with precision and quality in mindDesigned to meet your specific needs$6.10 - $14.09
- MotoRad®Oil Filler CapGMC P-Series 1991, Oil Filler Cap by MotoRad®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet your...Made with precision and quality in mindDesigned to meet your specific needs$1.86 - $2.60
- Dorman®Autograde™ Expansion PlugGMC P-Series 1991, Autograde™ Expansion Plug by Dorman®. This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable...Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and modelsIdeal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue$1.67 - $13.13
- Dorman®Autograde™ Expansion Plug KitGMC P-Series 1991, Autograde™ Expansion Plug Kit by Dorman®. This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable...Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and modelsIdeal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue$9.74 - $24.69
- Dorman®Autograde™ Expansion PlugsGMC P-Series 1991, Autograde™ Expansion Plugs by Dorman®. This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable...Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and modelsIdeal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue$10.32 - $25.64
- ACDelco®Genuine GM Parts™ Valve Cover GasketGMC P-Series 1991, Genuine GM Parts™ Valve Cover Gasket by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$32.86 - $57.65
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