1991 GMC B-Series Engine
Select Your Submodel
- Engine Assemblies
- 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 Sensors, Relays, Switches
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Management Systems
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Balance Shafts
- Throttle Bodies
- Motor Oils
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Dura-Bond®High Performance Camshaft Bearing SetGMC B-Series 5.7L 1991, High Performance Camshaft Bearing Set 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...Rigorously tested to withstand years of abuseHigh-grade materials for long-lasting durability$72.88 - $150.77 - Melling®High Volume & Standard Pressure Oil PumpGMC B-Series 6.0L 1991, High Volume & Standard Pressure Oil Pump by Melling®. Designed utilizing the latest technology, this Engine Oil Pump by Melling features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$71.45
- Melling®Steel Oil Pump Pick-Up Tube & ScreenGMC B-Series 6.0L with 8" Deep Oil Pan / 9" Deep Oil Pan 1991, Steel Oil Pump Pick-Up Tube & Screen by Melling®. A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from...Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability$13.65
- Sealed Power®Oil PumpGMC B-Series 6.0L 1991, Oil Pump by Sealed Power®. Designed utilizing the latest technology, this product by Sealed Power features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Manufactured to fit a specific applicationEnsures that oil is evenly distributed in the engine system$71.56 - $90.11
- Sealed Power®Oil Pump Pick-UpGMC B-Series 6.0L with 9" Deep Oil Pan 1991, Oil Pump Pick-Up by Sealed Power®. Designed utilizing the latest technology, this product by Sealed Power features premium quality and will perform better than advertised. Perfect for your...Direct replacementManufactured to strict engineering quality standards$13.84
- WVE®Long Design Oil Pressure SwitchGMC B-Series 6.0L 1991, Long Design Oil Pressure Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$22.11
- MotoRad®Oil Filler CapGMC B-Series 6.0L 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
- Fel-Pro®Valve Stem Oil Seal SetGMC B-Series 8.2L 1991, Valve Stem Oil Seal 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...Direct OEM replacement for a proper fitEnsures reliable sealing performance$14.33
- QualCast®Exhaust Valve Seat InsertGMC B-Series 6.0L 1991, Exhaust Valve Seat Insert 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....Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$11.24
- QualCast®Valve Stem Oil SealGMC B-Series 6.0L 1991, Valve Stem Oil Seal 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...Made from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$1.28 - $2.65
- Dorman®Autograde™ Oil Drain Plug GasketGMC B-Series 5.7L / 6.0L 1991, Autograde™ Oil Drain Plug Gasket by Dorman®. Dorman's Engine Oil Drain Plug Gaskets are conveniently available in packs of varying quantities. Many styles are offered, including Copper, Aluminum, Nylon,...Direct replacement gaskets and some universal gaskets available. Proper fit with the drain plug ensures a tight sealGaskets are also included with many of Dorman's Engine Oil Drain Plugs and Pans$1.58 - $40.42
- Gates®Push Plug Oil Filler CapGMC B-Series 5.7L / 6.0L 1991, Push Plug Oil Filler Cap by Gates®. Designed with customers in mind, this superior tool will give you the functionality and reliability you need to get things done right the first time. Gates made it using...The finest quality at a great priceGates carries everything needed to complete the job$2.11
- Fel-Pro®PermaDry™ Molded Rubber Valve Cover Gasket SetGMC B-Series 6.0L 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...Direct OEM replacement for a proper fitEnsures reliable sealing performance$18.16
- Fel-Pro®Rear Crankshaft Repair SleeveGMC B-Series 6.0L 1991, Rear Crankshaft Repair Sleeve 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 to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$10.86
- Dura-Bond®Engine Hardware Finishing KitGMC B-Series 5.7L / 6.0L 1991, Engine Hardware Finishing Kit by Dura-Bond®. 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...Made with precision and quality in mindDesigned to meet your specific needs$13.72 - $19.73
- Dorman®Connecting Rod Nut SetGMC B-Series 5.7L / 6.0L 1991, Connecting Rod Nut Set by Dorman®. Engine Connecting Rod Nuts are suitable for a variety of applications. All their Engine Connecting Rod Nuts are manufactured for high corrosion resistance and a long...High-quality steel constructionDirect replacement for a proper fit$13.81
- Fel-Pro®Cylinder Head Bolt SetGMC B-Series 6.0L 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...Meets or exceeds all original equipment specificationsApplication-specific design for a perfect fit$25.73
- Fel-Pro®Harmonic Balancer Repair SleeveGMC B-Series 6.0L 1991, Harmonic Balancer Repair Sleeve 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...Direct OEM replacement for a proper fitEnsures reliable sealing performance$6.60
- Mahle®Cylinder Head Bolt SetGMC B-Series 5.7L 1991, Cylinder Head Bolt 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$24.49
- Melling®Oil Pump Intermediate ShaftGMC B-Series 6.0L with Steel Shaft Guide 1991, Oil Pump Intermediate Shaft by Melling®. A new Melling oil pump shaft is recommended to complete every new oil pump install. Designed utilizing the latest technology, this product by...Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability$12.91
- Sealed Power®Heavy Duty Oil Pump Intermediate ShaftGMC B-Series 6.0L with Steel Shaft Guide 1991, Heavy Duty Oil Pump Intermediate Shaft by Sealed Power®. Designed utilizing the latest technology, this product by Sealed Power features premium quality and will perform better than...Direct replacementManufactured to strict engineering quality standards$7.18
- Sealed Power®Oil Pump Intermediate Shaft GuideGMC B-Series 6.0L 1991, Oil Pump Intermediate Shaft Guide by Sealed Power®. Designed utilizing the latest technology, this product by Sealed Power features premium quality and will perform better than advertised. Perfect for your...Made with precision and quality in mindDesigned to meet your specific needs$0.82
- Idemitsu®SAE 0W-16 Full Synthetic Motor Oil, 5 QuartsSAE 0W-16 Full Synthetic Motor Oil, 5 Quarts by Idemitsu®. Idemitsu 0W-16 SP/GF-6B is a fully synthetic, ultra-low viscosity formulation with robust additive technology, enabling engines to achieve maximum levels of efficiency, torque...$37.65
- Amalie Oil®Pro High Performance™ SAE 50W Synthetic Blend Motor OilPro High Performance™ SAE 50W Synthetic Blend Motor Oil, 1 Quart by Amalie Oil®. A premium, synthetic blend, high performance motor oil. It is formulated for high mileage, light truck and passenger car gasoline/diesel engines.$7.44 - $79.74
- Eneos®Racing Street™ SAE 0W-50 Full Synthetic Motor Oil, 1 QuartRacing Street™ SAE 0W-50 Full Synthetic Motor Oil, 1 Quart by Eneos®. The Racing Street SAE 0W-50 motor oil is a PAO fully synthetic oil offering exceptional viscosity, fast starts, excellent engine protection, and anti-shearing...$11.99
- Liqui Moly®Special Tec B FE SAE 5W-30 Synthetic Motor OilSpecial Tec B FE SAE 5W-30 Synthetic Motor Oil, by Liqui Moly®. Primarily developed for the requirement of specific BMW gasoline engines without particulate filter (GPF) from year 2002 and later. Compatible for the use with...$13.84 - $54.00
- Lucas Oil®Racing SAE 50 Plus Conventional Motor Oil, 5 QuartsRacing SAE 50 Plus Conventional Motor Oil, 5 Quarts by Lucas Oil®. 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...$40.04
- Royal Purple®XPR™ SAE 0W-8 Synthetic Motor OilXPR™ SAE 0W-8 Synthetic Motor Oil, 1 Quart by Royal Purple®. XPR 0W-8 is an ultra-light viscosity racing motor oil formulated for use in drag racing, motorcycle sprint racing, etc. This product is made of high-quality components to...$17.54 - $105.24
- Continental® ContiTech™Mileage Maker™ V-BeltGMC B-Series 1991, Mileage Maker™ V-Belt by Continental® ContiTech™. 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...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$3.99
- Idemitsu®Synthetic Blend Racing Rotary Premix Motor Oil, 1 QuartSynthetic Blend Racing Rotary Premix Motor Oil, 1 Quart by Idemitsu®. Developed for high-capacity engines, including turbos. Optimized for maximum performance, durability and wear protection, reducing emissions and fuel consumption.Developed for high-capacity engines, including turbosFeatures superior long-life technology$11.99
