1981 Buick Riviera Replacement Engine Parts

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    • (0 reviews)
      # 90612505
      Buick Riviera 1981, Remanufactured Engine Long Block by Replace®. If your engine is worn out, don’t just get a rebuilt engine, get one that’s better than new. A Replace engine is reverse engineered to eliminate original factory...
      Designed to be better than newReverse engineered to ensure any factory defects are eliminated
      $1,565.70 - $1,666.68
    • (0 reviews)
      # 191737891
      Buick Riviera 1981, Remanufactured Cylinder Head by Replace®. If your vehicle has a cylinder head problem, don’t waste time and money having your originals repaired. Replace cylinder heads are completely machined, inspected and ready...
      Completely disassembled, thoroughly cleaned, and carefully inspectedChecked for cracks
      $244.80 - $265.20
    • (0 reviews)
      # 72476073
      Buick Riviera 1981, Engine Oil Pump by Melling®. Melling oil pumps provide dependable performance every time in every application. Every pump is engineered, manufactured and assembled to the highest material and production standards....
      Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability
      $59.91 - $92.98
    • (0 reviews)
      # mpn923200
      Buick Riviera 5.0L / 5.7L 1981, Oil Filter by Crown®. Crown Automotive is just the ticket if you want to get the most out of your vehicle as well as revel in a more exciting driving experience. You will surely get a real bang for the buck!
      Developed to improve your driving experienceConstructed to ensure ultimate operation
      $6.45
    • (0 reviews)
      # mpn2376722426
      Buick Riviera 4.1L 1981, Timing Cover by Dorman®. Save time and money with Dorman’s Engine Timing Cover. Many of Dorman Timing Covers include gaskets and seals for easier installation.
      Direct replacement for a proper fit every timeWhere applicable, seal and/or oil pump gaskets are provided for powerful leak prevention
      $144.95
    • (0 reviews)
      # 484798812
      Buick Riviera 1981, Spin-On Lube Oil Filter by WIX®. Designed utilizing the latest technology, this product by Wix features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $4.35 - $4.71
    • (0 reviews)
      # mpn615953898
      Buick Riviera 3.8L / 4.1L 1981, Spin-On Lube Filter by WIX®. Oil is the life-blood of an engine, which means the oil filter should never be taken for granted, especially in harsh heavy-duty environments. The small price maintenance...
      Provides the ultimate protection by offering technology for the latest advancements in synthetic oil and extended mileageDesigned for full-synthetic oils
      $7.09
    • (0 reviews)
      # mpn4202715679
      Buick Riviera 5.0L 1981, Harmonic Balancer by Dorman®. Durable and sleek, Dorman Harmonic Balancers feature a stress-resistant rubber bond that withstands the damaging effects of heat, salt, ozone and general wear and tear. The ductile...
      Direct replacement to ensure proper fitBenchmarked against OE performance to meet strict quality standards
      $43.95
    • (0 reviews)
      # 156948504
      Buick Riviera without California Emissions 1981, Class 1 Hydraulic Torque Camshaft by Melling®. Designed utilizing the latest technology, this product by Melling features premium quality and will perform better than advertised. Perfect...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $79.03 - $126.31
    • (0 reviews)
      # 72476031
      Buick Riviera 1981, OE Stock Replacement Grind Camshaft Using Hydraulic Lifters by Melling®. Designed utilizing the latest technology, this product by Melling features premium quality and will perform better than advertised. Perfect for...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $85.54 - $91.14
    • (0 reviews)
      # 72476067
      Buick Riviera 1981, Engine Valve by Melling®. Designed utilizing the latest technology, this product by Melling features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured...
      Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability
      $4.87 - $6.48
    • (0 reviews)
      # 87368928
      Buick Riviera 1981, Engine Mount by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading aftermarket supplier, Anchor....
      Direct OEM replacementSecurely supports the engine on the chassis
      $9.12 - $11.06
    • (0 reviews)
      # 61274983
      Buick Riviera 1981, Engine Mount by Westar®. Westar's OE replacement motor mounts effectively control engine movement for vibration-free driving. Since 1986, Westar has specialized in distributing top-of-the-line engine mounts and...
      Build with quality that matches or exceeds OEM SpecificationsPerfect fit
      $10.77 - $11.27
    • (0 reviews)
      # 761973758
      Buick Riviera 1981, Engine Mount by Pioneer Automotive®.
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $16.78 - $28.15
    • (0 reviews)
      # 72476010
      Buick Riviera 1981, Camshaft Sprocket by Melling®. Timing gears and sprockets from Melling are provided as a part of a complete timing kit program including chain and sprocket kits, as well as for the individual gear and sprocket sales....
      Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability
      $7.32 - $9.42
    • (0 reviews)
      # 371856660
      Buick Riviera 1981, Crankshaft Sprocket by Melling®. Timing gears and sprockets from Melling are provided as a part of a complete timing kit program including chain and sprocket kits, as well as for the individual gear and sprocket...
      Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability
      $4.50 - $27.72
    • (0 reviews)
      # 72476063
      Buick Riviera 1981, Timing Chain by Melling®. Melling timing chains are provided for most domestic and import vehicle applications. Timing chain options include both standard and roller chains to provide choices for both OEM and...
      Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability
      $8.39 - $13.13
    • (0 reviews)
      # 72476019
      Buick Riviera 1981, Timing Set by Melling®. Melling timing chain kits provide an efficient and economical way to provide the timing components needed for a quality engine rebuild.
      Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability
      $16.93 - $18.66
    • (0 reviews)
      # 85283526
      Buick Riviera 1981, Timing Chain by Cloyes®. Keep your engine’s valvetrain and balance shafts in perfect time with Cloyes, the world leader in timing drive systems. No matter whether you need a belt, chain or a complete timing kit,...
      Maintains critical valvetrain and balance shaft timingPrevents performance problems and possible engine damage that can result from incorrect timing
      $11.26 - $21.89
    • (0 reviews)
      # 85283532
      Buick Riviera 1981, Timing Crankshaft Sprocket by Cloyes®. Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design and material technology, ensuring quiet and maintenance-free experience.
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $2.53 - $26.76
    • (0 reviews)
      # 85283546
      Buick Riviera 1981, Timing Set by Cloyes®. Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design and material technology, ensuring quiet and maintenance-free experience.
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $16.90 - $74.26
    • (0 reviews)
      # 41684545
      Buick Riviera 1981, Timing Chain 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...
      Direct replacementManufactured to strict engineering quality standards
      $10.61 - $14.68
    • (0 reviews)
      # 41684551
      Buick Riviera 1981, Timing Set 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...
      Direct replacementManufactured to strict engineering quality standards
      $18.52 - $24.36
    • (0 reviews)
      # mpn1146641031
      Buick Riviera 5.0L 1981, Engine Harmonic Balancer by Pioneer Automotive®. Type: 5.48" Pulley diameter. During that time, Pioneer Automotive® has been leading supplier of OEM (Original Equipment Manufacturer) quality level component...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $77.13
    • (0 reviews)
      # 72476055
      Buick Riviera 1981, Rocker Arm by Melling®. Melling lists rocker arms for both domestic and import applications. Depending on OEM design specifications, Melling rocker arms are provided in either stamped or cast materials. Each rocker...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $2.95 - $3.25
    • (0 reviews)
      # 72476059
      Buick Riviera 1981, Rocker Arm Kit by Melling®. Designed utilizing the latest technology, this product by Melling features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...
      Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability
      $4.08 - $8.77
    • (0 reviews)
      # 72476051
      Buick Riviera 1981, Valve Lifter by Melling®. Designed utilizing the latest technology, this product by Melling features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured...
      Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability
      $4.21 - $13.66
    • (0 reviews)
      # 643180419
      Buick Riviera 1981, GM Original Equipment™ Hydraulic Valve Adjuster/Valve Lifter by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $11.39 - $12.88
    • (0 reviews)
      # 761958612
      Buick Riviera 1981, Engine Rocker Arm Shaft by Pioneer Automotive®. During that time, Pioneer Automotive® has been leading supplier of OEM (Original Equipment Manufacturer) quality level component parts to re-manufacturers who rebuild...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $40.81 - $54.61
    • (0 reviews)
      # 630113889
      Buick Riviera 1981, Standard Piston Ring Set 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...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $4.32 - $39.82
    • (0 reviews)
      # 775586304
      Buick Riviera 1981, A-Series Aluminum Connecting Rod Bearing 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
      $5.94 - $6.31
    • (0 reviews)
      # 775629012
      Buick Riviera 1981, A-Series Aluminum Connecting Rod Bearing Set 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
      $26.86 - $48.92
    • (0 reviews)
      # 775550305
      Buick Riviera 1981, Camshaft Bearing Set 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,...
      Direct replacementManufactured to strict engineering quality standards
      $24.69 - $29.31
    • (0 reviews)
      # 775582665
      Buick Riviera 1981, Crankshaft Main Bearing Set 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...
      Direct replacementManufactured to strict engineering quality standards
      $39.58 - $94.49
    • (0 reviews)
      # 631660734
      Buick Riviera 1981, Automotive XL™ High Capacity V-Belt by Gates®. Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in...
      The finest quality at a great priceGates carries everything needed to complete the job
      $6.05 - $11.76
    • (0 reviews)
      # 632008841
      Buick Riviera 1981, Top Cog™ V-Belt by Dayco®. Specially constructed for vehicles that utilize the multiple-belt system, this product features raw-edge construction along with a patented top cogged design, which ensures maximum...
      Designed for power transmission to vehicle accessoriesConstructed for vehicles that utilize V-belts
      $6.68 - $10.29
    • (0 reviews)
      # 631533731
      Buick Riviera 1981, Professional™ High Capacity V-Belt by ACDelco®. Made of EPDM rubber for long life and quiet, dependable performance, ACDelco Professional Automotive Belts are designed to meet or exceed OEM performance...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $7.53 - $11.99
    • (0 reviews)
      # 484733106
      Buick Riviera 1981, PRO-TEC™ Spin-On Lube Filter by WIX®. Oil is the life-blood of an engine, which means the oil filter should never be taken for granted, especially in harsh heavy-duty environments. The small price maintenance teams...
      Filters oil by trapping particles from entering the engineHighly durable and reliable
      $1.61 - $1.99
    • (0 reviews)
      # mpn2950162
      Buick Riviera 5.0L / 5.7L 1981, Oil Filter by Full®. 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 waste...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $4.69
    • (0 reviews)
      # mpn1389412660
      Buick Riviera 5.0L / 5.7L 1981, Oil Filter by NPN®. 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 waste...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $2.83
    • (0 reviews)
      # mpn4495530212
      Buick Riviera 5.0L / 5.7L 1981, Classic Oil Filter by Purolator®. Increasing torque and performance with decreasing consumption and emissions. The development goals in engine construction determine the requirements of modern gasket...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $5.37
    • (0 reviews)
      # mpn44414979
      Buick Riviera 3.8L / 4.1L 1981, Engine Sender by Standard®. Connector Gender: 2 Blade Terminals. Thread: 1/4" x 18. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $7.13
    • (0 reviews)
      # 25212320
      Buick Riviera 1981, Remanufactured Engine Control Module by A1 Cardone®. Connector Configuration: Edge/Male. Module Housing Material: Metal. Terminal Quantity: 24. 100% resolder of critical components ensures superior electrical...
      The finest quality at a great priceCardone carries everything needed to complete the job
      $66.26
    • (0 reviews)
      # mpn1146655440
      Buick Riviera 5.7L 1981, Engine Cylinder Head Bolt Set by Pioneer Automotive®. Type: (8) PG-480 and (2) PG-481. During that time, Pioneer Automotive® has been leading supplier of OEM (Original Equipment Manufacturer) quality level...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $19.23
    • (0 reviews)
      # mpn1146630824
      Buick Riviera 3.8L 1981, Engine Cylinder Head Stud by Pioneer Automotive®. During that time, Pioneer Automotive® has been leading supplier of OEM (Original Equipment Manufacturer) quality level component parts to re-manufacturers who...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $138.05
    • (0 reviews)
      # mpn1146631185
      Buick Riviera 3.8L 1981, Engine Oil Pan Bolt Set by Pioneer Automotive®. During that time, Pioneer Automotive® has been leading supplier of OEM (Original Equipment Manufacturer) quality level component parts to re-manufacturers who...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $14.73
    • (0 reviews)
      # mpn2203128849
      Buick Riviera 4.1L 1981, Timing Tab by Dorman®. Fine tune your vehicles engine with Dorman’s direct replacement Engine Timing Tabs. Our timing tabs are bolt on, allowing you to reuse existing timing cover bolts for a complete and...
      Direct replacement for a proper fit every timeReduce Repair Costs - Replace the failed original timing tab, instead of the entire timing cover assembly, saving time, money and labor
      $21.42
    • (0 reviews)
      # 85283520
      Buick Riviera 1981, Timing Camshaft Sprocket by Cloyes®. Keep your engine’s valvetrain in perfect time with Cloyes, the world leader in timing drive systems. No matter whether you need a timing gear or complete timing gear set, Cloyes...
      Maintains critical valve timingPrevents performance problems and possible engine damage that can result from incorrect timing
      $3.28 - $23.92
    • (0 reviews)
      # mpn1146615088
      Buick Riviera 4.1L 1981, Engine Timing Cover by Pioneer Automotive®. During that time, Pioneer Automotive® has been leading supplier of OEM (Original Equipment Manufacturer) quality level component parts to re-manufacturers who rebuild...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $16.08
    • (0 reviews)
      # mpn62537943
      Buick Riviera 3.8L 1981, Timing Chain Tensioner 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...
      Direct replacementManufactured to strict engineering quality standards
      $4.89
    • (0 reviews)
      # 40586336
      Buick Riviera 1981, Valley Pan 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
      $17.21 - $17.83
    • (0 reviews)
      # mpn1146646220
      Buick Riviera 3.8L / 4.1L 1981, Engine Expansion Plug Kit by Pioneer Automotive®. Material: Brass. During that time, Pioneer Automotive® has been leading supplier of OEM (Original Equipment Manufacturer) quality level component parts...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $7.38
    • (0 reviews)
      # mpn1146646219
      Buick Riviera 3.8L / 4.1L 1981, Engine Expansion Plug Kit by Pioneer Automotive®. Material: Steel. During that time, Pioneer Automotive® has been leading supplier of OEM (Original Equipment Manufacturer) quality level component parts...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $3.27
    • (0 reviews)
      # mpn1146646202
      Buick Riviera 3.8L / 4.1L 1981, Engine Expansion Plug Kit by Pioneer Automotive®. Material: Steel. During that time, Pioneer Automotive® has been leading supplier of OEM (Original Equipment Manufacturer) quality level component parts...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $4.57
    • (0 reviews)
      # mpn1146646142
      Buick Riviera 5.0L / 5.7L 1981, Engine Expansion Plug Kit by Pioneer Automotive®. Material: Steel. Contains (EPC-39, EPC-54, EPC-72, EPC-133, EPS-150, PP-637). During that time, Pioneer Automotive® has been leading supplier of OEM...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $4.49
    • (0 reviews)
      # mpn1146646221
      Buick Riviera 3.8L / 4.1L 1981, Engine Expansion Plug Kit by Pioneer Automotive®. Material: Brass. During that time, Pioneer Automotive® has been leading supplier of OEM (Original Equipment Manufacturer) quality level component parts...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $8.98
    • (0 reviews)
      # mpn902813555
      Buick Riviera 3.8L 1981, Engine Oil Pump Gear Thrust Plate Kit by Melling®. The Melling Gear Thrust Plate Kit provides a new wearing surface for Buick oil pump kits. The Melling kit typically includes a cast iron thrust place, mounting...
      Quantity 1Grade Type Standard
      $18.47
    • (0 reviews)
      # mpn358956796
      Buick Riviera 5.0L / 5.7L 1981, Engine Oil Pump Intermediate Shaft by Melling®. A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and...
      Quantity 1Diameter 5/16 Inches
      $7.23
    • (0 reviews)
      # 72476025
      Buick Riviera 1981, Engine Oil Pump Pickup Tube and 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 materials that find their way into the...
      Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability
      $8.49 - $25.63
    • (0 reviews)
      # 72476000
      Buick Riviera 1981, Engine Oil Pump Repair Kit by Melling®. Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump that is a part of a timing cover application. A new or existing...
      Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability
      $18.62 - $70.41




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