1973 Buick Century Performance Engine Blocks

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    • Dart® - Engine Block
      (0 reviews)
      # mpn358595580
      Buick Century 5.7L With Big Block Chevy Engine 1973, Engine Block by Dart®. Dart has developed a new world of performance for metric 8.1 big block engines. The Gen 7 block has full water jackets between the cylinder bores and has been...
      Premium iron alloyPriority main oiling for improved reliability
      $2,383.97
    • Dart® - LS Next GEN III Cast Iron Block
      (0 reviews)
      # 1093479569
      Buick Century 5.7L 1973, LS Next GEN III Cast Iron Block 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, performance and reliability....
      Dart’s LS Next block is cast in the USA with premium cast iron alloyConventional style 4-bolt steel main caps with 7/16" bolts are used
      $2,716.30
    • Dart® - Little M Engine Block
      (0 reviews)
      # 1093433783
      Buick Century 5.7L 1973, Little M Engine Block 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, performance and reliability. Designed to...
      Extra thick cylinder walls resist cracking and improve ring seal for more powerScalloped outer water jacket walls improve coolant flow around the cylinder barrels to equalize temperatures
      $2,985.66
    • Dart® - Little M Pro Engine Block
      (0 reviews)
      # mpn358595564
      Buick Century 5.7L 1973, Little M Pro Engine Block by Dart®. Cast from premium high strength iron and reinforced in all critical areas, the Little M Pro block offers several cam upgrades and a lightening option to take the standard...
      Extra thick cylinder walls resist cracking and improve ring seal for more power (minimum .275" thick with 4.185" bore)True priority main oil system lubricates the main bearings before the lifters
      $4,099.07
    • Dart® - Little M Sportsman Engine Block
      (0 reviews)
      # 1093446626
      Buick Century 5.7L 1973, Little M Sportsman Engine Block 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, performance and reliability....
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $2,474.69
    • Dart® - Special High Performance Engine Block
      (0 reviews)
      # 1093490701
      Buick Century 5.7L 1973, Special High Performance Engine Block 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, performance and...
      350 or 400 main journals accept commonly available crankshaftsSplayed outer bolts on middle main bearing caps prevent cracks
      $1,718.26
    • Dart® - Special High Performance Pro Engine Block
      (0 reviews)
      # 1093489573
      Buick Century 5.7L 1973, Special High Performance Pro Engine Block 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, performance and...
      Extra thick decks ensure reliable head gasket sealBlind head bolt holes don't go through to water jacket
      $2,221.15
    • Pro-Gram Engineering® - Main Bearing Cap Set
      (0 reviews)
      # 86947192
      Buick Century 5.7L With Dry Sump / With Wet Sump With Chevy Small Block Engines 1973, Main Bearing Cap Set by Pro-Gram Engineering®.
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $266.90
    • Pro-Gram Engineering® - Main Cap Support Strap
      (0 reviews)
      # 86947197
      Buick Century 5.7L With Chevy Small Block Engines 1973, Main Cap Support Strap by Pro-Gram Engineering®.
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $36.69 - $89.42
    • Proform® - Expansion Plug Insert Expansion Plug Insert
      (0 reviews)
      # 335477889
      Buick Century H Engine VIN Character With Chevy Small Block Engines 1973, Expansion Plug Insert Expansion Plug Insert by Proform®. This product is made of high-quality materials to serve you for years to come. Designed using...
      Officially Licensed GM ProductsCarefully designed to improve the performance of your vehicle
      $27.70 - $30.72
    • Proform® - Expansion Plug Kit
      (0 reviews)
      # mpn1422735866
      Buick Century H Engine VIN Character With Chevy Small Block Engines 1973, Expansion Plug Kit by Proform®. With All Sizes Needed. Sold as One Complete Kit This product is made of high-quality materials to serve you for years to come....
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $21.64
    • SCE Gaskets® - Accu Seal E Dyno Pak Rear Main Seal Set
      (0 reviews)
      # mpn358955933
      Buick Century 5.7L With Chevy Small Block Engine 1973, Accu Seal E Dyno Pak Rear Main Seal Set by SCE Gaskets®. Another SCE first: Dyno PaksTM are tailor-made for engine builders and other volume gasket users. Each Dyno Pak contains 10...
      Perfect solution for racing and high-performance engine applicationsManufactured using advanced engineering and on-track testing
      $116.78
    • SCE Gaskets® - Accu Seal E Rear Main Seal
      (0 reviews)
      # mpn358955944
      Buick Century 5.7L With Short Chevy Small Block Engine 1973, Accu Seal E Rear Main Seal by SCE Gaskets®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
      Perfect solution for racing and high-performance engine applicationsManufactured using advanced engineering and on-track testing
      $14.97
    • SCE Gaskets® - Accu Seal Pro Rear Main Seal
      (0 reviews)
      # mpn358955980
      Buick Century 5.7L With Chevy Small Block Engine 1973, Accu Seal Pro Rear Main Seal by SCE Gaskets®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
      Perfect solution for racing and high-performance engine applicationsManufactured using advanced engineering and on-track testing
      $33.23
    • ARP® - High Performance 2 Bolt Main Bolt Kit
      (0 reviews)
      # mpn358946759
      Buick Century 7.5L 1973, High Performance 2 Bolt Main Bolt Kit by ARP®. Far superior to any other main bolts available for use in competition engines, ARP main bolts are designed to meet the exacting standards and demands of...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $71.68
    • ARP® - Main Stud Kit
      (0 reviews)
      # 1489883303
      Buick Century 1973, Main Stud Kit by ARP®. There are many important reasons to use ARP main stud kits[:os:]including the elimination of main cap walk and fretting[:os:]as well as protecting the threads in your engine block. All kits...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $78.39 - $133.32
    • Dorman® - Autograde™ Boxed Brass Shallow Cup Oil Galley Plug Kit
      (0 reviews)
      # mpn4616359225
      Buick Century 5.7L 1973, Autograde™ Boxed Brass Shallow Cup Oil Galley Plug Kit by Dorman®. Dorman’s Engine Oil Galley Plugs are available in multiple styles, including Cup Type, Pilot Seal™, Reverse Taper, Concave, Quick-Seal®...
      Direct replacement for a proper fitDurable materials ensure a long service life
      $6.60
    • Dorman® - Autograde™ Expansion Plug
      (0 reviews)
      # 1235118564
      Buick Century 1973, Autograde™ Expansion Plug by Dorman®. Designed utilizing the latest technology, this product by Dorman features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $1.05 - $7.29
    • Fel-Pro® - Intake Manifold Valley Pan Gasket Set
      (0 reviews)
      # 18893069
      Buick Century 1973, Intake Manifold Valley Pan Gasket 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...
      Meets or exceeds all original equipment specificationsApplication-specific design for a perfect fit
      $19.93 - $22.87
    • Melling® - Expansion Plug Kit
      (0 reviews)
      # 72470383
      Buick Century 1973, Expansion Plug 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...
      Quantity Per Application Required: 1Meets or Exceeds Original Equipment Specifications: Yes
      $3.55 - $9.54
    • Pioneer Automotive® - Expansion Plug Kit
      (0 reviews)
      # 761920712
      Buick Century 1973, Expansion Plug Kit 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 and...
      Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions
      $2.40 - $11.07
    • Sealed Power® - Brass Vintage Expansion Plug Kit
      (0 reviews)
      # 1235097640
      Buick Century 1973, Brass Vintage Expansion Plug Kit 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...
      Made with brassResistant to rusting
      $8.03 - $12.22
    • Sealed Power® - OEM Steel Deep Cup Freeze Expansion Plug
      (0 reviews)
      # mpn4618508625
      Buick Century 5.7L 1973, OEM Steel Deep Cup Freeze Expansion Plug by Sealed Power®. Designed utilizing the latest technology, this product by Sealed Power features premium quality and will perform better than advertised. Perfect for...
      Unsurpassed quality that you can trustUses leading edge materials
      $0.35
    • AllStar Performance® - Oil Restrictors
      (0 reviews)
      # mpn4515294889
      Oil Restrictors by AllStar Performance®. Oil restrictors reduce the amount of oil flow to the top of the engine, reducing the risk of evacuating the oil pan in continuous high rpm engines while allowing more oil to be directed to the...
      Precise manufacturing and high-grade materialsExceptional performance at a competitive price
      $10.99
    • Cometic Gasket® - Rear Main Seal Gasket
      (0 reviews)
      # 1489875337
      Rear Main Seal 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 to provide a perfect...
      Made of High Quality MaterialsBuilt to Last
      $8.99 - $92.52
    • Mr. Gasket® - Valley Cover Gasket
      (0 reviews)
      # 1231436192
      Valley Cover 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 quality, performance and reliability. Designed to provide a perfect fit...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $10.70 - $34.95
    • Pro-Gram Engineering® - Center Main Bearing Caps
      (0 reviews)
      # mpn4617231120
      Buick Century 5.7L With Chevy Small Block Engines 1973, Center Main Bearing Caps by Pro-Gram Engineering®. Quantity: 3 Pieces. Main Cap Bolts: 4 Pieces. Stock Replacement Centers. Pro-Gram Engineering has had the pleasure of serving the...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $266.90
    • Dura-Bond® - Hex Flat Lifter Plug Bolt
      (0 reviews)
      # mpn4508032065
      Buick Century 5.7L 1973, Hex Flat Lifter Plug Bolt by Dura-Bond®. 15/16-18 x 1/2 Hex. 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
      $0.17
    • Dura-Bond® - Oil Galley Rear Main Plug
      (0 reviews)
      # mpn4508032044
      Buick Century 5.7L 1973, Oil Galley Rear Main Plug by Dura-Bond®. 12 mm Check Ball. 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
      $0.53
    • Sealed Power® - Valley Pan Gasket Set
      (0 reviews)
      # 1235097649
      Buick Century 1973, Valley Pan Gasket 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,...
      Unsurpassed quality that you can trustUses leading edge materials
      $19.67 - $20.64


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