1973 Chevy Impala Engine Blocks
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- Dart®Special High Performance Engine BlockChevy Impala 5.0L / 5.7L / 6.6L / 7.4L With Chevy Small Block Gen I Engine 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$2,944.48 - $3,088.09
- Darton Sleeves®Donovan™ Replacement Cylinder SleeveChevy Impala 5.0L / 5.7L / 6.6L With Chevy Small Block Engines 1973, Donovan™ Replacement Cylinder Sleeve by Darton Sleeves®. The ASTM specifications for performance ductile iron sleeves indicates a minimum tensile strength of 100,000...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$132.66
- SCE Gaskets®Rear Main SealChevy Impala 1973, Rear Main Seal by SCE Gaskets®. 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...Perfect solution for racing and high-performance engine applicationsManufactured using advanced engineering and on-track testing$15.33 - $16.20
- Dorman®Autograde™ Expansion PlugChevy Impala 1973, 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$1.01 - $13.20
- Dorman®Autograde™ Expansion PlugsChevy Impala 1973, 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$7.03 - $14.24
- Dorman®Autograde™ Steel Expansion Plug Kit with 7 Pipe PlugsChevy Impala 1973, Autograde™ Steel Expansion Plug Kit with 7 Pipe 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...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$15.90
- Pioneer Automotive®Engine Bolt KitChevy Impala 5.7L / 6.6L 1973, Engine Bolt 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$39.97 - $67.32
- Pioneer Automotive®Expansion Plug KitChevy Impala 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$6.74 - $36.25
- ARP®2-Bolt Main Stud KitChevy Impala 4.1L 1973, 2-Bolt Main Stud Kit by ARP®. There are many important reasons to use ARP main stud kits including the elimination of main cap walk and fretting as well as protecting the threads in your engine block. All kits...Designed and manufactured using innovative technologiesMade with maximum safety and reliability in mind$80.12
- Enginetech®Expansion Plug KitChevy Impala 1973, Expansion Plug Kit 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 performance...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$3.60 - $15.16
- SCE Gaskets®Accu Seal E Dyno Pak Rear Main Seal SetChevy Impala 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 complete sets of the gaskets or...Perfect solution for racing and high-performance engine applicationsManufactured using advanced engineering and on-track testing$98.76 - $211.14
- DNJ Engine Components®Brass Expansion Plug KitChevy Impala 1973, Brass Expansion Plug Kit 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...DNJ is your sourse for all your Engine part needs. DNJ Engine Components are backed a 12-month or 12,000-mile warranty whichever comes firstDNJ Engine Components are manufactured to meet or exceed OEM specifications and engineered by associates with ISO9001, ISO9002, OS9000 certificates$25.39
- Moroso®Rear Main Seal AdapterChevy Impala 5.0L / 5.7L / 6.6L 1973, Rear Main Seal Adapter 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$225.99 - $252.99
- Proform®Expansion PlugChevy Impala 1973, Expansion Plug by Proform®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver...Carefully designed to improve the performance of your vehicleCrafted from first-rate materials$24.38 - $29.01
- ATP®Expansion Plug KitChevy Impala 1973, Expansion Plug Kit by ATP®. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed off of the original parts specifications, to ensure it will install and perform...Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage$9.67
- Dart®LS Next GEN III Cast Iron BlockChevy Impala 5.0L / 5.7L / 6.6L 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...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$4,654.75
- Dart®Race Series Engine BlockChevy Impala 7.4L 1973, Race Series Engine Block by Dart®. The camshaft is raised 0.400" above the stock location to increase clearance for the connecting rods and crankshaft counter weights, and the main oil gallery is located...Premium alloy: Dart aluminum blocks are cast from virgin 355-T61 aerospace alloy for superior strength and integrityDuctile iron sleeves with extra thick cylinder walls promote excellent ring seal$9,720.57
- Dart®Special High Performance Pro Engine BlockChevy Impala 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 reliability....Extra thick decks ensure reliable head gasket sealBlind head bolt holes don't go through to water jacket$3,806.23
- Enginetech®Cylinder SleeveChevy Impala 1973, Cylinder Sleeve 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 performance...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$11.07 - $12.54
- Mahle®Expansion PlugChevy Impala 1973, Expansion Plug 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$3.78 - $51.56
- Pioneer Automotive®Crankshaft Main Bearing Cap StudChevy Impala 1973, Crankshaft Main Bearing Cap Stud 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$83.66 - $163.50
- Pioneer Automotive®Crankshaft Main Bearing Cap Stud Kit with WashersChevy Impala H / J / R Engine VIN Character 1973, Crankshaft Main Bearing Cap Stud Kit with Washers by Pioneer Automotive®. Designed utilizing the latest technology, this product by Pioneer Automotive features premium quality and will...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$72.50
- Dura-Bond®Internal Hex Oil Galley Plug with SealantChevy Impala 1973, Internal Hex Oil Galley Plug with Sealant 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$7.60
- Dura-Bond®Oil Galley Rear Main PlugChevy Impala 5.7L / 6.6L 1973, Oil Galley Rear Main Plug 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 reliability....Made with precision and quality in mindDesigned to meet your specific needs$8.24
- SCE Gaskets®Valley Cover GasketsChevy Impala 6.6L With Pro Action/RHS 14 degree Heads 1973, Valley Cover Gaskets by SCE Gaskets®. Accu Seal E Valley Cover Gaskets for Pro Action/RHS 14 degree Heads on SBC. This premium product is the best way to go for those looking...Perfect solution for racing and high-performance engine applicationsManufactured using advanced engineering and on-track testing$12.03
- Billet SpeedWorks®Center Main Bearing CapsChevy Impala 7.4L With Dry Sump / With Wet Sump With Chevy Big Block Engines 1973, Center Main Bearing Caps by Billet SpeedWorks®. This premium product is the best way to go for those looking for the highest quality replacement that...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$338.13 - $464.26
- Billet SpeedWorks®Main Bearing Cap SetChevy Impala With Dry Sump / With Wet Sump With Chevy Small Block Engines 1973, Main Bearing Cap Set by Billet SpeedWorks®. This premium product is the best way to go for those looking for the highest quality replacement that offers...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$266.90
- Mr. Gasket®Brass Freeze Plug KitChevy Impala 1973, Brass Freeze Plug Kit by Mr. Gasket®. Designed with hardcore racing junkies and high-speed street enthusiasts, this Mr. Gasket performance product is right what you need to boost your driving experience. Crafted with...Designed to help you make the max out of your ridePerfect upgrade for race cars and muscle cars alike$34.95 - $39.95
- Mr. Gasket®High Vacuum Rear Main SealChevy Impala 7.4L With Chevy Big Block Engine 1973, High Vacuum Rear Main Seal by Mr. Gasket®. Designed with hardcore racing junkies and high-speed street enthusiasts, this Mr. Gasket performance product is right what you need to boost...Designed to help you make the max out of your ridePerfect upgrade for race cars and muscle cars alike$49.95
- PCE®Engine Block Expansion Plug KitChevy Impala 1973, Engine Block Expansion Plug Kit by PCE®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$23.00 - $23.60
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