1978 Dodge Diplomat Engine Blocks
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Dorman®Autograde™ Expansion PlugDodge Diplomat 1978, 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$1.82 - Dorman®Autograde™ Expansion Plug KitDodge Diplomat 1978, 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$11.86 - $27.12
- Dorman®Autograde™ Expansion PlugsDodge Diplomat 1978, 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$8.14 - $13.80
- ARP®2-Bolt Main Stud KitDodge Diplomat 3.7L 1978, 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$64.91
- Enginetech®Expansion Plug KitDodge Diplomat 1978, 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$4.36 - $19.40
- Pioneer Automotive®Engine Bolt KitDodge Diplomat 1978, 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 vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$8.49
- Pioneer Automotive®Expansion Plug KitDodge Diplomat 1978, 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$7.21 - $38.56
- Enginetech®Cylinder SleeveDodge Diplomat 1978, 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 - $13.84
- Mahle®Expansion PlugDodge Diplomat 1978, 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 - $61.47
- Milodon®Premium Main StudsDodge Diplomat 1978, Premium Main Studs by Milodon®. Studs are required where maximum loading & reduced wear and tear on the block threads are desired. Aircraft quality 8740 chrome moly steel is used to produce premium grade, race...Painstakingly designed to meet your racing needsState-of-the-art manufacturing technology$134.95
- Pioneer Automotive®Crankshaft Main Bearing Cap StudDodge Diplomat 1978, 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$70.58
- QualCast®Expansion Plug KitDodge Diplomat 1978, Expansion Plug Kit 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$7.87 - $12.42
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