1. Cylinder Heads & Parts Engines Components For Sale
  2. sku: 11794996029472722
  3. MOPAR 348915

MOPAR 348915 Cylinder Head Core

fits model: 360. make: Chrysler, Dodge, Plymouth, Mopar.

348915 Mopar One Only Original 360 Cylinder Head Core Chrysler Dodge Plymouth

( Brand: Mopar ), ( Manufacturer Part Number: 348915 ), ( Type: Cylinder Head ), ( Material: Cast Iron ), ( Vintage Part: Yes )

Review MOPAR One Only Original Cylinder Head Core Chrysler Dodge Plymouth fits 360

The **Mopar 348915 360 Cubic Inch Cylinder Head Core** is a precision-engineered component designed exclusively for Chrysler, Dodge, and Plymouth vehicles equipped with the legendary **360 cubic inch small-block V8 engine**, a powerhouse known for its durability and performance in classic muscle cars, cruisers, and high-performance applications. This high-quality core serves as the foundational base for rebuilding or restoring the cylinder head, ensuring optimal sealing, cooling, and combustion efficiency. Crafted from **high-grade cast iron**, the core features meticulously machined surfaces, including the combustion chamber walls, valve seat inserts, and exhaust and intake port passages, all of which are essential for maintaining proper engine function and performance. The design incorporates **threaded holes for the rocker arm studs, spark plug bosses, and oil passages**, allowing for seamless integration with aftermarket or OEM components, whether you're upgrading to modern valves, springs, or pushrods, or restoring the head to its original specifications. Ideal for applications ranging from **restomod builds** to **high-mileage reliability projects**, this core is a critical component for those seeking to revive or enhance the power and longevity of their 360 V8 engine. Whether you're a mechanic, enthusiast, or performance tuner, the Mopar 348915 offers the structural integrity and precision needed to ensure a flawless rebuild, delivering the foundation for a head that will perform as reliably as the engine it powers.

### **Pros and Cons of buying a Mopar 348915 360 Cylinder Head Core (Chrysler/Dodge/Plymouth)**

#### **Pros:**

1. **Compatibility and Fitment** This core is designed specifically for Chrysler, Dodge, and Plymouth engines from the late 1960s through the early 1980s, including the 360-cubic-inch LA-series engines. It ensures a proper fit without modification, making installation straightforward for restorers and performance builders.

2. **High-Quality Material** Mopar (Chrysler s aftermarket brand) parts are generally built to factory specifications, meaning the core is made from durable cast iron, which is resistant to warping and cracking when properly machined.

3. **Machining Potential** The core is designed to be ported and polished for improved airflow, which can enhance engine performance. Many aftermarket machine shops specialize in preparing these heads for high-performance applications.

4. **Availability of Valvetrain Components** Since this is a core, you can pair it with new or aftermarket valvetrain parts (valves, springs, retainers, rocker arms, etc.), allowing for upgrades like stiffer springs, larger valves, or hydraulic lifters for smoother operation.

5. **Cost-Effective for Restoration** Purchasing a core instead of a fully rebuilt head can be cheaper, especially if you plan to machine and rebuild it yourself or with a trusted shop. This is ideal for budget-conscious restorers.

6. **Support for Classic and Muscle Car Enthusiasts** The 360 LA engine is a staple in classic American muscle cars (e.g., 1968-1973 Dodge Charger, 1970-1974 Plymouth Barracuda, 1970-1973 Chrysler Cordoba). Owning a core ensures you can maintain or modify these iconic vehicles.

7. **Aftermarket and Upgrade Options** There are numerous aftermarket parts available for the 360 LA, including high-flow intake and exhaust manifolds, performance camshafts, and even turbocharging kits, making it easy to push the engine beyond stock power levels.

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#### **Cons:**

1. **Potential for Warping or Damage** If the core has been previously used, it may have been machined or damaged, leading to warping or uneven surfaces. Inspecting the deck surface, valve seat inserts, and combustion chamber shape is crucial before purchasing.

2. **Machining Required for Performance** Even if the core is in good shape, achieving high-performance airflow often requires porting and polishing, which adds labor and cost. Some buyers may not have access to a skilled machine shop.

3. **Valvetrain Wear** Older cores may have worn valve guides, seats, or lifter bores, requiring replacement parts. This can increase the overall rebuild cost if not addressed early.

4. **Limited Stock Availability** While Mopar parts are widely available, the specific 360 cylinder head core may not always be in stock at local auto parts stores. Online retailers (e.g., RockAuto, Summit Racing) may have better selection but could involve shipping delays.

5. **Compatibility with Modern Modifications** If you plan to use modern components (e.g., electronic fuel injection, turbocharging, or forced induction), you may need additional modifications beyond just the cylinder head, such as upgraded intake manifolds or exhaust headers.

6. **Learning Curve for Rebuild** Rebuilding a cylinder head from a core requires knowledge of valve grinding, seat cutting, and proper gasket installation. Inexperienced DIYers may struggle without guidance or tools.

7. **Potential for Counterfeit or Low-Quality Cores** Some online sellers may offer "Mopar-style" cores that are not genuine or may be poorly cast. Always verify the seller s reputation and inspect the core for casting quality before purchasing.

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### **Conclusion:**

The **Mopar 348915 360 cylinder head core** is a solid choice for enthusiasts restoring or modifying classic Chrysler, Dodge, or Plymouth engines, particularly those with the 360 LA series. It offers **reliability, compatibility, and upgrade potential**, making it ideal for both stock restorations and performance builds. However, **careful inspection, potential machining costs, and valvetrain considerations** must be accounted for. If you re working with a trusted machine shop or have experience with cylinder head rebuilds, this core can be a cost-effective and high-quality foundation for your project.

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### **Recommendation:**

- **Buy if:** You re restoring a classic muscle car, plan to machine the head for performance, and have access to a reputable machine shop. It s also a good option if you re on a budget and willing to invest time in the rebuild process.

- **Avoid if:** You lack mechanical experience, cannot afford machining costs, or need a fully rebuilt head immediately without additional work.

- **Best Practice:** Purchase from a **reputable seller** (preferably with a return policy), inspect the core for warping or damage, and consider getting a **pre-machined or ported version** if available to save time. If you re unsure about the rebuild process, consult a **specialized cylinder head machine shop** before committing.

For most serious enthusiasts, this core is a **worthwhile investment** when properly evaluated and prepared.

Details:

Please look at all my photos, as they are part of. I will take the time needed to package this good for you, so it arrive in same condition as shown. One Only Original 360 Mopar Cylinder Head 348915 Core for Rebuild Chrysler Dodge Plymouth.

part #: 348915 price

  • $149.95

specifications cylinderheapar:

  • for models: 360
  • for makes: Chrysler, Dodge, Plymouth, Mopar
  • brand: Mopar
  • mpn: 348915
  • type: Cylinder Head
  • material: Cast Iron
  • vintage part: Yes

general cylinderheapar:

  • Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads
  • condition: For parts or not working

shipping cylinderheapar:

  • carrier: UPS
  • class: Standard
  • type: Fixed
  • transit: 4-8 Days
  • cost: $99.95
  • service: UPS Ground

offer cylinderheapar:

  • options: Ship-to-home
  • quantity: 1
  • best offers: True
  • started: March 26, 2026
  • sold: 0
  • availability: In Stock

seller cylinderheapar:

  • rating: 99.7%
  • city: Uniontown, Ohio
  • # reviews: 3250

returns cylinderheapar:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days

payments cylinderheapar:

  • credit card: Mastercard
  • other
  • wallet: Google-pay
for models: 360, for makes: chrysler, dodge, plymouth, mopar, type: cylinder head, vintage part: yes,
category: auto parts > car truck parts accessories > engines engine parts > cylinder heads, material: cast iron, sku: 11794996029472722,
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1 offer $149.95 USD
  • For parts or not working. Offer #1 priced at $149.95 + $99.95 shipping estimate = $249.90* total. +$99.95 shipping

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