BUICK 124500045 Engine Cylinder Head

( Manufacturer Part Number: 124500045 ), ( Color: Silver ), ( Genuine Oem: Yes ), ( Type: Engine Cylinder Head ), ( Reference Oe/oem: 124500045, 24500363 ), ( Manufacturer Warranty: 90 Day ), ( Interchange Item Code: 306 )

Review BUICK Used Engine Cylinder Head Avenue Grade fits PARK 1992

The **Buick 124500045 engine cylinder head** from the **1992 Park Avenue** represents a critical and high-performance component of General Motors legendary **L36 V8 engine**, a powerplant renowned for its reliability, durability, and smooth operation. Designed for the **1992 1993 model year**, this cylinder head is crafted from precision-cast aluminum, ensuring optimal heat dissipation while maintaining structural integrity under high-stress conditions. The head features **four valves per cylinder** (two intake and two exhaust) arranged in a **pent-roof configuration**, which enhances airflow efficiency and contributes to the engine s robust power delivery capable of producing **270 horsepower and 300 lb-ft of torque** in its stock form. The **intake ports** are generously sized to maximize airflow, while the **exhaust ports** are engineered to reduce backpressure, allowing for better scavenging of combustion gases. Each valve is operated by **hydraulic lifters**, eliminating the need for manual adjustment and ensuring smooth operation throughout the engine s lifespan. The **spark plug wells** are strategically placed to promote even combustion, and the **camshaft lobes** are precision-machined to optimize valve timing for both performance and fuel efficiency. This cylinder head is also equipped with **individual valve springs and retainers**, which help maintain consistent valve operation even under heavy loads. The **1992 Park Avenue** cylinder head is a key part of the engine s **EFI (Electronic Fuel Injection) system**, working in tandem with the **Throttle Body Injection (TBI)** or **Multi-Port Injection (MPI)** setup, depending on the specific application. Whether used in a **restoration project, performance modification, or as a replacement for a worn-out original**, this component is essential for maintaining the **L36 s legendary reputation** for power and longevity. Built to withstand the demands of high-performance driving, this cylinder head is a testament to GM s engineering prowess in the early 1990s, offering a perfect blend of strength, efficiency, and reliability for enthusiasts seeking to preserve or enhance their classic Buick.

### **Pros and Cons of Buying a 1992 Buick 124500045 Engine Cylinder Head**

The 1992 Buick engine cylinder head (likely from a **3800 V6** or **3.8L V6**, given the part number) has several advantages that may appeal to buyers:

1. **Proven Reliability** The 3.8L V6 engine was widely used in Buick, Oldsmobile, and Pontiac vehicles from the late 1980s to early 2000s. Many of these engines are known for durability, especially when properly maintained. If the cylinder head is in good condition, it can provide long-term service.

2. **Common and Affordable** Due to its popularity, replacement parts (including cylinder heads) are widely available, making repairs and maintenance cost-effective. Aftermarket and OEM parts are often reasonably priced compared to newer or less common engines.

3. **Modification Potential** The 3.8L V6 is a favorite among tuners. The cylinder head can be upgraded with performance camshafts, intake manifolds, or porting to improve airflow and horsepower. This makes it a good choice for enthusiasts looking to modify their vehicle.

- Buick (e.g., Regal, LeSabre, Park Avenue)

- Oldsmobile (e.g., Cutlass Supreme, 88)

- Pontiac (e.g., Grand Prix, Bonneville)

This increases the pool of potential buyers and sellers.

5. **Lower Fuel Consumption Compared to Larger Engines** The 3.8L V6 is more fuel-efficient than larger V8 engines, making it a practical choice for daily driving without sacrificing performance.

6. **Established Tuning Community** There is a large community of mechanics and enthusiasts who understand the engine s quirks, making troubleshooting and upgrades easier.

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- **Rod bearing failure** (common in high-mileage examples due to oil leaks or poor maintenance).

- **Camshaft wear** (can lead to excessive valve train noise or failure).

- **Head gasket leaks** (a frequent issue, especially if the engine was overheated or not properly maintained).

- **Oil leaks** (valve cover gasket, oil filter housing gasket, or rear main seal leaks are common).

If the cylinder head is being sold separately, it may have hidden damage (e.g., cracked valves, warped surfaces, or exhaust port erosion) that isn t immediately visible.

2. **Age and Wear** A 1992 engine is nearly 30 years old. Even if the cylinder head itself is in good shape, the rest of the engine (blocks, crankshaft, pistons) may be worn out, requiring a full rebuild or replacement. Buying just the head without inspecting the rest of the engine could lead to unexpected expenses.

3. **Emissions and Modern Compliance** The 3.8L V6 predates modern emissions standards. If you plan to use the engine in a vehicle that requires current emissions compliance (e.g., California or other strict regions), you may need additional modifications (e.g., EGR deletions, catalytic converter upgrades) to avoid failure on emissions tests.

4. **Fuel and Ignition System Limitations** The engine was designed for leaded fuel (though it can run on unleaded), and the ignition system may not be compatible with modern fuel injectors or ECUs without upgrades. This can limit performance and reliability in a modern vehicle.

5. **Rust and Corrosion** Older engines, especially those from regions with harsh winters, are prone to rust in critical areas (e.g., oil pans, rocker covers, cylinder heads). Rust can weaken structural integrity and lead to leaks or failure.

6. **Limited Warranty or No Warranty** Since this is a used part, there is no manufacturer warranty. If the cylinder head fails shortly after purchase, you may be responsible for the cost of replacement.

7. **Potential for Overpricing** Some sellers may inflate the price of a cylinder head due to its age or rarity. It s important to research fair market value (based on condition, mileage, and demand) to avoid overpaying.

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- A mechanic or enthusiast with experience working on older GM engines.

- Planning to rebuild or restore a classic vehicle where reliability and character matter more than modern efficiency.

- Willing to invest time in maintenance, upgrades, and potential repairs.

However, if you are looking for a **plug-and-play solution** with minimal hassle, a newer or more modern engine (e.g., a GM LS-series V8 or a turbocharged 4-cylinder) may be a better choice. The 3.8L V6 requires patience, mechanical skill, and a willingness to address common issues before it will perform reliably.

---

- Check for **warping** (use a straightedge and feeler gauges to measure head flatness).

- Look for **cracks** (especially around bolt holes, exhaust ports, or valve seats).

- Verify **valve and seat condition** (pitting, erosion, or improper seating can cause leaks).

- Ensure **bolt holes are intact** (stripped or damaged threads can lead to failure).

- Confirm the head is **not seized** (test by attempting to rotate the camshaft or valves).

- Prefer sellers who offer **return policies** or **warranties** (even limited ones).

- Consider purchasing from a **junkyard with a reputation for quality** or a **reputable online marketplace** (e.g., eBay Motors, Facebook Marketplace, or specialty forums like **Classic Buick Forum** or **GM V6 Forum**).

- Ask for **service records** if the head came from a rebuilt engine.

- **New gaskets** (head gasket, valve cover gasket, oil filter housing gasket).

- **Replacement bolts** (ARP or high-strength bolts for critical fasteners).

- **Camshaft and lifters** (if the engine has excessive noise or wear).

- **Porting and polishing** (if you plan to modify for performance).

- **Labor costs** (if you don t have the tools or experience to install it yourself).

- If your goal is **reliability and low maintenance**, a **LS-series V8** (from a Corvette, Camaro, or Impala) or a **modern turbocharged 4-cylinder** (e.g., GM Ecotec) may be a better long-term investment.

- If you re restoring a **classic Buick**, the 3.8L V6 can be a great choice, but be prepared for **regular maintenance** (oil changes every 3,000 5,000 miles, valve adjustments, and cooling system checks).

- Forums like **Classic Buick Forum**, **GM V6 Forum**, or **Buick Enthusiasts** can provide insights from people who have worked with these engines. They can also help you find **reputable sellers** or **tested parts**.

---

The 1992 Buick 3.8L V6 cylinder head is a **good buy for the right buyer** someone with mechanical experience, patience, and a clear understanding of the engine s quirks. For casual buyers or those seeking a hassle-free upgrade, it may not be the best choice. **Always prioritize condition over age** and be prepared for potential repairs beyond just the cylinder head. If you proceed, thorough inspection and sourcing from a reliable seller are critical to avoiding costly mistakes.

Details:

Every part is cleaned, tested and inspected by experts. Original parts mean a perfect fit. All parts are covered by warranty. This part fits vehicles made in Th e following years 1991, 1992.

Unless specified as Universal this is a direct fit Engine Cylinder Head. Parts go back into cars rather than landfill.

part #: 124500045 prices

• $229.99-$239.99

specifications cylinderheapar:

• for models: Park
• for makes: Buick
• for years: 1992
• mpn: 124500045
• color: Silver
• genuine oem: Yes
• type: Engine Cylinder Head
• reference oe/oem: 124500045, 24500363
• manufacturer warranty: 90 Day
• interchange item code: 306

seller cylinderheapar:

• city: Harrison, Michigan
• # reviews: 4043
• rating: 99.4%

general cylinderheapar:

• condition: Used
• Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads

payments cylinderheapar:

• other
• credit card: Diners-club
• wallet: Paypal

offer cylinderheapar:

• sold: 0
• started: June 10, 2026
• options: Ship-to-home
• best offers: True
• quantity: 1
• availability: In Stock

returns cylinderheapar:

• policy: Returns Accepted
• paid by: Seller
• time: 60 Days

shipping cylinderheapar:

• transit: 3-7 Days
• class: Standard
• cost: $0.00
• type: Fixed
• service: UPS Ground
• carrier: UPS

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