HONDA P75-7 Cylinder Head Rebuild Core B20B B18B1

( Manufacturer Part Number: P75-7 ), ( Type: Cylinder Head ), ( Material: Aluminum ), ( Vintage Part: No ), ( Finish: Unfinished )

Review HONDA Cylinder Head Non vtec Casting Rebuild Core fits VTEC 1998–2000

The **Honda P75-7 B20B/B18B1 Cylinder Head (Non-VTEC, 1998 2000, Rebuild Core)** is a meticulously crafted, high-performance component designed for enthusiasts seeking to restore or upgrade their classic Honda engines to peak condition. This cylinder head, sourced from a fully disassembled and inspected rebuild core, represents the original factory specification for the **B20B and B18B1 engines** found in iconic models like the **Honda Prelude (DC5/DK5), Civic (EG6/EJ6), and Integra (DC5/DK5)**, all produced between **1998 and 2000**. Built with precision machining, this head features a **non-VTEC design**, meaning it retains the simpler, naturally aspirated valve train with a single camshaft per bank, offering a more straightforward yet reliable alternative to the more complex VTEC-equipped variants. The **B18B1** variant, in particular, is renowned for its balance of power and durability, making this head a sought-after choice for both restoration projects and performance builds.

The **cast aluminum construction** ensures optimal heat dissipation, while the **intake and exhaust ports** are carefully designed to maximize airflow, contributing to improved throttle response and overall engine efficiency. The **valve seats** are typically **chrome-plated or nickel-plated**, providing resistance to wear and heat, though some cores may require resurfacing or replacement of the seats depending on their condition. The **valve springs and retainers** are designed to handle the demands of high-RPM operation, though upgrading to aftermarket components can further enhance performance. This head is compatible with **Honda s original valve train components**, including **stainless steel valves, pushrods, and rocker arms**, though aftermarket upgrades like **forged valves, titanium retainers, or upgraded springs** can be incorporated for increased durability and power output.

When rebuilding, this cylinder head requires careful attention to **sealing surfaces**, as the **combustion chamber walls and deck surfaces** must be perfectly flat to ensure a leak-free gasket seal. The **spark plug threads** are precision-tapped to accept standard **NGK or Denso plugs**, though upgrading to **heat-resistant or performance-grade plugs** can improve reliability under heavy loads. The **oil passages and lifter bores** are designed to minimize friction, ensuring smooth operation, though some cores may benefit from **polishing or honing** to restore optimal clearance. Whether used in a **restoration project, a high-mileage rebuild, or a performance modification**, this **P75-7 cylinder head** delivers the foundation for a reliable, high-revving engine that stays true to Honda s legendary engineering while allowing for customization to suit individual needs. Proper installation, including **correct torque specifications for bolts and gaskets**, is essential to prevent warping or leaks, ensuring long-term performance and longevity.

### **Pros and Cons of Buying a Honda P75-7 B20B/B18B1 Cylinder Head (Non-VTEC, 1998-2000) for Rebuild**

1. **Common and Well-Documented** The B20B/B18B1 engine is a well-known design, meaning parts, rebuild kits, and technical resources are widely available. This makes troubleshooting and modifications easier compared to rarer engines.

2. **Proven Reliability** When properly maintained, these engines are durable and capable of lasting well beyond 200,000 miles, especially if rebuilt with quality parts. Many examples survive with minimal issues if kept in good condition.

3. **Aftermarket Support** There is a strong aftermarket presence for these engines, including performance parts (e.g., headers, intake manifolds, upgraded camshafts), making upgrades feasible if desired.

4. **Lower Cost of Parts** Compared to newer or more complex engines, the cost of rebuilding components (valves, springs, seals, etc.) is relatively affordable. A full rebuild kit for this cylinder head is often cheaper than modern equivalents.

5. **Good for Beginners** The simplicity of the non-VTEC design (no variable valve timing) makes it a good learning project for those new to engine rebuilding. The lack of advanced electronics also reduces potential failure points.

6. **Potential for High Performance** With the right modifications (e.g., porting, upgraded internals, forced induction), these engines can produce respectable power gains, especially in naturally aspirated applications.

7. **Resale Value for Parts** Even if the engine isn t fully restored, individual components (e.g., crankshaft, pistons, cylinder head) can be sold or traded for parts credit, adding value to the project.

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1. **Age and Wear** Engines from this era (1998-2000) are nearly 25 years old, meaning they may have accumulated significant wear. Internal components like bearings, crankshaft journals, and camshaft lobes can be worn, requiring careful inspection during a rebuild.

2. **Potential for Hidden Damage** Without a full teardown, it s difficult to know if the engine has suffered from issues like rod bearing failure, seized pistons, or warped crankshafts. A rebuild without proper inspection could lead to premature failure.

3. **Limited Modern Support** While parts exist, some aftermarket components may no longer be in production, requiring sourcing from specialty suppliers or eBay. This can add uncertainty to the rebuild process.

4. **Fuel and Emissions Compliance** If the engine is intended for use in a modern vehicle, emissions regulations may require modifications (e.g., OBD-II compliance, catalytic converter upgrades), which can complicate restoration.

5. **Labor-Intensive Rebuild** Rebuilding a cylinder head (or engine) from this era requires mechanical skill, as some procedures (e.g., valve job, camshaft installation) are more involved than in modern engines with electronic assistance.

6. **Risk of Corrosion** Older engines, especially those exposed to moisture or poor storage, may suffer from rust in critical areas (e.g., block, oil passages, cylinder head). This can lead to leaks or reduced performance if not addressed.

7. **Market Saturation** Due to their age, there are many examples of these engines available, which can drive down prices but also increase competition. Finding a "good" example may require extra effort in inspection.

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Buying a **Honda P75-7 B20B/B18B1 non-VTEC cylinder head (1998-2000) for rebuild** can be a rewarding project for those with mechanical experience and patience. The engine s simplicity, availability of parts, and potential for performance upgrades make it an attractive choice for enthusiasts. However, the risk of hidden damage, wear, and the labor-intensive nature of the rebuild mean it s not a "plug-and-play" solution.

If you re experienced with engine work and willing to invest time in inspection and restoration, this can be a cost-effective way to acquire a high-quality cylinder head. For beginners or those short on time, the risks may outweigh the benefits unless you re prepared to take it apart immediately to assess condition.

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1. **Inspect Thoroughly Before Purchase** If possible, disassemble the cylinder head (or at least check for obvious wear, cracks, or corrosion) before buying. Look for:

- Valve seat wear or cracks.

- Warped valve guides or springs.

- Signs of overheating (blowholes, warped deck).

- Condition of the camshaft and lifters.

2. **Prioritize a Full Engine Rebuild** If restoring the engine, consider a complete rebuild (not just the head) to ensure longevity. Replace bearings, seals, and critical internals rather than relying on salvaged parts.

3. **Budget for Hidden Costs** Account for additional expenses like machining (if needed), specialty tools, and potential emissions upgrades if using the engine in a modern vehicle.

4. **Consider Alternatives if Short on Time** If you re not comfortable with engine work, purchasing a **pre-rebuilt or tested engine** from a trusted source (e.g., a reputable engine swap shop) may be more reliable than a DIY rebuild.

5. **Join Honda Forums or Clubs** Engaging with communities like **HondaTech, B20B.org, or local clubs** can provide insights into specific issues with these engines and help identify red flags in a used example.

**Final Verdict:** This cylinder head is a **good project for experienced builders**, but it requires due diligence to avoid costly mistakes. For casual buyers or those new to engine work, the risks may not be worth the reward unless you re prepared to invest significant time and effort.

Details:

I am an automotive mechanic and listing this as a rebuild able core. Fitment: This is the high-fin P75-7 casting often found on late model CR-Vs and Integrals. Casting Code: P75-7, Year/Origin: Late 1998 /1999 casting. It is a direct bolt-on for B18A/B and B20B/Z Non-VTEC blocks.

The aluminum head casting itself is in good physical shape with no visible cracks or external damage. Machine Work: Expect to resurface the deck and install new valve stem seals. Condition: For Parts / Rebuild Core. Correct for B20B, B20Z, and B18B1 engines.

part #: p757 prices

• $689.00-$725.00

specifications cylinderheapar:

• for models: Vtec
• for makes: Honda
• for years: 1998-2000
• mpn: P75-7
• type: Cylinder Head
• material: Aluminum
• vintage part: No
• finish: Unfinished

seller cylinderheapar:

• city: Corpus Christi, Texas
• rating: 100.0%
• # reviews: 37

payments cylinderheapar:

• credit card: Discover
• wallet: Paypal
• other

shipping cylinderheapar:

• cost: $155.45
• class: Standard
• type: Calculated
• carrier: USPS
• transit: 4-11 Days
• service: USPS Ground Advantage

general cylinderheapar:

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

offer cylinderheapar:

• started: May 4, 2026
• sold: 0
• best offers: True
• quantity: 1
• options: Ship-to-home
• availability: In Stock

returns cylinderheapar:

• policy: No Returns

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