HONDA 3101904 Cylinder Head 1.5L
fits model: Civic. make: Honda. year: 1988–1995.
( Manufacturer Part Number: 3101904 ), ( Part Type: Cylinder Head ), ( Id: 3239ec2c-933a-4325-9098-ff7f70f62fa6 ), ( Interchange: 306-58313 ), ( Year: 1989 )
Review HONDA Cylinder Head Assembly Oem 1.5l fits CIVIC 1988–1995
The **Honda 3101904 cylinder head** is a meticulously engineered component designed specifically for the **1988 1995 1.5L Honda Civic (D15B and D16A engines)**, serving as the critical interface between combustion and cooling systems. Crafted from high-quality cast iron, this head is precision-machined to ensure optimal sealing, heat dissipation, and performance, featuring a **four-valve design** with dual overhead camshafts (DOHC) that enhance airflow and power output. The head incorporates **intake and exhaust ports** that have been carefully contoured to maximize cylinder filling efficiency, contributing to the engine s smooth operation and responsiveness. Key features include **integrated spark plug bosses**, **valve guides**, and **valve seats** that are designed to work seamlessly with the engine s camshafts and pushrods, ensuring reliable valve operation and minimal wear over time. The **coolant passages** within the head are strategically routed to maintain even temperature distribution, preventing thermal stress and extending the lifespan of critical components. This cylinder head is a vital part of the engine s breathing system, directly influencing throttle response, fuel efficiency, and overall durability. Whether used in a restoration project or as a replacement for a worn-out head, the **Honda 3101904** is a dependable choice for enthusiasts seeking to preserve or enhance the performance of their classic Civic. Its compatibility with the **D15B and D16A engines** makes it a versatile upgrade option for both stock and modified applications, ensuring a perfect fit with the engine bay s existing components.
Buying a **Honda 3101904 cylinder head (1988-1995 1.5L Civic)** can be a cost-effective solution for restoring or maintaining an older Honda engine, but it comes with both advantages and drawbacks. Below is a detailed breakdown of the pros and cons, followed by a conclusion and recommendation.
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### **Pros of Buying a Used Honda 3101904 Cylinder Head**
1. **Cost Savings**
The primary advantage is affordability. A used or rebuilt cylinder head is significantly cheaper than a brand-new OEM part, often costing a fraction of the price of a new head from Honda or an aftermarket supplier. This makes it an attractive option for budget-conscious DIYers or small shops.
2. **Availability**
These cylinder heads are widely available on the used parts market, especially from dismantlers, junkyards, or online marketplaces (e.g., eBay, Facebook Marketplace, or specialty Honda forums). The 1.5L Civic engine is common enough that finding a suitable head is rarely a problem.
3. **Compatibility**
The 3101904 head is designed specifically for the **1988 1995 1.5L Honda Civic (including DX, LX, and some early EX models)**. It fits seamlessly with the engine block, intake manifold, and other components, reducing the need for modifications or adapters.
4. **Rebuilt or Used Condition Options**
You can often find heads that have been professionally rebuilt, which may include new valves, springs, seals, and machining. Even if the head is used, it may only require minor refurbishing (e.g., valve grinding, gasket replacement) rather than a full overhaul.
5. **Performance Potential**
If sourced from a high-performance or modified engine (e.g., a head from a turbocharged or high-mileage but well-maintained car), the head could offer better durability or even slight performance gains if properly ported or upgraded.
6. **Easier to Source Than New Parts**
Honda no longer produces these cylinder heads as OEM parts, and aftermarket suppliers may charge premium prices for new or remanufactured versions. A used head avoids these costs while still providing functional reliability.
7. **Learning Opportunity**
For enthusiasts or mechanics, working with a used head can be a hands-on learning experience in engine repair, machining, and restoration techniques.
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### **Cons of Buying a Used Honda 3101904 Cylinder Head**
1. **Unknown Service History**
The biggest drawback is the lack of transparency regarding the head s past. You may not know:- How many times it has been rebuilt or repaired.
- Whether it has been cracked, warped, or damaged internally (e.g., valve seat wear, exhaust port erosion).
- If it was used in a high-mileage or abused engine (e.g., overheating, detonation, or poor maintenance).
This can lead to unexpected failures or the need for additional work (e.g., valve job, port matching, or even a full rebuild).
2. **Potential for Hidden Damage**
Even if the head appears visually intact, internal issues like:- **Warped decks** (can cause poor sealing and overheating).
- **Cracked combustion chambers** (common in aluminum heads, especially from thermal stress).
- **Worn valve seats or guides** (leading to leaks or poor compression).
- **Exhaust port erosion** (from carbon buildup or poor fuel quality).
may not be immediately obvious. These issues can require costly machining or replacement.
3. **Inconsistent Quality**
The quality of used heads varies widely. Some may come from a car that was well-maintained, while others may have been neglected. You might end up with a head that requires extensive work to restore, negating the initial cost savings.
4. **Compatibility Issues with Modified Engines**
If your engine has been modified (e.g., forced induction, custom camshafts, or ported intake/exhaust), a stock-used head may not perform optimally. The head s flow characteristics might not match the engine s new power goals, limiting performance gains.
5. **Risk of Contamination**
Used heads may have residual oil, coolant, or debris inside the combustion chambers or oil passages. This can lead to:- **Carbon buildup** in the combustion chamber.
- **Clogged oil passages** (affecting lubrication).
- **Contaminated valve guides or springs**.
Thorough cleaning is often required before installation.
6. **Gasket and Seal Replacement**
Even if the head itself is in good condition, you ll likely need to replace:- **Head gaskets** (to prevent leaks).
- **Valve cover gaskets** (if the head was removed).
- **Oil seals** (if the head was previously installed).
These are additional costs that aren t always factored into the initial purchase price.
7. **Limited Warranty or No Guarantees**
Unlike OEM or remanufactured parts, used heads typically come with no warranty. If the head fails shortly after installation, you re responsible for the repair costs.
8. **Time-Consuming Inspection**
Properly inspecting a used head requires mechanical knowledge and tools (e.g., a bore scope, pressure tester, or micrometer to check for warpage). Without expertise, you might miss critical issues until it s too late.
9. **Potential for Counterfeit or Mismatched Parts**
In the used market, there s a risk of receiving a head that isn t actually a **3101904** or is a mismatched part (e.g., from a different engine variant). Always verify the part number and compatibility before purchasing.
10. **Environmental and Safety Concerns**
Used heads may have been exposed to contaminants like leaded fuel (in older cars) or coolant additives that could damage the engine over time. Proper flushing and inspection are necessary to avoid long-term issues.
---
### **Conclusion**
Buying a used **Honda 3101904 cylinder head** for your 1988 1995 1.5L Civic can be a **cost-effective and practical choice** if you:- Are willing to inspect the head thoroughly (or pay someone to do so).
- Accept the risk of hidden damage and are prepared for additional repairs.
- Prioritize affordability over absolute reliability.
- Have the mechanical skills or access to a trusted mechanic to assess and refurbish the part.
However, if you want **guaranteed quality, warranty coverage, and peace of mind**, purchasing a **remanufactured OEM or aftermarket head** (e.g., from Honda, Denso, or a reputable remanufacturer) may be worth the higher cost. Remanufactured heads are machined to factory specifications, tested for leaks, and often come with warranties, reducing the risk of failure.
For **DIYers on a tight budget**, a used head can be a viable option if sourced carefully. For **serious restorations or performance builds**, investing in a remanufactured part may be the safer long-term choice.
---
### **Recommendation**
1. **If you re experienced and budget-conscious:**- **Buy a used head** from a trusted source (e.g., a reputable dismantler or a seller with a proven track record).
- **Inspect it thoroughly** for cracks, warpage, and internal condition (use a bore scope, pressure test, and check for warpage with a straightedge).
- **Rebuild it professionally** if needed (valve job, port cleaning, gasket replacement).
- **Test-fit it** on your engine block to ensure proper alignment and sealing.
2. **If you want reliability and warranty coverage:**- **Purchase a remanufactured OEM or aftermarket head** (e.g., from **Honda Parts, Denso, or a trusted remanufacturer**).
- **Verify the part number (3101904)** and ensure it matches your engine s year and model.
- **Install it with new gaskets and seals** to avoid leaks.
3. **If you re unsure about the head s condition:**- **Get a second opinion** from a mechanic or engine specialist before purchasing.
- **Consider a used head only if you can afford to replace it** if it fails.
**Final Verdict:**A used **3101904 cylinder head** is a **good deal for those who can handle the risk and inspection process**, but it s not without potential pitfalls. For most serious restorations, a **remanufactured head** is the safer and more reliable option. Always weigh your mechanical skills, budget, and risk tolerance before deciding.
Details:
Search for more parts HONDA CIVIC. HONDA CIVIC SEE ALSO DELSOL CRX 92-95 Ht bk, 1.5L, DX. HONDA CIVIC SEE ALSO DELSOL CRX 88-91 1.6L. This part will fit the following: HONDA CIVIC SEE ALSO DELSOL CRX 88-91 1.5L.
part #: 3101904 prices
- $100.00-$586.62
specifications cylinderheapar:
- for models: Civic
- for makes: Honda
- for years: 1988-1995
- mpn: 3101904
- part type: Cylinder Head
- id: 3239ec2c-933a-4325-9098-ff7f70f62fa6
- interchange: 306-58313
- year: 1989
general cylinderheapar:
- Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads
- condition: Used
returns cylinderheapar:
- time: 30 Days
- paid by: Seller
- policy: Returns Accepted
shipping cylinderheapar:
- service: Standard
- cost: $0.00
- class: Standard
- type: Fixed
- transit: 4-7 Days
seller cylinderheapar:
- # reviews: 14160
- rating: 99.3%
- city: Brush, Colorado
offer cylinderheapar:
- sold: 0
- quantity: 1
- started: February 6, 2026
- best offers: True
- availability: In Stock
- options: Ship-to-home
payments cylinderheapar:
- other
- credit card: Visa
- wallet: Paypal
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