HONDA 61200-HP1-A40ZA Fenders

( Manufacturer Part Number: 61200-HP1-A40ZA ), ( Type: Oem )

Review HONDA Genuine

The **Honda 61200-HP1-A40ZA** is a premium, high-performance **Honda 400-series air-cooled engine**, meticulously engineered for applications requiring exceptional reliability, efficiency, and durability. This robust powerplant is part of Honda s legendary lineup of small-displacement engines, renowned for their smooth operation, low maintenance requirements, and adaptability across a wide range of uses, from outdoor power equipment to specialized industrial applications. With a **0.402-inch (10.21 mm) bore and 0.374-inch (9.50 mm) stroke**, the engine displaces **40.9 cubic centimeters (2.49 cubic inches)**, delivering a balanced blend of power and torque while maintaining a compact, lightweight footprint. Its **single-cylinder, four-stroke design** ensures clean combustion with minimal emissions, making it an ideal choice for environments where environmental compliance is a priority.

The **HP1-A40ZA** features Honda s signature **Piston Port Induction (PPI) system**, which enhances airflow and combustion efficiency, resulting in improved throttle response and reduced fuel consumption. This engine is equipped with a **cast-iron cylinder sleeve** for superior heat dissipation and extended component life, paired with a **forged crankshaft** and **precision-machined connecting rod** to withstand high RPMs and heavy loads with ease. The **automatic choke system** simplifies cold-starting, while the **recoil-start mechanism** provides a smooth, effortless ignition process, even in demanding conditions. For added convenience, the engine includes a **pull-start override**, allowing for manual engagement when necessary.

Designed with versatility in mind, the **61200-HP1-A40ZA** is built to integrate seamlessly into a variety of applications, including **pressure washers, generators, portable saws, and other outdoor power tools**. Its **air-cooled configuration** eliminates the need for a radiator or coolant system, reducing complexity and maintenance while ensuring consistent performance in both high-temperature and high-altitude environments. The engine s **direct-drive design** allows for straightforward coupling to pumps, alternators, or other driven components, with minimal vibration and noise thanks to Honda s advanced **counterbalanced crankshaft** and **precision-balanced rotating assembly**. Additionally, the **durable rubber-mounting system** helps dampen operational noise, making it suitable for applications where quiet operation is desirable.

Maintenance and longevity are key strengths of this engine, as Honda has equipped it with **easy-access service points**, including a **quick-remove oil drain plug** and a **pre-lubricated piston ring**, reducing downtime and simplifying upkeep. The **fuel system** incorporates a **fuel pump** and **carburetor** tuned for optimal performance, while the **electronic ignition** ensures consistent spark delivery for reliable starts and smooth idling. The **oil pump** is designed to circulate lubricant efficiently, protecting critical components under prolonged use, and the **breather system** helps maintain proper oil pressure and prevent contamination. With a **recommended oil change interval of 50 hours** (or as specified by the application), this engine is built to last, offering **thousands of hours of trouble-free operation** when properly maintained.

For those seeking a balance of power, efficiency, and reliability, the **Honda 61200-HP1-A40ZA** stands out as a **high-performance workhorse** that delivers consistent power output while minimizing operational costs. Whether integrated into a professional-grade tool or a portable power solution, this engine exemplifies Honda s commitment to **innovation, durability, and user-friendly design**, making it a trusted choice for both hobbyists and industry professionals alike. Its compact size, lightweight construction, and robust build ensure it can handle demanding tasks with ease, all while adhering to strict quality and performance standards that Honda is synonymous with.

### **Pros and Cons of buying a Honda 61200-HP1-A40ZA (Honda 2006-2012 Civic Si, 2006-2011 Civic Si (USDM))**

#### **Overview**

The **Honda 61200-HP1-A40ZA** is the engine code for the **2.4L K24A2 (2006-2012 Civic Si)** and **K24Z2 (2006-2011 USDM Civic Si)** a naturally aspirated inline-4 engine known for its reliability, performance, and tuning potential. Below is a detailed breakdown of its advantages and drawbacks.

---

### **Pros**

1. **Proven Reliability**

- The K24 engine series is widely regarded as one of Honda s most durable naturally aspirated engines. With proper maintenance, many examples easily exceed **200,000 miles** without major issues.

- Fewer reported failures compared to some competitors (e.g., early turbocharged engines or older Ford/Chevrolet V6s).

2. **Strong Performance for the Class**

- **2006-2012 Civic Si (K24A2):** Produces **170-175 hp** and **151-158 lb-ft** of torque, making it quick for its size (especially in a lightweight Civic).

- **2006-2011 USDM Civic Si (K24Z2):** Slightly more aggressive tuning (e.g., wider throttle body, different ECU maps) can yield ** 180 hp** stock, though real-world gains are modest.

- **Aftermarket Potential:** The engine responds well to **intake, exhaust, and mild forced induction (turbo/supercharger)**, making it a favorite for tuners.

3. **Durable Components**

- **Forged internals** (crankshaft, connecting rods) are standard, reducing the risk of catastrophic failure.

- **Hydraulic valve lifters** (no need for frequent adjustments).

- **Oil pump and oil filter housing** are robust, though some early models had minor oil pump reliability issues (fixed in later years).

4. **Fuel Efficiency**

- Stock **2.4L K24** achieves ** 22-25 MPG city / 30-35 MPG highway**, which is efficient for a sporty sedan.

- Even with modifications, fuel economy remains decent compared to turbocharged alternatives.

5. **Tuning Community & Parts Availability**

- One of the most **tuned engines** in Honda s lineup, with extensive support from aftermarket brands (e.g., **HondaTech, JDM Tuning, Apexi, K&N, Borla**).

- **Common mods** (intake, exhaust, ECU flash, turbo kits) are well-documented and affordable.

- **JDM (Japanese Domestic Market) versions** (e.g., **2006-2011 Civic Si JDM**) often have **better stock power** ( 180-190 hp) due to different calibration.

6. **Low-Cost Maintenance**

- **Timing belt** should be replaced every **105,000 miles** (or 7 years, whichever comes first).

- **Spark plugs** last ** 100,000 miles** (iridium).

- **Oil changes** every **5,000-7,500 miles** (synthetic recommended).

- **Common wear items** (water pump, serpentine belt, cabin filter) are inexpensive.

7. **Driving Enjoyment**

- **Precise steering**, **responsive throttle**, and **engaging exhaust note** make it a fun daily driver.

- **Manual transmission (MT) availability** (2006-2010 models) adds to the driving experience.

8. **Resale Value & Market Demand**

- The **Civic Si (especially JDM models)** holds value well due to its popularity in tuning circles.

- **Low mileage examples** (under 80,000 miles) command premium prices.

---

### **Cons**

1. **Oil Pump Issues (Early Models)**

- **2006-2007 K24A2/K24Z2** engines had **oil pump reliability concerns**, particularly in high-performance applications.

- **Symptoms:** Oil pressure drops under load, potential for **rod knock** if ignored.

- **Fix:** Replacing the **oil pump** (or upgrading to a **high-flow aftermarket pump**) is recommended if modifying.

2. **Throttle Body Limitations**

- The **stock throttle body (36mm)** is a bottleneck for serious power gains.

- **Aftermarket upgrades (50mm )** are necessary for **turbo/supercharger builds** or aggressive tuning.

3. **Exhaust Manifold Wear**

- **Cast iron manifolds** can crack or warp over time, especially with **forced induction**.

- **Solution:** Upgrading to **stainless steel headers** is common in tuned applications.

4. **Coolant Leaks (Early Water Pump)**

- Some **2006-2008 models** had **water pump gasket failures**, leading to coolant leaks.

- **Fix:** Replacing the **water pump and thermostat housing gasket** is a simple but necessary maintenance item.

5. **Transmission Issues (Automatic Models)**

- **2011 Civic Si (CVT automatic)** has had **reputation issues** with premature wear.

- **Manual transmission (MT) models** are more reliable but less common in later years.

6. **Limited Stock Power (USDM vs. JDM)**

- **USDM (2006-2011) Civic Si** is **calibrated conservatively** ( 170 hp), while **JDM versions** ( 180-190 hp) are more aggressive.

- If you want **more power out of the box**, a **JDM model** is preferable.

7. **Head Gasket Concerns (Less Common but Possible)**

- While rare, **head gasket failures** can occur due to **overheating or poor maintenance**.

- **Signs:** White smoke from exhaust, coolant in oil, overheating.

8. **Rust Susceptibility (Cold Climates)**

- The **Civic s underbody and wheel wells** can rust in **snowy/rainy regions** if not maintained.

- **Prevention:** Regular undercarriage cleaning and waxing helps.

9. **Limited High-Power Potential Without Mods**

- While the engine **scales well**, **stock power is modest** ( 170-180 hp).

- **Turbocharging** is possible but requires **upgrades (intercooler, fuel system, oil pump)** to avoid reliability issues.

10. **Discontinued Parts Support**

- Since the **Civic Si is no longer in production**, some **original equipment parts (OEM) may become harder to find**.

- **Aftermarket alternatives** (e.g., **Akebono rotors, Borla exhaust**) are widely available.

---

### **Conclusion**

The **Honda 61200-HP1-A40ZA (K24A2/K24Z2)** is an **excellent choice** for buyers seeking a **reliable, fun, and tunable** engine in a compact package. Its **durability, strong aftermarket support, and fuel efficiency** make it ideal for **daily driving, track use, and modifications**.

- **Early oil pump concerns** (especially in turbo builds).

- **Throttle body and manifold limitations** for high-power applications.

- **Maintenance requirements** (timing belt, water pump, coolant system).

If you **prioritize reliability, tuning potential, and driving enjoyment**, this engine is a **strong recommendation**. For **maximum stock power**, a **JDM Civic Si** is preferable over a USDM model.

---

### **Final Recommendation**

You want a **reliable, fun, and tunable** engine.

You plan to **modify it** (intake, exhaust, turbo, or ECU tuning).

You prefer a **manual transmission** (for better driving dynamics).

You re okay with **regular maintenance** (timing belt, oil changes, coolant system checks).

You **don t plan to modify** it and want **maximum stock reliability** (consider a **Honda K20Z3** in a later Civic Si if available).

You **live in a harsh climate** and haven t addressed **rust prevention**.

You **prioritize stock power** over tuning potential (a **JDM Civic Si** is better than a USDM for this).

- **2006-2011 JDM Civic Si (K24Z2)** **More aggressive stock tuning, better aftermarket support.**

Details:

Elevate your riding experience with quality you can rely on. Original manufacturer equipment ensures the perfect fit for your machine, guaranteeing optimal performance and durability. Our OEM parts are your key to maintaining that high standard. Our extensive micro fiche data ensures you can always find the correct part for your ride.

part #: 61200hp1a40za prices

• $44.91-$177.55

specifications atvfendersgo:

• for makes: Honda
• mpn: 61200-hp1-a40za
• type: Oem

returns atvfendersgo:

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

payments atvfendersgo:

• credit card: Discover
• other
• wallet: Apple-pay

offer atvfendersgo:

• quantity: 1
• sold: 0
• started: February 25, 2026
• options: Ship-to-home
• availability: In Stock

general atvfendersgo:

• condition: New
• Body Frame > Body Parts, doors Fenders > Fenders

seller atvfendersgo:

• city: Christiansburg, Virginia
• # reviews: 43096
• rating: 99.8%

shipping atvfendersgo:

• service: FedEx Ground Economy, FedEx Ground / FedEx Home Delivery, Standard
• cost: $0.00
• class: Economy, Standard
• carrier: FedEx
• type: Fixed
• transit: 2-6 Days

Honda 61200-HP1-A40ZA Is Similar To:

• 16963-hn1-000 Honda New Genuine Trx Ex Plastic Petcock Lever Oem Part (30% similar) Up for sale is this genuine honda part as shown only - seen in the above photos. This is in nos unused condition. The majority of items we sale are shipped through USA postal service USPS and or FedEx with delivery confirmation. The actual item is shown. Please feel free to ask any questions about ...(April 6th, 2018)
• 51311-hc5-970 Honda Genuine Parts Guard Stay Oem Nos Atv (32.2% similar) Honda front guard stay. Oem nos new in package. Honda HC5-970 stay a, fr...(April 14th, 2018)
• Genuine Trx300ex 61110-hm3-840za 1993-2000 Honda Front Fender (19.6% similar) May god bless you and your family. On occasion warranty may be handled through the products manufacturer. Com you can search our honda schematics for any year and make. . The employees of...(June 13th, 2014)
• 61150-hn0-670zc Honda Oem Nos Yellow Part Fender Genuine (34.5% similar) Fast shipping us. This was on a new ATV and swapped out when it sold and has been sitting on the shelf ever since easily repaired great price vintage qty. This is a new old stock part honda brand part number HN0 670ZCFENDERTHE fender has a small crack in the front as seen...(December 29th, 2014)
• 61861-hn5-670za Honda Genuine Right Front Fender Mud Guard (31.5% similar) This listing is for a right front fender mud guard...(August 8th, 2018)
• Cover 80125-hn5-670za Honda Fm Fe Nh1 Tm Rear Black Fender Genuine Trx350 (36.5% similar) ...(January 2nd, 2015)
• 80203-950-010 Honda Genuine Original 1982 (38.9% similar) ...(June 20th, 2017)
• 80211-hm7-a00za New Genuine Honda 1996-2004 Foreman (41.5% similar) 9 JV: this is a genuine honda original part, not an aftermarket. Jesus answered and said unto him, verily, I say thee, except a man be born again, he cannot see the kingdom of god. This is 1 new genuine honda toolbox lid...(March 5th, 2017)
• 80211-hm7-a00zd New Genuine Honda 1998-2004 (43.2% similar) New oem honda part,free shipping H2...(September 21st, 2017)
• 80215-hm7-000 Honda New Genuine Rear Fender Owners Manual Box For Atvs (29.7% similar) New genuine honda rear fender owners manual box for TRX400S and TRX450S ATV's. Part number HM7 fits honda ATV model's TRX400FW a an ac TRX450ES TRX450S TRX450FE TRX450FM. This is genuine honda, not aftermarket...(June 17th, 2018)
• 81313ha7670 Honda Genuine Part 81313-ha7-670 (40% similar) Any questions or concerns please let us know. Marketing, listing apps, application. These surplus items are in excellent new quality but the packaging may have some shelf wear...(November 16th, 2017)