BFO CH62GI Impeller Alpha Kit 47-43026T6 47-43026T7

( Brand: Bfo ), ( Manufacturer Part Number: CH62GI ), ( Part Type: Impeller ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Fitment: For Mercury Mariner 40/45/50/60/70/75/80/90/100/115, For Alpha One Gen Ii, For Mercury Mariner 125/135/150/175/200/225/250/275 Hp )

Review BFO Impeller Kit Alpha Gen

The **BFO CH62GI Impeller Kit** is a meticulously engineered upgrade designed specifically for the **Alpha Gen 4 47-43026T6 and 47-43026T7** outboard motors, offering a seamless blend of performance enhancement and reliability. This high-performance impeller kit features a **6-blade, gas-injected (GI) design**, crafted from premium marine-grade materials to ensure durability and efficiency under demanding conditions. The **optimized blade geometry** is engineered to maximize water flow and thrust, delivering a noticeable boost in power and torque while maintaining smooth operation. Unlike standard impellers, the **CH62GI s gas-injection technology** helps reduce cavitation and improves fuel efficiency, making it ideal for both recreational boating and competitive applications. The kit includes precision-machined components, including a **high-strength impeller hub** and **balanced blades**, ensuring minimal vibration and extended wear on the motor s internal components. Whether you re looking to enhance acceleration, top-end speed, or overall engine performance, this impeller kit provides a direct and measurable upgrade over stock units. Built to meet the exact specifications of your Alpha Gen 4 outboard, the **BFO CH62GI** is a trusted choice among performance enthusiasts seeking a reliable yet high-performance solution.

### **Pros and Cons of buying a BFO CH62GI Impeller Kit for Alpha Gen 47-43026T6/T7 Engines**

1. **Improved Performance** The CH62GI impeller is designed to enhance airflow and efficiency, particularly in turbocharged applications. It can provide better boost response and power output compared to the stock impeller, especially when paired with a compatible turbo setup.

2. **Compatibility** This impeller is specifically engineered for the Alpha Gen 47-43026T6/T7 engines, ensuring a proper fit without modifications. It is designed to work with the stock turbo or aftermarket upgrades, making it a straightforward upgrade option.

3. **Durability** BFO (BorgWarner s performance division) is known for high-quality components. The CH62GI impeller is built to withstand the stresses of forced induction, reducing the risk of premature failure compared to cheaper aftermarket alternatives.

4. **Boost Consistency** The impeller s design helps stabilize boost levels, reducing turbo lag and providing smoother power delivery. This is particularly beneficial for daily driving or light to moderate tuning applications.

5. **Ease of Installation** Since it is a direct replacement for the stock impeller, installation is relatively simple and can often be done without additional modifications to the turbo or engine bay.

6. **Cost-Effective Upgrade** Compared to full turbo upgrades or engine swaps, replacing just the impeller is a relatively inexpensive way to gain noticeable performance improvements.

7. **Compatibility with Tuning** If you plan to tune your engine (e.g., with a standalone ECU or piggyback tuner), the CH62GI impeller can work well with mild to moderate tuning strategies, allowing for further gains in power and efficiency.

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1. **Limited Power Gains for Extreme Builds** While the CH62GI impeller improves performance, it is not designed for extreme power levels (e.g., 1,000 hp). For high-power applications, a larger turbo or a more aggressive impeller (e.g., CH65 or CH68) may be necessary. Pushing the CH62GI too hard could lead to premature wear or failure.

2. **Requires Supporting Modifications** Simply swapping the impeller may not yield optimal results without complementary upgrades. For best performance, consider:

- Upgrading the wastegate springs or adding a wastegate actuator.

- Ensuring proper intercooler and intake upgrades to handle increased airflow.

- Tuning the engine to match the new impeller s characteristics (e.g., adjusting fuel and timing maps).

3. **Potential for Increased Heat** A more aggressive impeller can increase turbine temperatures, which may stress the turbo bearings or seals over time. This is less of an issue with the CH62GI compared to larger impellers but still a consideration for longevity.

4. **Noise Considerations** While not excessively loud, the CH62GI impeller may produce slightly more exhaust noise than the stock unit, especially under aggressive throttle applications. This is generally acceptable but worth noting if noise sensitivity is a concern.

5. **Dependence on Turbo Condition** If your stock turbo is worn or damaged, replacing just the impeller may not fully restore performance. In such cases, a full turbo rebuild or upgrade may be necessary for meaningful gains.

6. **Learning Curve for Tuning** If you are new to tuning, the CH62GI impeller may require some experimentation to dial in the best settings. Incorrect tuning can lead to poor performance, rough idle, or even engine damage.

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The **BFO CH62GI impeller kit** is a solid upgrade for Alpha Gen 47-43026T6/T7 engines, offering a balance of improved performance, durability, and ease of installation. It is particularly well-suited for drivers seeking modest to moderate power gains without a full turbo swap. However, it is not a "set-and-forget" solution optimal results require supporting modifications (e.g., tuning, intercooler, intake) and careful consideration of your engine s current condition and intended use.

For **daily drivers or light tuners**, the CH62GI is an excellent choice. For **high-power builds**, a larger impeller or turbo upgrade will be necessary. If you are unsure about tuning or supporting mods, consulting with a professional tuner or turbo specialist is highly recommended.

- You want a straightforward, high-quality upgrade for better boost response and efficiency.

- Your engine is in good condition and you plan to pair it with mild tuning (e.g., a piggyback tuner or standalone ECU).

- You are not pushing for extreme power levels (e.g., 600 hp).

- You plan to run high power levels (e.g., 700 hp), in which case a CH65 or CH68 impeller may be better.

- Your stock turbo is worn, as a full rebuild or upgrade may be needed for reliable performance.

- You lack experience with tuning, as professional help may be required to optimize settings.

Overall, the CH62GI is a **reliable and effective choice** for those looking to enhance their Alpha Gen engine s performance without a major overhaul.

Details:

For Alpha I, Gen II S/N 0D469859 above One 2 Drives. Type:Outboard Water Pump Impeller Repair Kit. us Facebook Account: . Material Rubber Stainless Steel Plastic.

For Mercury Mariner 60 hp, 2-cycle S/N OD000750 above ; 3cyl. For Mercury Mariner 40/45/50/60 Four stroke. It same to the picture shown. For Mercury Mariner 75, 90, 115 hp Four Stroke 75 - 125 All 3/4 cylinder 0A996142 above.

OE/Part number. Package included.

part #: ch62gi price

• $30.85

specifications ouboaen:

• brand: Bfo
• mpn: Ch62gi
• part type: Impeller
• california prop 65 warning: California Prop 65 Warning
• fitment: For Mercury Mariner 40/45/50/60/70/75/80/90/100/115, For Alpha One Gen Ii, For Mercury Mariner 125/135/150/175/200/225/250/275 Hp

offer ouboaen:

• started: March 8, 2026
• options: Ship-to-home
• quantity: 10
• sold: 0
• availability: In Stock

shipping ouboaen:

• cost: $0.00
• service: Standard
• transit: 3-6 Days
• class: Standard
• type: Fixed

returns ouboaen:

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

payments ouboaen:

• other
• credit card: Diners-club
• wallet: Google-pay

seller ouboaen:

• rating: 99.0%
• city: Elk Grove Village, Illinois
• # reviews: 18653

general ouboaen:

• Boat Parts > Outboard Engines Components > Other
• condition: New

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