HONDA 14461-KS7-830 Left Lever Adjuster Exhaust Power Valve

( Manufacturer Part Number: 14461-KS7-830 ), ( Location: Boring Bar, Mailer 1990 Cr250r ), ( Type: Exhaust Power Valve ), ( Machine Type: Off-road Motorcycle ), ( Vintage Part: Yes ), ( Compatible Year: 1991, 1990, 1989, 1988 ), ( Country Of Origin: Japan )

Review HONDA Left Lever Adjuster Exhaust Power Valve Oem fits CR250R 250R CR 250 1990

The **Honda 14461-KS7-830 Left Lever Adjustment Kit** is a precision-engineered component designed specifically for the **1990 Honda CR250R (CR 250, 250R)**, ensuring optimal performance and reliability for the exhaust power valve mechanism. This high-quality part is meticulously crafted to replace the original lever adjuster, which may wear out over time due to repeated use, heat exposure, or mechanical stress, leading to inconsistent throttle response, reduced engine efficiency, or even complete failure. The kit features a durable, heat-resistant construction, typically made from hardened steel or a similar alloy, to withstand the extreme temperatures and forces generated within the exhaust system. Its design incorporates a smooth, low-friction pivot mechanism, allowing for precise adjustments to the power valve s opening and closing angles, which directly influences the bike s power delivery, fuel efficiency, and overall exhaust scavenging. Whether you re restoring a classic CR250R to its original glory or maintaining an older model for reliable off-road performance, this lever adjuster ensures that the exhaust system operates at peak efficiency, minimizing carbon buildup and maximizing airflow. Compatible exclusively with the **1990 model year**, this part is a critical upgrade for riders seeking to preserve the integrity of their engine s exhaust-driven power delivery system, making it an essential component for any serious off-road enthusiast or mechanic working on this iconic Honda model.

### **Pros and Cons of buying a Honda 14461-KS7-830 Left Lever Adjustable Exhaust Power Valve (for 1990 CR250R/CR250/250R)**

1. **Performance Enhancement** The power valve helps optimize exhaust flow, particularly at higher RPMs, which can improve throttle response and mid-range power. This is especially useful for older CR250 models, which may feel sluggish in stock form.

2. **Adjustability** The lever-adjustable design allows riders to fine-tune the valve s opening point, enabling customization for different riding styles (e.g., aggressive vs. relaxed throttle control). This can help match the bike s performance to the rider s preferences or track demands.

3. **Compatibility** This part is specifically designed for the 1990 CR250R/CR250/250R, ensuring a direct fit without modification. It s a direct replacement for the stock power valve, making installation straightforward for those with basic mechanical skills.

4. **Cost-Effective Modification** Compared to full exhaust upgrades or engine swaps, this is a relatively inexpensive way to gain noticeable performance improvements. Prices are typically under $100, making it accessible for budget-conscious riders.

5. **Durability** Honda s reputation for quality parts means this component is likely to be durable if installed and maintained properly. The material and construction should hold up well under normal riding conditions.

6. **Ease of Installation** Since it s a direct replacement, no major modifications to the exhaust system are required. Most riders can install it in under an hour with basic tools, reducing labor costs.

7. **Potential for Tuning Flexibility** If paired with a carburetor adjustment or ECU tweak (if applicable), the power valve can further enhance performance by optimizing air-fuel ratios at different throttle positions.

---

1. **Limited Performance Gain** While noticeable, the improvements are modest compared to a full exhaust system or engine upgrade. Expect better mid-range power and slightly improved top-end response, but no dramatic power increases.

2. **Requires Tuning** Simply installing the power valve may not yield optimal results without adjusting the carburetor (or ECU, if aftermarket). Riders unfamiliar with tuning may need to experiment with jetting or fuel maps, which can be frustrating.

3. **Potential for Overcomplication** The adjustability feature can be a double-edged sword. If not properly calibrated, it might lead to uneven power delivery, rough idle, or even stalling. Beginners may struggle to find the "sweet spot."

4. **Wear on Other Components** If the bike s carburetor or ignition timing isn t optimized for the modified exhaust flow, it could stress the engine slightly, leading to increased wear over time. This risk is mitigated with proper tuning.

5. **Market Variability** Since this is an older part, availability can be inconsistent. Some sellers may offer counterfeit or low-quality replicas, so purchasing from a reputable source (e.g., Honda dealer, trusted aftermarket supplier) is crucial.

6. **Not a Standalone "Game-Changer"** For serious performance gains, this part works best as part of a broader modification package (e.g., with a high-flow exhaust, upgraded carburetor, or clutch/kickstart kit). Alone, it s a niche upgrade.

7. **Potential for Backfiring** Improper adjustment or tuning can cause minor backfiring, which may be annoying during daily riding. This is usually fixable with carburetor tweaks but requires attention to detail.

---

### **Conclusion**

The **Honda 14461-KS7-830 left lever adjustable exhaust power valve** is a worthwhile upgrade for riders looking to refine their 1990 CR250R/CR250/250R s exhaust characteristics without a full system overhaul. It offers **adjustable performance tuning at a low cost**, making it ideal for those who want subtle but noticeable improvements in throttle response and mid-range power. However, it s not a "set-and-forget" part **proper tuning is essential** to avoid issues like rough idling or uneven power delivery.

- Riders who want to **experiment with exhaust tuning** without a major investment.

- Those who enjoy **customizing their bike** and are willing to spend time adjusting and tuning.

- Enthusiasts who prioritize **mid-range power** over top-end speed.

For riders seeking **dramatic performance gains**, a full exhaust system or engine swap would be more effective. But for a **cost-effective, adjustable tweak**, this power valve is a solid choice **if installed and tuned correctly**.

---

### **Recommendation**

- You re comfortable with basic tuning (carburetor adjustments) or have access to a mechanic who can help.

- You want to **improve mid-range power** and throttle response without a full exhaust upgrade.

- You prefer an **adjustable solution** that can be fine-tuned over time.

- You re purchasing from a **trusted seller** to avoid counterfeit parts.

- You re not willing to **spend time tuning** the bike afterward.

- You expect **major power gains** this is a modest modification.

- You lack mechanical experience and aren t comfortable working on the exhaust or carburetor.

- You find the part **hard to source** or suspect it s a low-quality replica.

**Final Verdict:** **Worth it for the right rider.** If you re looking for a **simple, affordable way to tweak your CR250 s exhaust characteristics**, this part delivers **as long as you re prepared to put in the effort to tune it properly**. Pair it with a **high-quality carburetor cleaner or a slight jetting adjustment** for the best results.

Details:

Item: Left Lever Adjuster Exhaust Power Valve. Comes as shown with parts. Open communication. We answer all inquiries.

Needs cleaning.

part #: 14461ks7830 prices

• $26.82-$74.99

specifications cyclevintagee:

• for models: Cr250r, 250r, Cr, 250
• for makes: Honda
• mpn: 14461-ks7-830
• location: Boring Bar, Mailer 1990 Cr250r
• type: Exhaust Power Valve
• machine type: Off-road Motorcycle
• vintage part: Yes
• compatible year: 1991, 1990, 1989, 1988
• country of origin: Japan

seller cyclevintagee:

• city: Spanish Fork, Utah
• rating: 99.9%
• # reviews: 58889

returns cyclevintagee:

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

payments cyclevintagee:

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

general cyclevintagee:

• condition: Used
• Parts Accessories > Motorcycle Scooter Parts Accessories > Other Motorcycle Scooter Parts Accessories

offer cyclevintagee:

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

shipping cyclevintagee:

• class: Standard, Expedited
• cost: $9.35
• carrier: USPS
• service: USPS Ground Advantage, USPS Priority Mail
• transit: 3-8 Days
• type: Calculated

Honda 14461-KS7-830 Is Similar To:

• 00-000-00 Honda Ct Trail Auxiliary Spare Canteen Gas Fuel Tank Oem (31% similar) Honda CT90 CT110 auxiliary canteen gas tank used good condition auxiliary tank bracket strap included gas capsicums as pictured...(August 14th, 2018)
• 000-0000 Honda Motor Company Motorcycle Factory Oem Working Tachometer With Hardware (20.8% similar) The teach was tested and is in good working condition. It measures 75 across the face. On the backside it has in stamped case. This is a factory tachometer from 1970 S honda CB750 motorcycle...(May 30th, 2018)
• 04503-918-010 Honda Carrier Genuine Oem Nos (24.2% similar) This is not a take off part, or reproduction. This honda carrier fits the following model's and components:honda ATV us 90, ATC90K1 ATC90 ATC90K2 ATC90K3. Being offered for offer is a genuine honda nos rare ACT accessory part. This is a rare unused oem vintage part. It is in its original packaging, ...(December 27th, 2018)
• 06110-268-030 Honda Gasket Set Top End Kit Nos Oem (27.3% similar) This is a new nos factory honda CA72 k0 CB72 top end gasket set kit. The original part number is. It is new and in a sealed package...(August 21st, 2018)
• 06111-429-000 Honda Nos Oem Gasket Kit (17.3% similar) Nos oem honda gasket kit b XL500 XR250...(October 4th, 2018)
• 06111-430-305 Honda Genuine Nos Oem (24.2% similar) Complete minus reed block gaskets. Nos oem gaskets set. Free shipping...(January 16th, 2018)
• 06220-hb9-305 Honda Nos Oem Clutch Lifter Part (16.3% similar) Nos oem honda clutch lifter kit...(February 27th, 2018)
• 06430-365-674 Honda Oem Brake Shoe (14.6% similar) New oem honda brake shoe set,free shipping P1...(September 10th, 2017)
• 06435-kz4-j41 Honda Genuine Parts Rear Brake Pads Oem Crf (27.4% similar) It should fit the following model's: FITS:2012 CRF250X2009 CRF250R2008 CRF450R2008 CRF250X2008 CRF250R2007 CRF450R2007 CRF250X2007 CR250R2007 CR125R2006 CRF450R2006 CRF250X2006 CRF250R2006 CR250R2006 CR125R2005 CRF450R2005 CRF250X2005 CRF250R2005 CR250R2005 CR125R2004 CRF450R2004 CRF250X2004 ...(November 4th, 2018)
• 06450-gag-003 Honda Oem Brake Shoes (14.5% similar) Oem nos honda front or rear brake shoes XR75 Z50J part no gag 003...(November 20th, 2017)
• 06451-ge2-405 Honda Oem Piston Seal (14.5% similar) I'm selling this new oem part. Item comes with free domestic shipping. If you don't see something assume it is included, but feel free to ask me before buy. It is a brand new part. What you see in the photos is exactly will get...(October 7th, 2017)