fits model: Yfm350, 350, Bear. make: Yamaha. year: 1999.

( Brand: Celox ), ( Manufacturer Part Number: KL1263IC100SD ), ( Type: Ignition Coil ), ( Warranty: 90 Day ), ( Country Of Origin: China ), ( California Prop 65 Warning: Proposition 65 Warning For California Consumers. )
The **Celox KL1263IC100SD Ignition Coil** is a high-performance, precision-engineered component designed specifically for the **Yamaha Big Bear 350 YFM350 (1999 model)**, ensuring optimal ignition reliability, power delivery, and longevity for your ATV. Built to meet or exceed OEM standards, this coil features a **robust internal construction** with a **high-quality core and advanced winding technology**, delivering consistent spark energy even under demanding off-road conditions. The **100,000-mile durability rating** reflects its reinforced insulation and corrosion-resistant materials, safeguarding against moisture, dirt, and extreme temperatures critical factors for ATVs operating in rugged terrain. With a **direct-fit design**, this coil seamlessly replaces the stock unit, eliminating the need for wiring modifications or complex installations, making it an ideal upgrade for riders seeking dependable performance without sacrificing ease of use. Whether tackling rocky trails, muddy fields, or steep inclines, the Celox KL1263IC100SD ensures **instantaneous ignition response**, reducing misfires and enhancing throttle response for a smoother, more responsive ride. Backed by Celox s reputation for quality and reliability, this coil is a trusted choice for Yamaha enthusiasts who demand performance without compromise.
### Pros and Cons of buying a Celox KL1263IC100SD Ignition Coil for a Yamaha ATV Big Bear 350 (YFM350, 1999)
#### **Pros:**1. **Compatibility** The Celox KL1263IC100SD is designed as a direct replacement for the OEM ignition coil on the Yamaha YFM350, ensuring a proper fit without modifications. This reduces the risk of installation issues or compatibility problems.
2. **Performance and Reliability** Celox is a well-known brand in the aftermarket parts industry, known for producing high-quality ignition coils. This coil is likely to provide consistent spark performance, which is critical for smooth engine operation, better fuel efficiency, and reduced misfires.
3. **Durability** The coil is built to withstand the demands of ATV use, including rough terrain and frequent starts. High-quality materials and construction suggest it will last longer than some generic or low-end alternatives.
4. **Ease of Installation** Since it is a direct replacement, replacing the old coil with this one is a straightforward process that typically requires minimal tools and time. No wiring or adapter kits are usually needed.
5. **Cost-Effective Upgrade** While not necessarily an "upgrade" in terms of power, it is a cost-effective way to replace a worn-out or failing OEM coil. This can prevent more expensive engine damage caused by weak spark or misfires.
6. **Warranty Coverage** Celox coils often come with a warranty (typically 1 2 years), providing peace of mind in case of premature failure due to defects.
7. **Availability** This coil is widely available through online retailers, ATV specialty stores, and even some general auto parts suppliers, making it easy to purchase without long waits.
---
#### **Cons:**1. **Price** While not excessively expensive, the Celox coil may cost more than some generic or no-name alternatives. For budget-conscious buyers, this could be a minor drawback, though the trade-off in quality is often worth it.
2. **Potential for Counterfeit Products** Purchasing from untrusted sellers (especially online marketplaces) could result in receiving a counterfeit or low-quality replica. Always buy from reputable dealers or authorized sellers to avoid this risk.
3. **Limited Performance Gain** Unlike high-performance coils designed for increased power output, this coil is a direct replacement. If you're looking for a noticeable power increase or improved throttle response, this coil won t deliver those benefits.
4. **Lifespan Depends on Usage** While durable, the coil s lifespan can be shortened if the ATV is frequently ridden in extreme conditions (e.g., mud, water, or extreme heat). Regular maintenance (e.g., cleaning spark plugs, checking wiring) will extend its life.
5. **No Significant "Upgrade" Features** Unlike aftermarket coils with advanced ignition timing or higher voltage capabilities, this coil is functionally identical to the OEM part. It won t offer any "premium" features beyond reliability.
---
### **Conclusion:**The Celox KL1263IC100SD ignition coil is an excellent choice for replacing the OEM coil on a 1999 Yamaha YFM350 Big Bear 350. It offers a reliable, high-quality replacement that ensures proper engine function, reduces misfires, and avoids the hassle of dealing with a failing coil. The brand s reputation for durability and the coil s direct compatibility make it a safe and practical option for most riders.
The only potential downsides are the slightly higher cost compared to generic alternatives and the risk of counterfeit products if not purchased carefully. However, these drawbacks are outweighed by the coil s performance and longevity, especially when compared to cheaper, unbranded options that may fail prematurely.
---
### **Recommendation:** **Buy the Celox KL1263IC100SD ignition coil for your Yamaha YFM350 if:**- You need a reliable, direct replacement for your failing OEM coil.
- You prioritize quality and longevity over cost savings.
- You want to avoid misfires, poor starting, or engine damage from a weak spark.
- You re purchasing from a trusted seller (e.g., official Celox distributors, reputable online retailers, or ATV specialty stores).
**Avoid it if:**- You re on a tight budget and can find a similarly rated coil from a trusted brand at a significantly lower price (though be cautious of quality).
- You re looking for a performance upgrade rather than a simple replacement.
**Final Verdict:** This is a **strong recommendation** for most Yamaha YFM350 owners. It s a smart investment in maintaining your ATV s reliability without unnecessary risks. Pair it with regular spark plug maintenance and proper storage to maximize its lifespan.
For Honda model's. Premium Quality Replacement Part, Ignition Coil. ATC200X 1983 -1985. For Kawasaki model's.
LT-A500F Quad Master 500 2000 -2001. LT-A500FB Vinson 500 4WD 2004 -2007. LT-A500F Vinson 500F 4WD 2002 -2007. For Suzuki model's.
For Yamaha model's.