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Item #:
13983412
Yamaha Banshee Athena 400cc 68 Big Bore Cylinders Pistons Top Rebuild Head Domes
Item #:
13983412
NZD 2355
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What Stands Out
Increased Power
The Yamaha Banshee Athena 400cc big bore cylinders and pistons significantly enhance engine performance, delivering more horsepower and torque for an exhilarating riding experience.
Complete Rebuild Kit
This top rebuild kit includes all necessary components, ensuring a comprehensive engine refresh that promotes longevity and reliability for enthusiasts and serious riders.
Precision Engineering
Crafted with high-quality materials, these head domes are designed for optimal fit and durability, ensuring optimal performance and minimized wear under extreme conditions.
Product Details
| Items Included | Cylinder Barrel, Gasket Set, Piston Rings, Pistons, Wrist Pins, cylinder head, domes |
| Manufacturer Part Number | P400485100024 |
| Superseded Part Number | 2GU-11631-00-94, 2GU-11321-00-00, 2GU-11311-00-00 |
| Vintage Part | No |
| California Prop 65 Warning | yes |
| Engine Type | 2-Stroke |
| Brand | Athena / AZ Quad Parts |
| Type | Engine Rebuild Kit |
| Interchange Part Number | 2GU-11631-00-94, 2GU-11321-00-00, 2GU-11311-00-00 |
| Manufacturer Warranty | 1 Year |
| OE/OEM Part Number | 2GU-11631-00-94, 2GU-11321-00-00, 2GU-11311-00-00 |
| Features | Corrosion-Resistant, Durable, Sealed |
| Country of Origin | Italy |
| Performance Part | Yes |
| UPC | Does not apply |
| Item Weight | 15 lbs (6.8 kg) |
Who Should Buy?
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Performance Enthusiasts
Ideal for riders looking to enhance engine performance and achieve greater power in their Yamaha Banshee.
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Recreational Riders
Perfect for casual riders seeking reliability and improved performance on off-road trails and tracks.
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Engine Rebuilders
Great for mechanics or hobbyists wanting to rebuild an engine with high-quality aftermarket components for durability.
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Casual Users
Not suitable for users who don't require enhanced performance or plan to use the ATV for simple tasks.
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Budget-Conscious Buyers
The premium nature of these components may deter those looking for lower-cost, basic performance options.
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Novice Riders
Inexperienced riders may find high-performance parts overwhelming and should consider stock components instead.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Will this kit fit my 2003 Yamaha Banshee?
Answer: Yes, it is specifically designed for Yamaha Banshee YFZ 350 models from 1987 to 2006. -
Question:
What does the kit include?
Answer: The kit includes Athena 68mm Nikasil cylinders, pistons, complete gasket set, and more. -
Question:
Is this kit suitable for a stroker crank setup?
Answer: No, this kit is not compatible with stroker crank setups. Please check our listings for appropriate kits.
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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NZD 2355
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Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
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Features & Benefits
- Complete Athena 68mm 400cc Top End Rebuild Kit.
- Designed specifically for Yamaha Banshee YFZ 350, years 1987-2006.
- Includes high-quality Nikasil cylinders and pistons.
- Comes with a complete top end gasket set and head O-ring kit.
- Ready to enhance your vehicle's performance significantly.
- Not compatible with stroker crank; check our other listings for alternatives.