The Best Parts • The Best Performance • The Best Price

Banshee 392cc Athena 68mm mil Big Bore Complete Rebuilt Motor Engine Rebuild Kit

S410485301023, S410485301024, P400485100024, 573M06800, 4111, CBK0044, PD300, 808812, 4001, CBK0039, WPC100, 9768M06800, 13077M06800, 822154, BR8ES, K018, 10-301, B1005, 21.2020, 8101D200, 2GU-11311-00-00, 2GU-11321-00-00,2GU-11181-00-00, 2GU-11631-00-94, 2GU-11610-01-00, 4L0-11633-00-00, 93450-17129-00, 93310-316D6-00,3GG-11351-02-00, B0627020F, B0627018AFM, B0627015F, 99530-10114-00, IR019018AFM, MNB160210225A, 8055681300989, 29L-11400-30-00 29L-11412-00-00 29L-11401-09-00, 29L-11442-10-00, 93306-30571-00, 93310-523D2-00, 90209-22257-00, 29L-11651-00-00, 93306-30549-00 93103-25108-00

🔥 Yamaha Banshee Complete Athena 392cc Big Bore Engine Rebuild Kit 🔥

💪 The Ultimate Cheater Kit – Outrun the Cubs!

Transform your Yamaha Banshee (all years & models) into a 392cc powerhouse with the BPRATV Complete Athena Big Bore Engine Rebuild Kit. This isn’t just another rebuild—it’s the most complete package on the market, loaded with premium components to deliver race-winning performance and legendary reliability. Built to dominate trails, dunes, or drag strips!

⚡ Premium Components Included

This kit goes far beyond standard rebuilds—featuring the industry’s best parts for maximum horsepower, torque, and cooling performance.

Athena 68mm Big Bore Nikasil Cylinders – precision plated for durability.
Pro Design Cool Head – with o-rings, head studs & 22cc domes.
Hot Rods Crankshaft – stock stroke with premium rods.
Wiseco Forged Pistons – includes rings, wristpins & circlips.
SKF Maxload & TZ Bearings – crank + water pump + transmission.
Hi-Flow Billet Water Pump Impeller – better cooling with larger fins.
Titanium Clutch Pusher w/ Ceramic Ball – extreme durability.
NGK Spark Plugs (Pair) + complete gasket & seal kit + dowel pins.

✅ Fitment & Warranty

The BPRATV Athena 392cc Kit is engineered for ALL Yamaha Banshee models & years. Whether stock or modified, this kit integrates seamlessly with your machine for unmatched performance.

Fits ALL Yamaha Banshee 350 models (all years).
Direct bolt-on installation – no machining required.
Includes a 1-Year Warranty* for peace of mind.
Designed for pump or race gas use.
All parts brand new in original packaging.

❓ Frequently Asked Questions (FAQ)

Q: Do I need case or head mods?
No. This is a direct bolt-on kit—no machining required.
Q: What fuel should I run?
You can use pump gas or race gas, thanks to the 22cc domes.
Q: Is everything included to rebuild my motor?
Yes—this is the most complete kit available, with gaskets, seals, bearings, pistons, and more.
Q: Are all parts new?
Absolutely. Every component is brand new with manufacturer warranties.

🌟 Why Buy from BPRATV? The Banshee Experts 🌟

At BPRATV, our promise is unwavering: The Best Parts. The Best Performance. The Best Price. Nobody stocks more Banshee performance parts than BPRATV. From value kits to race-ready Cub & Super Cub builds, we are your #1 source for all things Banshee. Trust our reputation and ride with confidence.

Upgrade your Banshee today with the ultimate Athena 392cc Cheater Kit! 🏁

BPRATV - The Best Parts. The Best Performance. The Best Price.

BRAPPPPPPPPPP!

Photos Are For Example Only Images show product quality, components, and visual reference. Exact parts, brands, finishes, quantities, or packaging may vary by kit. Please read the full product description for exact details before purchasing.

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Professional installation by a qualified technician is recommended for best results.

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Notice Regarding Photos: Product photos used in our listings are for example only to show item quality, components, and visual reference. You will receive the correct quantity, size, and fitment for the specific kit listed. Exact brands, finishes, packaging, or small components may vary when equivalent-quality parts are used. Please read the full product description for exact details before purchasing.

Bearing Notice: In some cases, you may receive sealed bearings. If your application requires an open bearing, the seals can be removed when appropriate for the application.

Emissions & Race Use Only: Some products may be exempt from emission standards and requirements under 40 C.F.R. § 1051.620 and/or applicable California law. Certain parts are sold only for use with EPA-certified, purpose-built, nonroad vehicles used solely for closed-course, nonroad competition/racing. Installation may void the vehicle manufacturer's warranty and/or may be illegal in some locations. Buyer is responsible for confirming legal use in their application and location.

Warranty & Liability: Due to the nature of high-performance and racing applications, components may be sold without express or implied warranty of merchantability or fitness for a specific purpose except where specifically stated. BPRATV LLC shall not be liable for special, incidental, or consequential damages including loss of property, equipment, profits, or revenue resulting from sale, installation, or use of these parts. High-performance parts are not DIY items; work should be performed by a qualified, experienced mechanic.

Returns: Returns are accepted within 30 days for eligible items that are 100% complete, brand new, unused, uninstalled, and in original packaging. Items that have been installed, prepped, lubricated, sealed, modified, or used are not eligible. For warranty consideration, parts must be sent back for physical inspection. We do not warranty based on photos, emails, or third-party assessments.

Specialty Warranties: Certain specialty items, such as Cub cylinders or titanium fasteners, may have separate warranty terms. Any warranty does not cover improper tuning, installation, maintenance, or misuse.

Interchangeable Parts: Some kits may include interchangeable components or equivalent-quality substitutions to prevent backorder delays. Prices, included items, and listings are subject to change without notice.

Customer Satisfaction: If you experience any issue with your order, please contact us through eBay Messages before leaving feedback. Our team is committed to resolving any concerns quickly and professionally.