5KM-11310-00-00, 3YF-11310-01-00, 3YF-11310-00-00, 4080,CBK0116 ,WPC149,4737M10000,4966M1000, M1015,C7798,4811M10200,4966M10200,5KM-11310-00-00,80-82600,80-82600,YF-11181-00-00,810852,191070043070,3YF-11351-00-00,3YF-11181-00-00,2C6-11603-00-00,93450-24028-00,3YF-11631-00-X0,3YF-11633-01-00,90201-102G9-00,90105-10649-00,90105-09648-00,C7798-EST,DPR-8EA90-00-00,3YF-11310-01-00,261528,261527,272149,M1016B,8507D200
Ultimate Rhino Grizzly 660 Rebuild Kit – Complete Engine Assembly for All Yamaha Models and Years
Revitalize your Yamaha Rhino or Grizzly 660 with the Ultimate Rhino Grizzly 660 Rebuild Kit—crafted for unmatched performance and durability. This complete motor rebuild assembly kit includes everything you need to restore your engine to peak condition and beyond. Designed to fit ALL Yamaha Rhino and Grizzly 660 models and years, it delivers precision engineering, enhanced durability, and high-octane performance to conquer any trail or terrain.
This all-in-one kit includes:
100m Stock Bore Aftermarket Cylinder
Wiseco, Wossner, CP Carrillo, or JE Forged High-Compression Pump-Gas Piston Kit* (engineered for extreme power and reliability)
Nitrite Coated Piston Rings for reduced wear and longer lifespan
Wristpin and Durable Circlips
Hot Rods or Wiseco Crankshaft with Rod Assembled
Complete Multi-Layer Steel (MLS) Head Gasket and Gasket Kit*
Oil Seal Kit and Water Pump Mechanical Seal
Premium Timing Chain and Oil Pump Chain
Heavy-Duty Aftermarket Oil Pump & Water Pump
High-Performance Bearing Kits (Crank, Balancer, Transmission, Clutch, Shift Cam, and Water Pump)
Advanced Head Stud Kit for improved cylinder head stability
Whether you’re an off-road enthusiast, a professional mechanic, or a DIYer, this rebuild kit includes everything needed for a hassle-free engine overhaul. Its premium-grade components are tailored to boost horsepower, improve efficiency, and exceed OEM standards.
Leave the guesswork behind—transform your Yamaha Rhino or Grizzly 660 today with the kit trusted by enthusiasts for reliability and performance. Get back to dominating the trails with confidence and power on your side.
Why Choose This Kit?
✓ Perfect Fit for ALL Yamaha Rhino & Grizzly 660 Models and Years
✓ Built for Maximum Durability and Longevity
✓ Designed for Peak Engine Performance and Off-Road Power
✓ Premium Materials to Outlast OEM Parts
Tackle any adventure with a rebuilt engine that’s stronger and faster. Don’t wait—rediscover your Yamaha’s full potential today!
Related parts, upgrades, and performance accessories frequently purchased by riders like you.
Professional installation by a qualified technician is recommended for best results.
If you have questions about this item or your order, our customer support team is always happy to help.
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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.
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