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15-25 Yamaha Raptor 700 102mm Stock Standard Bore 11:1 CP Piston Cometic Gaskets

Grab the Power of a Raptor with This High Performance Engine Upgrade!

Bump up compression ratio to 11:1 for more torque and horsepower
Oversized 102mm CP piston kit optimizes performance
Complete top end gasket set by Cometic ensures a reliable seal
Fits all Yamaha Raptor 700 models 2015-2025

Take your Raptor 700 to the next level with this complete 102mm big bore kit. The oversized piston bumps the compression ratio to 11:1 for drastically improved torque and horsepower across the entire RPM range. The CP piston kit includes the piston, rings, pin and clips for a fresh build. Combine it with Cometic's top end gasket set to ensure a perfect seal and you've got an engine ready to rip. Whether you ride trails, dunes, or tracks, this bolt-on kit wakes up your Raptor for neck-snapping acceleration. Stop leaving power on the table and upgrade today!

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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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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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