Yamaha Raptor 660 OEM Stock Bore 100mm CP Carrillo Piston Cometic Gasket Top Kit
Upgrade your Yamaha Raptor 660 or Rhino 660 with a CP Carrillo 11:1 forged 100mm piston kit and Cometic MLS top end gasket kit made in the USA.
2002-2005 Yamaha Raptor 660 & 2004-2007 Rhino 660 CP Carrillo 11:1 100mm Piston & Cometic Top End Gasket Kit
📖 Product Description
Restore or rebuild your Yamaha 660 engine with this premium CP Carrillo 11:1 Standard Bore Piston Kit and Cometic MLS Top End Gasket Kit. Designed for OEM standard bore engines, this package combines race-proven CP Carrillo forged piston technology with Cometic's industry-leading MLS sealing performance for outstanding durability, reliability, and power.
Whether you're refreshing a stock engine or building a dependable high-performance motor, this complete top end package provides the premium components needed for a long-lasting rebuild. Every major component is proudly Made in the USA for unmatched quality and precision.
🔥 Key Features & Benefits
- CP Carrillo Forged 11:1 Compression Piston Kit (Part #M1015A).
- OEM Standard Bore 100mm direct replacement design.
- Forged piston construction delivers exceptional strength and durability.
- Cometic Top End Gasket Kit (Part #C7044) engineered for superior sealing.
- .030" MLS Cylinder Head Gasket with 100mm bore for reliable combustion sealing.
- Perfect for stock rebuilds, trail machines, racing applications, and performance engine builds.
- All components proudly Made in the USA.
📦 Product Contents
- 1 × CP Carrillo Forged 11:1 100mm Standard Bore Piston Kit (Part #M1015A)
- Piston, piston rings, wrist pin, and circlips
- 1 × Cometic Complete Top End Gasket Kit (Part #C7044)
- MLS Cylinder Head Gasket (.030" Thickness, 100mm Bore)
✅ Compatibility
Designed for OEM standard bore Yamaha 660 engines.
- Yamaha YFM660R Raptor 660 (2002-2005)
- Yamaha YXR660F Rhino 660 (2004-2007)
- Replaces Yamaha OEM Part Numbers: 3YF-11631-00-X0, 3YF-11638-00-00, 3YF-11636-00-00, 2C6-11638-00-00, 2C6-11636-00-00, 2C6-11631-00-X0, 5KM-11351-00-00, 3YF-11351-00-00, 3YF-11181-00-00
❓ Frequently Asked Questions
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Q: Is this for a standard bore engine?
A: Yes. This kit is designed for the OEM 100mm standard bore Yamaha 660 engine.
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Q: What compression ratio does the piston have?
A: The CP Carrillo forged piston features an 11:1 compression ratio.
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Q: What type of head gasket is included?
A: The kit includes a Cometic MLS (.030") cylinder head gasket with a 100mm bore for superior sealing performance.
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Q: Are these genuine USA-made components?
A: Yes. Both the CP Carrillo piston kit and Cometic gasket kit are proudly manufactured in the USA.
🌟 Why Buy from BPRATV
At BPRATV, our promise is unwavering: The Best Parts. The Best Performance. The Best Price. We specialize in high-performance powersports components trusted by riders and builders who demand reliability and results. Every part is carefully selected for precision, durability, and real-world performance. Trust BPRATV to keep your Yamaha Raptor 660 or Rhino 660 running at its best, every single time.
Rebuild your Yamaha 660 engine with premium CP Carrillo and Cometic components—order today!
BPRATV - The Best Parts. The Best Performance. The Best Price.
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© BPRATV LLC
Due to the nature of high performance and racing applications, BPRATV LLC components are sold without express warranty or any implied warranty of merchantability or fitness for a specific purpose. BPRATV LLC shall not, under any circumstances, be liable for any specific, incidental or consequential damages, including, but not limited to, damage, or loss of property or equipment, loss of profits or revenue(s), cost of purchased or replacement goods, or claims of customers of the purpose, which may arise and/or shall result from sale, installation or use of these parts. Installation of these parts may void vehicle manufacturers warranty coverage and/or may cause the vehicle to be illegal in some locations.
This product is exempt from the emission standards and related requirements of 40 C.F.R. §1051 as provided by 40 C.F.R. §1051.620, and California law. This product is sold only for use in connection with EPA-certified, purpose-built, nonroad vehicles used solely for closed-course, nonroad competition/racing.
