High performance and racing Yamaha piston kits are available from CP Pistons for all model years of the YFM Raptor 660 / Rhino 660 four stroke ATV's. Standard bore size and big bore Rhino 660 / 660 Raptor CP Pistons Yamaha ATV kits are all available here. We also have 660 Raptor high compression piston kits. These forged pistons will work with oversize valves as well as high lift camshafts as they include oversize valve reliefs. They incorporate a "X" style forging for greater strength, durability and reduced weight. Along with the full radius dome designs, high performance piston rings and lightweight piston pins, these pistons offer the highest quality and are engineered for maximum power output.
CP Pistons ATV racing pistons are used by top professional riders and teams.
Standard Features included with each Yamaha Raptor 660 Rhino 660 CP Piston Kit: | |
Double forced pin oilers | Fully CNC Machined |
Accumulator groove | Pick lock removal grooves |
Anti detonation grooves | X-style forging |
Light weight pins | Balanced to + or - 1 gram |
2001 - 2006 YFM 660 Raptor Rhino 660
Stock Bore is 100mm (3.937") Stock Stroke is 84mm (3.307") |
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Bore Size | Size | Compression | Installation Notes | Piston/Gasket Kit |
Piston Kit |
Gasket Kit |
Replacement Piston Rings |
100mm std. | 660cc | 11.0-1 | deglaze cylinder | cpk1015 | cp m1015a | cp c7044est | cp RS1610XHH-3937 |
102mm +2mm | 686cc | 11.0-1 | bore and hone | cpk1016a | cp m1016a | cp c7798 | cp RS1008-4010-5 |
102mm +2mm | 686cc | 12.0-1 | bore and hone | cpk1017a | cp m1017a | cp c7798 | cp RS1008-4010-5 |
102mm +2mm | 686cc | 12.5-1 | bore and hone | cpk1018a | cp m1018a | cp c7798 | cp RS1008-4010-5 |
105mm +5mm | 727cc | 12.0-1 | requires sleeve or cylinder | cpk1019 | cp m1019a | cp c7909 | cp RS1000-4130-5 |
Carrillo Yamaha Rhino 660, Raptor 660, YFM 660 Connecting Rod |
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![]() Premium Carrillo Raptor 660 connecting rod provides superior strength for extreme high performance and racing YFM 660 Raptor engines. Designed with legendary Carrillo quality to give you an extremely strong and dependable replacement connecting rod at a reasonable price. Can be used as a stock replacement connecting rod as well as for high performance and racing engines, including big bore engines. |
2001 - 2006 Raptor 660, YFM 660, Rhino 660 Connecting Rod
YA-XTZ>-05374N |
These piston kits fit the following model year YFM 660 Raptor and Rhino 660 engines: 2001 2002 2003 2004 2005 2006 Raptor 660