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Due to Thanksgiving and the holiday rush, our current handling time is approximately 4–5 business days. We sincerely appreciate your patience and understanding. We truly appreciate your business and are thankful for another great year serving our customers. If you have any questions or concerns, please contact us—our team is working as hard as possible to ship all orders promptly.
Due to Thanksgiving and the holiday rush, our current handling time is approximately 4–5 business days. We sincerely appreciate your patience and understanding. We truly appreciate your business and are thankful for another great year serving our customers. If you have any questions or concerns, please contact us—our team is working as hard as possible to ship all orders promptly.

Honda TRX450R

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04 05 TRX450R TRX 450R Hi Comp 14:1 OEM Stock Wiseco Race Gas Piston Kit Gaskets

Wiseco

Honda TRX450R OEM, M2035, 13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13011-HP1-305, CPN2-3701, W827-2000-15CP1C, 827x063 SWL 🔥 Wiseco 14:1 High ...

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$604.99
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$589.99
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TRX450 450 Foreman 92mm Big Bore Kit Cylinder Wiseco Piston Top End Rebuild 470c

Wiseco

Upgrade your Honda TRX450 Foreman with a 92mm 470cc big bore kit featuring a forged Wiseco piston, precision-honed cylinder, and Cometic gaskets. F...

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$299.99
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04 05 TRX450R 97mm Hi Comp Race Gas Big Bore Piston Gaskets Wiseco Racers Choice

Wiseco

130790M09700,M2055,M1112,C7201,C7201-EST,13101-HP1-670,13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13011-HP1-305,CPN2-3819 C3044 / C7201,H2129027S...

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$272.16
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$199.94
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$199.94

06+ Honda TRX450R TRX 450R 96mm Stock Bore 12:1 Wiseco Piston Kit Top End Gasket

Wiseco

4899M09600, M2036, M2136, 247613, M2037, C3139, 12191-HP1-601, 13111-MEN-730, 13112-MAT-000, 13011-HP1-306, 13101-HP1-600, 12251-MEY-671, 12209-KL4...

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$352.92
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$258.98
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$258.98

Honda TRX450R TRX 450R TRX450ER Wiseco Forged Clutch Basket BPRATV HD Clutch Kit

Wiseco

Complete clutch upgrade for Honda TRX450R / TRX450ER. Includes Wiseco forged clutch basket BPRATV heavy duty steels, fibers & springs. Stronger...

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$349.99
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$349.99

04-05 TRX450R TRX 450R Wiseco RACE Piston 14:1 Cometic Gasket Titanium Stud Kit!

Wiseco

40237M09400, 4848M9400, 4849M09400, C7877, C7877-EST, 261547 M2017, M2021, M2025, M2035, CPN2-3701, 13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13...

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Honda TRX450R 94mm Wiseco 14:1 Cometic Titanium Studs Top End Rebuild Kit '04-05

Wiseco

40237M09400, 4848M9400, 4849M09400, C7877, C7877-EST, 261547 M2017, M2021, M2025, M2035, CPN2-3701, 13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13...

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New Wiseco 94mm 14:1 RACE Piston Cometic Gasket Titanium Studs TRX450R 2004-2005

Wiseco

40237M09400, 4848M9400, 4849M09400, C7877, C7877-EST, 261547 M2017, M2021, M2025, M2035, CPN2-3701, 13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13...

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04-05 Honda TRX450R 94mm Wiseco 14:1 Hi Comp Piston Kit Cometic Gaskets Ti Studs

Wiseco

40237M09400, 4848M9400, 4849M09400, C7877, C7877-EST, 261547 M2017, M2021, M2025, M2035, CPN2-3701, 13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13...

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Honda TRX450R 04 05 Wiseco 94mm 14:1 Piston Titanium Stud Kit Cometic Gasket Set

Wiseco

40237M09400, 4848M9400, 4849M09400, C7877, C7877-EST, 261547 M2017, M2021, M2025, M2035, CPN2-3701, 13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13...

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2004 2005 TRX450R Wiseco 94mm Hi Compression 14:1 Piston Ti Stud Kit Cometic MLS

Wiseco

40237M09400, 4848M9400, 4849M09400, C7877, C7877-EST, 261547 M2017, M2021, M2025, M2035, CPN2-3701, 13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13...

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04 05 TRX450R Wiseco Race Coated Piston Hi-Comp 14:1 TITANIUM Head Studs Cometic

Wiseco

40237M09400, 4848M9400, 4849M09400, C7877, C7877-EST, 261547 M2017, M2021, M2025, M2035, CPN2-3701, 13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13...

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$813.05
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$813.05
$628.88
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$628.88

Honda TRX450R 04 05 Wiseco 97 Piston Big Bore Cylinder Works Cometic Gasket Kit

Wiseco

11003-K01, 11003, 11003-1 / M2055-P / C7201,M1112,C7201-EST,13.5101-HP1-670,13.50790M09700,M2055,M1112,C7201,C7201-EST,13.5101-HP1-670,13.5101-HP1-...

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Honda TRX450R 04-05 Cylinder Works 97mm +3mm Wiseco Big Bore Top End Rebuild Kit

Wiseco

11003-K01, 11003, 11003-1 / M2055-P / C7201,M1112,C7201-EST,13.5101-HP1-670,13.50790M09700,M2055,M1112,C7201,C7201-EST,13.5101-HP1-670,13.5101-HP1-...

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$628.88
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$628.88

04-05 Honda TRX450R 97mm +3 Wiseco Pump Gas Piston Big Bore Top End Cylinder Kit

Wiseco

11003-K01, 11003, 11003-1 / M2055-P / C7201,M1112,C7201-EST,13.5101-HP1-670,13.50790M09700,M2055,M1112,C7201,C7201-EST,13.5101-HP1-670,13.5101-HP1-...

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04 05 TRX450R TRX 450R 97mm Wiseco Piston Kit 479c Big Bore Top End Cylinder Kit

Wiseco

11003-K01, 11003, 11003-1 / M2055-P / C7201,M1112,C7201-EST,13.5101-HP1-670,13.50790M09700,M2055,M1112,C7201,C7201-EST,13.5101-HP1-670,13.5101-HP1-...

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$199.99
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$168.89
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$168.89

2004 2005 TRX450R TRX 450R 97mm Big Bore Piston Wiseco 97 Bore 11.5:1 479cc +3mm

Wiseco

130790M09700,M2055,M1112,C7201,C7201-EST,13101-HP1-670,13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13011-HP1-305,CPN2-3819 C3044 / C7201,H2129027S...

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$219.99
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$197.97
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$197.97

04 05 TRX 450R TRX450R 97mm Pump Gas Piston Wiseco +3 11.5:1 Big Bore Gasket Kit

Wiseco

130790M09700,M2055,M1112,C7201,C7201-EST,13101-HP1-670,13101-HP1-670, 13111-HP1-670, 13112-HP1-670, 13011-HP1-305,CPN2-3819 C3044 / C7201,H2129027S...

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$905.70
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$905.70
$659.69
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$659.69

06+ Honda TRX450R TRX 450ER 96mm WISECO ELITE RACING PISTON Top End Rebuild Kit

Wiseco

RE817M09600,10005,10005-K01,C3139,MX2045,30-33950,30-33850,C3156,CC002,EC210-016,HC92RH2015112,31.1403,H2460027S,H2458027S,M1037,M2037,274190,27418...

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06+ TRX450R 96mm RACING Top End Rebuild Kit 14:1 Wiseco Piston Cylinder Cometic

Wiseco

RE817M09600,10005,10005-K01,C3139,MX2045,30-33950,30-33850,C3156,CC002,EC210-016,HC92RH2015112,31.1403,H2460027S,H2458027S,M1037,M2037,274190,27418...

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$272.16
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$272.16
$199.94
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$199.94

06+ Honda TRX450R TRX 450R 96mm Stock Bore 12:1 Wiseco Pump Gas Piston Gaskets

Wiseco

4899M09600, M2036, M2136, 247613, M2037, C3139, 12191-HP1-601, 13111-MEN-730, 13112-MAT-000, 13011-HP1-306, 13101-HP1-600, 12251-MEY-671, 12209-KL4...

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$318.87
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$318.87
$219.99
$219.99 - $219.99
$219.99

Honda 2004 2005 TRX450R Wiseco Piston Hi Comp Pump Gas Stock Bore Gaskets Kit

Wiseco

4848M09400, C7877, 13101-HP1-670 13011-HP1-305, 12251-HP1-671 12251-HP1-671, M2021, 13101-HP1-670, C7877, 191070001810, 13011-HP1-305 12251-HP1-671...

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$219.99
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$269.95
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$269.95
$242.99
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$242.99

Honda TRX450R TRX 450R TRX450ER Wiseco Heavy Duty Forged Clutch Basket & O-Ring

Wiseco

Upgrade your Honda TRX450R / TRX450ER with a Wiseco Race Forged Clutch Basket and O-Ring. Superior strength, reduced heat, lifetime warranty, perfe...

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$242.99
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$469.99
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$359.98
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$359.98

06+ Honda TRX450R ER Wiseco Racer Elite RACE Piston Cometic Gasket RE817M09600

Wiseco

Wiseco 4 Stroke Racer Elite Piston Kit, 96.00 mm Bore, 14:1 CR with Cometic Top End Gasket KitThe Wiseco team has remained at the forefront of powe...

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