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| Honda XR250R... |
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| A great trail bike, or for lighter riders, the XR250R is still going strong. We can help you make yours scream, yet maintain reliability |
| For any of our articles on how-to/installation, click here for our XR250R tech pages |
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Thumper Racing 280cc Big Bore Kit |
Years: 86-95 |
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| P/N KEXR3 |
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| $276 |
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Thumper Racing 280cc Big Bore Kit with kit installed in your cylinder |
Years: 86-95 |
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| P/N KEXR3A |
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| $325 |
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Thumper Racing 280cc Big Bore Kit with kit installed in your motor |
Years: 86-95 |
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| P/N KEXR3B |
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| $500 |
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Thumper Racing 280cc Big Bore Kit |
Years: 96-04 |
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| P/N KEXR13 |
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| $280 |
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Thumper Racing 280cc Big Bore Kit with kit installed in your cylinder |
Years: 96-04 |
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| P/N KEXR13A |
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| $329 |
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Thumper Racing 280cc Big Bore Kit with kit installed in your motor |
Years: 96-04 |
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| P/N KEXR13B |
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| $504 |
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Piston Kit for the 280 Big Bore |
Years: 86-04 |
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| P/N PKXR2 |
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| $135 |
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Gasket Kit for the 280 Big Bore |
Years: 86-04 |
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| P/N GAXRS280 |
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| $40 |
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Sleeve for 300 Big Bore kit |
Years: 86-04 |
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| P/N PKXR22C |
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| $89 |
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Thumper Racing 300cc Big Bore Kit |
Years: 86-95 |
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| P/N KEXR8 |
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| $434 |
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Thumper Racing 300cc Big Bore Kit with sleeve installed in your cylinder and cases bored |
Years: 86-95 |
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| P/N KEXR8A |
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| $634 |
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Thumper Racing 300cc Big Bore Kit with the kit installed in your motor |
Years: 86-95 |
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| P/N KEXR8B |
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| $934 |
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Thumper Racing 300cc Big Bore Kit |
Years: 96-04 |
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| P/N KEXR12 |
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| $438 |
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Thumper Racing 300cc Big Bore Kit with sleeve installed in your cylinder and cases bored |
Years: 96-04 |
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| P/N KEXR12A |
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| $638 |
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Thumper Racing 300cc Big Bore Kit with the kit installed in your motor |
Years: 96-04 |
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| P/N KEXR12B |
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| $938 |
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Piston Kit for the 300 Big Bore |
Years: 86-04 |
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| P/N PKXR22 |
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| $175 |
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Gasket Kit for the 300 Big Bore |
Years: 86-04 |
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| P/N GAXRS300 |
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| $50 |
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Cylinder Head Porting |
Years: 86-04 |
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| P/N LACHP4V |
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| $350 |
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