Vertex Top-End Rebuild Kit for 2003 Honda CR125R - 53.94mm - VTK22685C-1 MPN_PWR137-840 ESR431 is a plug-in replacement

ESR431 is a plug-in replacement regulator and comes with high quality connectors and leads for easy installation

5 HP @ 4400 rpm

2007 Ski-Doo Expedition 550F Sport

E-TEC Renegade

2003 Arctic-Cat 250 4x4 Rear

Vertex Top-End Rebuild Kit for 2003 Honda CR125R - 53.94mm - VTK22685C-1 MPN_PWR137-840 ESR431 is a plug-in replacementVertex Top End Piston Rebuild Kit One part number includes everything for a top end rebuild Includes Vertex piston, rings, wrist, pin, circlips, and top end gasket kit Exact fit A, B, or C pistons match your cylinder bore perfectly to maximize power and performance It is recommended that you measure your cylinder before ordering to confirm the bore diameter needed for your application. Vertex Top End Piston Kit provide everything you need for your top