Home / Honda / TRX250R / Engine / Stud kit for E2B, Puma and Sphinx cylinders Stud kit for E2B, Puma and Sphinx cylinders$25.95 Stud kit for E2B, Puma and Sphinx cylinders quantity Add to cart Categories: Engine, Honda, TRX250R Description Description Stud kit for E2B, Puma and Sphinx cylinders You may also like… ATC250REngine TRX/ATC250R Billet Case Kit Related products EngineHonda TRX250R Seal Kit Seal kit EngineHonda CR500 Main Bearing CR500 8 ball main bearing. HondaTransmission & Clutch TRX250R Steel Clutch Plates Individual Plates sold individually. EngineHonda TRX250R Water Pump Mechanical Seal Water pump mechanical seal.