Crankshaft Parts

Compatible with GT5A (66cc), GT5B(69cc) Please select the correct engine type in the drop-down *You cannot install a GT5B rebuild in a GT5A 66cc e...

Compatible with GT5, GT5AComplete 66cc piston ring kit (Set of two rings) for your 66cc motorized bicycle engine kit. This is a direct OEM replacem...

Compatible with GT5A, GT5B only Complete replacement piston and piston rings for your GT5 66cc/69cc motorized bicycle engine kit. This is a direct ...

Compatible with GT5A, GT5B This is a complete replacement for every nut and bolt for the GT5A engine. It includes every screw nut bolt and washer i...

Compatible with GT5, GT5A, GT2A, GT2B Replacement 202 seal loop for your motorized bicycle engine kit. Wide for 6202 bearings. This is a direct OEM...

Compatible with GT5, GT5A, GT2A, GT2B Connects piston to rod. Available for 66cc and 48cc. 12.3mm long This is a direct OEM replacement and will fi...

Compatible with GT5, GT5A, GT2A, GT2BReplacement Crank Shaft Half Moon Key. This is a direct OEM replacement and will fit either a 48cc or 66cc mot...

Compatible with GT5, GT5A, GT2A, GT2B Small drive gear that turns large gear.This is a direct OEM replacement and will fit either a 48cc or 66cc m...

Compatible with GT5, GT5A, GT2A, GT2BReplacement Gear Case Gasket (or Gear Case spacer) for your motorized bicycle engine kit. This is a direct OEM...

Compatible with GT5, GT5A, GT2A, GT2B, GT5B 2 small clips to hold piston wrist pin to rod. Sold in Pairs, fits both 48cc and 66cc motors.This is a ...

Compatible with GT5, GT5A, GT2A, GT2B Large round flat head bolt used to hold in the Small Bevel Wheel which drives the main clutch gear.This is a...

Compatible with GT5, GT5A, GT2A, GT2BReplacement 202 bearing for your motorized bicycle engine kit. This is a direct OEM replacement and will fit e...

Compatible with GT5, GT5A, GT2A, GT2B, GT5B   Note: GT5B as a 50mm spacing GT5A, GT5, GT2A, GT2B has a 60mm spacing *Please select the correct siz...

Compatible with GT5, GT5A, GT2A, GT2B, GT5B   B10A -GT5, GT5A, GT2A (66cc engines) B10B - GT5B 69cc engines Spacer for rear mount on Motor. From Mo...

Compatible with GT5, GT5A, GT2A, GT2BRound cover protecting clutchThis is a direct OEM replacement and will fit either a 48cc or 66cc motorized bic...

Compatible with GT5, GT5A, GT2A, GT2B Goes inside small bevel gear to lock down the large flat head.This is a direct OEM replacement and will fit ...

Compatible with GT5, GT5A, GT2A, GT2BCrank Shaft Needle Bearing. This is a direct OEM replacement and will fit either a 48cc or 66cc motorized bicy...

Compatible with GT5A, GT5Complete connecting rod kit with 2 x needle bearing for your motorized bicycle engine kit. This is a direct OEM replaceme...

Compatible with GT2A, GT2BComplete 48cc piston ring kit (Set of two rings) for your 48cc motorized bicycle engine kit. This is a direct OEM replace...

Compatible with GT5, GT5A, GT5B Complete 66cc ported piston kit. 47mm dia high pin piston. Fits 66cc & 69cc engines

Compatible with GT5, GT5A, GT2A, GT2B M6x70 Double Thread Sud boltThis is a direct OEM replacement and will fit either a 48cc or 66cc motorized bi...

47x38mm Compatible with GT5A, GT5 47x40mm Compatible with GT5B Standard OEM replacement crankshaft assembly for SkyHawk 66 cc / 69cc AngleFire 2-St...

Compatible with GT5, GT5AComplete 66cc piston pin (38mm long) for your 66cc motorized bicycle engine kit. This is a direct OEM replacement and is g...

Compatible with GT5, GT5A, GT2A, GT2BScrew Clutch Cover M6X20This is a direct OEM replacement and will fit either a 48cc or 66cc motorized bicycle ...