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Crankshaft Parts

  • Original price $34.99 - Original price $34.99
    Original price
    $34.99
    $34.99 - $34.99
    Current price $34.99

    (A36-66) GT5A 66cc Cylinder Rebuild Kit (Contains A2, A3, A4, A5, A6, A8, A9, B22, B23, B25)

    Compatible with GT5AComplete 66cc Cylinder Rebuild kit (Including Piston and piston rings. Note piston retaining clips are NOT included) for your 6...

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    Original price $34.99 - Original price $34.99
    Original price
    $34.99
    $34.99 - $34.99
    Current price $34.99
  • Sold out
    Original price $3.99 - Original price $3.99
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    $3.99
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    Current price $3.99

    (B22-66) 66cc Piston Ring Kit

    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...

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    Original price $3.99 - Original price $3.99
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    Current price $3.99
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    Original price $9.99 - Original price $9.99
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    $9.99
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    (B23-66)66cc Piston Kit

    Compatible with GT5 onlyComplete replacement piston and piston rings for your GT5 66cc motorized bicycle engine kit. This is a direct OEM replaceme...

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    Original price $9.99 - Original price $9.99
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  • Original price $4.99 - Original price $4.99
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    (B27) Needle Bearing For Piston Pin

    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...

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    Original price $4.99 - Original price $4.99
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  • Original price $1.99 - Original price $1.99
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    (B6-202) 202 Seal Loop

    Compatible with GT5, GT5A, GT2A, GT2BReplacement 202 seal loop for your motorized bicycle engine kit. Wide for 6202 bearing. This is a direct OEM ...

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    Original price $1.99 - Original price $1.99
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  • Original price $0.99 - Original price $0.99
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    (B50) Crank Shaft Half Moon Key

    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...

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    Original price $0.99 - Original price $0.99
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    Original price $14.99 - Original price $14.99
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    $14.99
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    Complete Screw Replacement Kit GT5A

    Compatible with GT5AThis is a complete replacement for every nut and bolt for the GT5A engine. It includes every screw nut bolt and washer inside o...

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    Original price $14.99 - Original price $14.99
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  • Original price $2.99 - Original price $2.99
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    $2.99
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    (B5) Small Bevel Gear

    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...

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    Original price $2.99 - Original price $2.99
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  • Original price $1.99 - Original price $1.99
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    (B9) Gear Case Gasket

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

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    Original price $1.99 - Original price $1.99
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  • Original price $0.99 - Original price $0.99
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    (B3) Slot Head Bolt

    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...

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    Original price $0.99 - Original price $0.99
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  • Original price $3.99 - Original price $3.99
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    (B16-202) 202 Bearing

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

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    Original price $3.99 - Original price $3.99
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    Original price $0.24 - Original price $0.24
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    (B24) Piston Retaining Clips

    Compatible with GT5, GT5A, GT2A, GT2B2 small clips to hold piston wrist pin to rod. Sold in Pairs, fits both 48cc and 66cc motors.This is a direct ...

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    Original price $0.24 - Original price $0.24
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  • Original price $2.99 - Original price $2.99
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    $2.99
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    (B11-B) Motor Mount Strap

    Compatible with GT5, GT5A, GT2A, GT2B Motor mount strap can be used on front or rear motor mount.This is a direct OEM replacement and will fit eit...

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    Original price $2.99 - Original price $2.99
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  • Original price $3.99 - Original price $3.99
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    (B2) Clutch Gear Cover

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

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    Original price $3.99 - Original price $3.99
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  • Original price $2.99 - Original price $2.99
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    (B10) Rear Mount Block

    Compatible with GT5, GT5A, GT2A, GT2B Spacer for rear mount on Motor. From Motor to Seat tube on Bike.This is a direct OEM replacement and will fi...

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    Original price $2.99 - Original price $2.99
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    (B29) Needle Bearing For Crankshaft

    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...

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    Original price $2.99 - Original price $2.99
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    Current price $2.99
  • Original price $0.24 - Original price $0.24
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    (B4) Spring Gasket

    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 ...

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    Original price $0.24 - Original price $0.24
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  • Original price $10.99 - Original price $10.99
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    $10.99
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    Current price $10.99

    (B26-66) Connecting Rod Kit 66cc

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

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    Original price $10.99 - Original price $10.99
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    Current price $10.99
  • Original price $3.99 - Original price $3.99
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    Current price $3.99

    (B22-48) 48cc Piston Ring Kit

    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...

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    Original price $3.99 - Original price $3.99
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  • Original price $1.99 - Original price $1.99
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    (B36) M6x70 Double Thread Stud bolt

    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...

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    Original price $1.99 - Original price $1.99
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    Current price $1.99
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    (B25-66) 66cc Piston pin 38mm long

    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...

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    Original price $3.99 - Original price $3.99
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  • Original price $0.24 - Original price $0.24
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    (B1) Screw Clutch Cover M6X20

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

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    Original price $0.24 - Original price $0.24
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    (B13) M6 Nut

    Compatible with GT5, GT5A, GT2A, GT2B M6 Nut Nylox LockingThis is a direct OEM replacement and will fit either a 48cc or 66cc motorized bicycle an...

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    Original price $0.24 - Original price $0.24
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  • Original price $2.99 - Original price $2.99
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    (B28) Crank Shaft Pin

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

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    Original price $2.99 - Original price $2.99
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    $2.99
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    Current price $2.99