ZTMoto IM70 Iron Maiden - Performance Minarelli Vertical Iron Cylinder 2 Stroke Motorized Bicycle Engine Kit - 70cc Bike Motor

Experience the Power of Performance with the 70cc Iron Cylinder Bicycle Engine Kit! This specialized engine kit features new elements for 2 stroke bicycle engines and was designed for peak performance and durability.

Key Features:

• Iron Cylinder - strength and longevity, these cylinders are capable of withstanding high temperatures and pressures, which offers a longer lifespan and consistent performance.

• CNC Air Intake & Flat Reed Valve - controls the flow of air and fuel mixture into the engine, enhancing fuel efficiency, prevents backflow, helps ensure accurate timing. Reed valves are often used in high performance 2 stroke racing engines.

• CNC Spacer Plate - Provides a precise fit and alignment for engine components which enhances stability and performance, reducing vibrations and wear.

• Stuffed Crankcase - improves engine’s power output and efficiency by optimizing air-fuel mixture’s flow, leading to better combustion and performance.

• Mikuni VM20 Carburetor - Mikuni produces the top high performance carburetors in the 2 stroke cycling industry. The VM20 series has the tuning components that allow you to adjust your fuel mixture to the precise setting you need for optimal performance.

  These features collectively contribute to a high-performance, reliable, and efficient engine kit, perfect for enthusiasts looking to upgrade their bicycle's power and longevity.

  ZTMoto IM70 Additional Features Include:

  • 47mm Bore, 40mm Stroke - Actual U.S. engine displacement: 70cc
  • Stock Horsepower: 6+HP
  • 2-Piece Iron Steel cylinder w/ skirt; chrome painting inside
  • High performance Mikuni VM20 carburetor
  • Dual windowed piston
  • Ultra-quiet exhaust pipe
  • High performance CDI with Yamaha components
  • Performance magneto
  • Long Rod (89mm)
  • Improved gas cap
  • 48mm Flange stuffed crank case

  ZTMOTO IM70 Complete Engine Kit Includes:

  • 70cc 2 stroke engine with two piece cylinder and head
  • Windowed Piston, 2 x Piston Rings, 2 x Wrist pin clips
  • Flat Reed valve, CNC air intake
  • Needle bearing for piston wrist pin
  • Mikuni VM20 Performance Carburetor
  • Angled LD Z8C spark plug
  • Performance CDI and magneto
  • Stainless steel allen bolts
  • Cylinder gaskets, intake gasket, exhaust gasket

  Mounting Kit & Accessories Included:

  • Black tear drop gas tank (2L) w/ new fuel cap, fuel valve, fuel filter, and fuel line
  • 415 Heavy duty chain with chain guard
  • Ball bearing chain tensioner
  • Ultra quiet muffler
  • Throttle assembly w/gooseneck style throttle cable
  • Twist throttle and cable with matching grip and kill switch
  • Quick release clutch handle
  • Large front mount
  • Available with 36, 44, or 48 tooth rear sprocket and install kit
  • Spark plug socket tool and gear removal tool

  Fuel/Oil Ratio

  • New Engine (<310 miles): 20:1
  • After Break In: 24:1

  Fuel consumption: 2.5L/100km, 62 mi
  Max Speed: 73kmh, 45mph
  Max Load Capacity: 125kgs, 275lbs
  Approximate engine dimensions: 9" x 9" x 5"
  Comes preassembled

  Installation: ZTMoto Phantom 85 Installation Instructions | Cylinder Assembly Instructions | Cylinder Assembly Video
  Troubleshooting: 2-Stroke Troubleshooting Guide