ZTMoto Phantom 85 Wraith - Complete 52mm Bore 2 Stroke Motorized Bicycle Engine Kit - True 85cc Bike Motor

ZTMoto Phantom 85 Wraith - Complete 52mm Bore 2 Stroke Motorized Bicycle Engine Kit - True 85cc Bike Motor

The Evolution of the Phantom — Meet the Wraith

The Phantom 85 Wraith™ is the next generation of high-performance motorized bicycle engines. Completely re-engineered from the V3 to deliver more power, smoother operation, superior durability, and signature styling. Producing up to 5.54 horsepower and capable of hitting 50+ MPH, the Wraith is built for serious riders who demand top-tier performance without compromise.

Signature Performance Styling Meets Next-Level Engineering

A bold new identity defines this next-generation build with signature purple performance accents and precision-engineered upgrades throughout. From the CNC aluminum super cooling head to the Dellorto 21mm carburetor paired with a high-flow purple performance air filter, every component is designed to perform as aggressively as it looks. Combined with a two-piece skirted cylinder, optimized transfer ports, performance OZ magneto, and reinforced drivetrain components, the Wraith delivers a seamless blend of power, cooling, and unmistakable style.

Core Engine Specs

• 52mm Bore × 40mm Stroke
• True 85cc Displacement
• Long Rod Design (89mm)
• Balanced Crank + Stuffed Crankcase
• Reinforced Bottom End (60% thicker around bearings)

Performance Highlights

Maximum Power Output

• Oversized 28mm exhaust port for maximum airflow
• Enlarged intake system (40mm bolt spacing)
• High-performance Dellorto PHBG 21mm carburetor
• Premium 2-piece exhaust pipe

Advanced Cooling System

• CNC Anodized Purple Super Cooling Head
• Optimized heat management for sustained high-speed riding
• Improved thermal stability vs. V3

Built for Reliability

• Balanced crankshaft for smoother RPM range
• Upgraded bearings for long-term durability
• High-temp gasket system + one-piece cylinder body gasket
• Improved clutch pads for better engagement

Premium Component Updates

• Dellorto PHBG 21mm Carb
• Purple K&N-style metal mesh air filter
• Performance OZ Super Magneto
• LD Z8C spark plug
• Stainless steel hardware throughout
• No reed valve design for simplified airflow and tuning

ZTMOTO Phantom 85 Wraith Complete Engine Kit Includes:

• 85cc 2 stroke engine with two-piece skirted cylinder
• Needle bearing and piston wrist pin
• Complete piston kit with needle bearings
• Dellorto PHBG 21mm Carb with purple K&N style air filter
• LD Z8C spark plug
• Performance OZ Super magneto
• Stainless steel allen bolts
• Large intake port (40mm bolt hole width)
• Larger 8mm x 1.25 engine mount studs
• Approximate engine dimensions: 9" x 9" x 5"

Mounting Kit & Accessories Included:

• High performance CDI with Yamaha components and purple cap (black wire)
• Black tear drop gas tank (2L) w/ fuel cap, fuel valve, fuel filter, and purple translucent fuel line
• Purple 415 Heavy duty chain with chain guard
• Ball bearing chain tensioner
• 2-piece stainless steel muffler
• Throttle assembly w/gooseneck style throttle cable
• New custom twist throttle and cable with grip and kill switch
• Quick release clutch handle
• Available with 36, 44, or 48 tooth rear sprocket

Fuel Ratios:

• New Engine (<310 miles) -- 20:1
• After Break In -- 25:1

Why the Wraith?

The Phantom 85 Wraith is built for riders who want maximum performance and durability. Every component is engineered for power, cooling, and precision, making it the ultimate top-of-the-line 2-stroke kit.

Estimated Shipping Date: 3-26-2026