⚡ Quick Features
Electric & Pull Start Options – dual starting modes for ultimate flexibility
Automatic Centrifugal Clutch – no clutch lever needed, just twist and go
Premium Japanese Bearings & Components – smoother ride, longer life
Engineered for Durability – a serious upgrade for serious riders
🛒 Free shipping in the continental USA – 6-month warranty included!
📦 Full Description
Looking to elevate your ride with raw power, tech innovation, and true ease-of-use? The BBR Tuning Bullet Train 66/80cc Engine Kit is your ticket to a motorized bike that performs like a dream. Designed for intermediate to advanced builders, this 2-stroke engine delivers high RPMs, quick throttle response, and reliable starts—every time.
🔥 The electric start feature adds serious convenience, letting you fire it up with a push of a button (or yank the pull start when you’re feeling old-school). And with its automatic centrifugal clutch, there's no manual clutch lever to deal with—just twist the throttle and go.
🏁 Built with top-tier Japanese crank bearings and precision-engineered internals, the Bullet Train engine was made to last and outperform. It’s compatible with most 26” V-frame bikes with 9–11” of vertical clearance and 25–29mm frame tubing.
💪 Whether you're building your first high-speed setup or leveling up your fleet, this engine kit is a total game-changer.
🔧 What’s in the Box?
BBR Tuning 66/80cc 2-Stroke Bullet Train Electric Start Engine
Low-profile carburetor
Upgraded chrome muffler
Japanese 202 crank bearings (both ends)
415 heavy-duty drive chain
Drive chain idler pulley
40T rear sprocket + clamp assembly
Twist throttle + kill switch + matching grips
1.5L teardrop gas tank with cap, fuel valve, fuel line
Spark plug
Wide crankset (bottom bracket not included)
Chain guard and all hardware
Digital Installation Guide included + download link
🛠 Installation Notes
Fits most 26" cruiser, mountain, and road bikes with V-style frames
Requires 9"–11" vertical clearance and ~1" (25–29mm) frame tubing
Moderate mechanical skill level needed
Estimated install time: 2–4 hours
Bottom bracket not included with wide crank
💥 Don’t just ride—ride with firepower. The Bullet Train Kit is built to perform and backed by a 6-month limited warranty. Get yours now and start your next build with confidence.