40cc single cylinder (no mixing with oil) engine. Just put in 91 octane gas and go. They are suitable for younger and lighter riders. Gas Powered Mini Dirt Bike. The Mini Dirt Bike is perfect for lighter, younger riders, but even adults can enjoy them.
Free Shipping! X-PRO Zephyr Mini Dirt Bike, Gas Power 4 Stroke Dirt Bi – XProUSA
SYX MOTO MT-2 Gas Powered 40cc 4-Stroke Mini Dirt Bike – SYX MOTO Dealer
Suitable for Both Kids and Adults - 4-stroke air-cooled engine surpasses virtually any other mini bike on the market. This deluxe-sized mini bike effortlessly accommodates kids, teens and adults up to 165 lbs.
Xtremepowerus Pro-Edition Mint Mini Trail Dirt Bike 40cc 4-Stroke Kids Pit Off-Road Motorcycle Pocket Bike, Greens
This pocket bike is ideal for providing driveway and parking lot commuting entertainment for children and teenagers 13 years and older. This mini pocket bike motorcycle is constructed with tube steel frame for extra stability.
Xtremepowerus Mini Black Pocket Bike Kids Adult Gas Motorcycle 40cc 4-Stroke EPA Motor Engine
4-Stroke Gas powered mini dirt bike - pit bike for kids - 40cc gas mini bike
15 Best Mini Bikes: Fun & Safety On Two Wheels (Guide)
Brand New Mini Dirt Bike with Good Quality, Engine/Drive Train , Engine: Xinyue Brand 40cc, 4-Stroke, air cooling, single cylinder, Start Mode: Pull
X-Pro Brand New Cyclone 40cc Gas Mini Dirt Bike/ Pit Bike for Kids with 4 Stroke Pull Start Engine
XtremepowerUS 40cc Gas Pocket Motorcycle Ride On Kids Adults 4-Stroke
China 40CC Bike, 40CC Bike Wholesale, Manufacturers, Price