This Hensim manufactured 97cc 2.8 Hp pit bike engine is for the Baja Blitz, Dirt Bug, Doodle Bug, and Racer Mini Bike
It is also suitable for many custom or garage-built projects as well as small go karts This Hensim manufactured 97cc 2.8 Hp pit bike engine is for the Baja Blitz, Dirt Bug, Doodle Bug, and Racer Mini Bike. It is also suitable for many custom or garage-built projects as well as small go karts.

This is a Chinese made “clone” of a Honda GX100 engine. A great little mini bike engine at an affordable price, this engine comes complete with everything pictured, including the carburetor, fuel tank, air filter, and pull start. At this low price it is a great option for fun projects like mini bike, pit bikes, go karts, gas powered bikes, etc.

This engine is not compatible with the similarly styled Motovox MBX10 & MBX11 mini bikes. The mounting base and hole pattern is different between these two lines of mini bikes. This 97cc horizontal shaft engine has a mounting hole pattern of 104 mm x 61 mm. Model: DB30S
Baja Part Number: DB30S-101
Engine Type: Single cylinder air-cooled 4-stroke
Displacement: 97.7cc
Rated Power: 1.84KW/3600rpm (2.8 hp)
Max Torque: 3.8 Nm/2500 rpm
Ignition System: Non-contact Transistorized Ignition (TCI)
Start Mode: Recoil pull start
Fuel Tank Capacity: 1.4 liters (0.36 gallons)
Fuel Type: 87 octane or higher
Engine Oil Capacity: 0.45 liters (0.40 quarts)
Engine Oil Type: SAE 15W50 API: SF
Bore: 52 mm
Stroke: 46 mm
Idle Speed: 1500 rpm +/- 150 rpm
Spark Plug: Autolite-258, AC-CS49, Champion-CJ14, NGK-BPMR6A, Denso-W14M-US
Choke: Manual
Fuel Shutoff: Yes
PTO Shaft Rotation: Counter clockwise
Output Shaft Diameter: 5/8 inches
Output Shaft Length: 2-1/4 inches
Dimensions (L X W X H (inches)): 10-1/2 x 10-1/2 x 13-1/4
Weight: 21 lbs
Shipping Weight: 25 lbs