JX21-B06PS Ninja .21 Nitro Race Engine Combo (includes FP2500 Pipe Set)

Mugen Seiki

Sale price $455.00 Regular price $565.00

Tax included.

Ninja JX21-B06 Off-Road Buggy Engine. 

The innovative JX21-B06 engine includes the easy to tune 22E carbi with 6.5mm reducer. The carbi provides smoother, easy to drive power and increased fuel efficiency. 

The Ninja B06 engine has a square bore and stroke which has smoother power characteristics and improved fuel consumption.

The DLC coated crankshaft is tungsten weighted. 

The lightweight cooling head provides exceptional cooling and stable operating temperatures. 

 Included features:

•  Ninja JX21-B06 engine.  3-port configuration delivers great power and fuel consumption.

•  FP2500 Pipe Set. Get the most out of your NINJA B06 with this matched Pipe Set.

•  Square bore / stroke design provides smooth power and improved fuel consumption. 

•  Easy to tune fuel-efficient 22E carbi. 

•  Tungsten weighted and silicone filled crankshaft with DLC coating. 

•  P3 turbo glow plug. 

•  Aluminium 6.5mm reducer. 

•  Dust cap set. 

•  Exhaust gasket. 


Carbi settings. 

The carbi is pre-set from the factory to begin the break-in process. Once the break-in process is complete, the following settings are recommended for race tune. We recommend a high quality 25%-30% Nitro fuel such as NEO+ race blend fuel. 


•  LSN .5mm in from flush. 

•  MSN .1mm in from flush. 

•  HSN 1.35mm in from flush. 

.50mm idle gap.