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  • For 1/8 nitro
  • Can be used in on-road and off-road
  • Outer head is lighter for improved performance
  • Includes:
    • TB02 EFRA2089 (T-2090) & MB01-75
    • P3 glow plug
    • Reducer 6mm (Orange) and 7mm (yellow)
    • Exhaust seal ring
    • Dust cap set 3mm/16mm/18mm

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OS Engines MAX B21 .21 Off-Road Engine with T2090 Pipe

SKU: OSM1EG01
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The OS Engines MAX-B21 engine is for entry-level and sports users as it is easy to use and has excellent cost performance. Based on the O.S. SPEED series engine, it has a well-balanced combination of smooth speed and power delivery. This combo includes a TB02 EFRA2089 (T-2090) & MB01-75 and is designed for off-road racing situations.

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$449.99
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OS Engines MAX B21 .21 Off-Road Engine with T2090 Pipe

SKU: OSM1EG01
$449.99
Loading...
Loading...

The OS Engines MAX-B21 engine is for entry-level and sports users as it is easy to use and has excellent cost performance. Based on the O.S. SPEED series engine, it has a well-balanced combination of smooth speed and power delivery. This combo includes a TB02 EFRA2089 (T-2090) & MB01-75 and is designed for off-road racing situations.

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