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O.S. 21XR-B V2 Club-Level Nitro Off-Road Engine
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O.S. 21XR-B V2 Club-Level Nitro Off-Road Engine

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$279.99
SKU:
OS1EG00
UPC:
4531028027039
Availability:
Usually ships within 24 hours
Weight:
1.10 LBS
Shipping:
Calculated at Checkout

O.S. 21XR-B V2 Club-Level Nitro Off-Road Engine

$279.99

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Description

 

The O.S. 21XR-B Ver.2 club-level nitro GT and off-road engine.
The power plant targets club level drivers and it features the 21J3 3-needle carburettor with 7mm and 8mm venturi inserts.

Tech specifications:

 

  • Displacement: 3.49 cc

  • Bore: 16.27mm

  • Stroke: 16.80mm

  • Intake ports: 3-port

  • Practical RPM range: 4,000 – 40,000 rpm

  • Max. power output: 2.42 hp / 34,000 rpm

  • Weight: 380Gr

Data sheet

PRODUCT

Motors

CATEGORY

Off-Road

CATEGORY

On-Road

MOTOR Or COMBO

Motor

2 Or 4 STROKE

2 Stroke

 

 
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