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Maxima MX B2R - Competition .21 Race Engine.

  • £49900
  • Save £50

The first big appearance of MAXIMA Mx B2 engine was at The Neo Race in 2015 where Jared Tebo and Ryan Cavaliery took 1st and 2nd place as well as the fastest lap of the event. Jared Tebo during the A-main final achieved an incredible 12 minutes 30 run time. This year Jared Tebo won the NEO Race 2016 using the Mx B2R Engine using MX Fuel.

If you want to add a complete exhaust system we recommend HIPEX Exhaust Systems. HIPEX is one of the best exhaust systems currently available, a brand distributed by us that fits in a perfect way with the MAXIMA Mx B2R. Please check out our HIPEX COMBO Here

Displacement: 0.213 cu in (3.49 cc)
Bore: 0.641 in (16.27 mm)
Stroke: 0.661 in (16.8 mm)
Practical RPM Range: 4,000-42,000
Output: 2.65 HP @ 34,000 rpm
Weight: 355 g
Includes: 21J carburetor, 6 mm and 7 mm carb restrictors, P3 glow plug, exhaust seal and dust cap set
Requires: glow fuel, muffler, tuned pipe and manifold


  Lighter crankshaft, with DLC coating, Tungsten weight and silicone-filled intake passage

  Modified piston and con rod that reduces overall weight

  Newly designed outer head with V-shaped fins for lower CG and more efficient cooling

  Dual-adjustable 21J carburetor for smoother acceleration and better fuel mileage

  A 6.5 mm restrictor is installed; 6 mm and 7 mm restrictors are included


Tuned and modified parts by Maxima: Sleeve, Crankshaft and Crankcase.

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