RB Products Xtrem Rally 14 .21 7 Port Competition Rally Game Engine w/EFRA 2092 Pipe (Turbo Plug

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This is the RB Concept Xtrem Rally 14, 7 Port, turbo plug, .21 Competition Rally Game Engine. This engine includes the RB EFRA2092 In Line Polished Tuned pipe (01351-2092P) and In Line Parabolic Manifold (01354-PARA). Because the class is getting more and more popular, the Rally Game class deserves an engine designed specifically for the application, and RB Concept has delivered. RB developed the Xtrem Rally 14 according to the specific demands of the class, paying close attention to efficient power delivery at low and high rpm. The Xtrem Rally features a 7 port MES sleeve, a machined lightweight piston, combined with a 14.5mm turbo lightened crankshaft to deliver even more power.


  • 7 port Sleeve with MES
  • Turbo combustion chamber
  • Lightweight machined piston
  • 14.5mm turbo lightened crankshaft
  • 14.5mm main ball bearing
  • 60mm lightweight cooling head
  • Lightweight crankcase
  • Composite carburetorw/8.5mm venturi
  • Strong competition conrod
  • High protect rear cover
  • Dust protection caps
Bore: 16.22mm
Stroke: 16.80mm
Porting intake: 7 + 2 MES
Porting exhaust: 1
Crankshaft: 14.5mm
Carburetor: 01258-9B V2 Nylon 9mm
Glow Plug: 01052-5B Turbo
Weight: 348g
Use: Rally Game

This product was added to our catalog on January 31, 2014.

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