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Home Offroad RC Werks B3 Pro II .21 Nitro Engine

Werks B3 Pro II .21 Nitro Engine

Werks B3 Pro II .21 Nitro Engine RC
Introducing Werks Racing’s new B3 Pro II off-road RC nitro engine! The engineers at Werks Racing have gone back to the drawing board to develop a true, race worthy, long stroke 3 port engine design worthy of carrying forward Werks historic B3 model name! The new B3-Pro II combines excellent fuel efficiency and run time with a 3 port designs traditional aggressive bottom end and strong mid through top end!

Features

  • New 3 port cylinder design for improved performance and fuel economy.
  • “Swiss” ceramic rear bearing for improved reliability and reduced friction.
  • Double shielded front bearing for improved reliability.
  • Lightened and epoxy ramped crankshaft allows the engine to spool up faster for improved acceleration and improved fuel economy.
  • Black anodized crankcase for improved heat dissipation.
  • Billet rear back plate to reduce weight and create a more rigid case assembly.
  • Bran new carburetor design with Werks HHSN technology (Horizontal High Speed Needle technology) for easier tuning and greatly improved stability.
  • Improved carburetor heat shield to improve carburetor consistency and reduce possibility of heat saturation.
  • Modified crankcase and new super low CG wrap around head design for improved heat dissipation and reduces overall CG of vehicle for improved handling.

Specs

  • Stroke: 16.9mm
  • Bore: 16.2mm
  • RPM Range: 3,000-40,000
  • Output: 2.5hp at 30,000rpm
  • Sleeve: Three Port, Chrome Plated Brass
  • Piston: CNC Machined High-Silicon Aluminum Alloy
  • Connecting Rod: Knife Edged, Double Bushed 7075 T6 Aluminum Alloy
  • Crankshaft: Lightened & Epoxy filled.
  • Bearings: Double Shielded steel front, Swiss “ceramic” rear.
  • Carburetor: Revised HHSN technology, 2 Needle, Adjustable Venturi, Heat Isolation Sleeve.
  • Cooling Head: Lightweight, CNC Machined, Super Low CG Wrap Around Case Design
  • Release Date: January 2018
  • Part: WRXTL21B3PROII
  • Price: $260

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