Werks Racing Team Line B2 .21 Racing Engine

Tower Stock# WRXG2010  •  Manufacturer Stock# WRXTL21B2
Werks Racing Team Line B2 .21 Racing Engine (large view)
Notes from our tech department:
This is the Team Line .21 Competition Off-Road Engine from Werks Racing.


Power band designed for both buggy and truggy usage on medium size
CNC machined high silicon aluminum alloy piston
Double bushing 7075 T6 aluminum alloy connecting rod
Three port chrome plated brass cylinder sleeve
Aluminum body two needle slide valve carburetor with 7mm venturi
CNC machined and lightened aluminum turbo cooling head


.21 Competition Off-Road Engine with Slide Valve Carburetor


Fuel: Car blend with 15-40% nitro content
Glow Plug: Turbo style
Track Equipment: Air filter depending on vehicle, glow starter, tools


Stroke: 16.90mm
Bore: 16.20mm
RPM Range: 3,000 - 34,000
Output: 2.4 at 33,000RPM
Crankshaft Diameter: .24" (6.1mm) at threaded area
Specs such as horsepower, bore and stroke not provided by

Carb opening outer diameter: .55" (14mm)
Distance between mounting holes same side: .83" (21mm)
Distance between mounting holes opposite side: 1.4" (37mm)
Width at bottom of crankcase: 1.2" (30.8mm)
Width including mounting flanges: 1.7" (44.2mm)
Height bottom of crankcase to top of cylinder head: 4.2" (108mm)
Height bottom of mounting flanges to top cylinder head: 3.7" (94.5mm)
Length from front of crankcase to end of crankshaft: 1.1" (29mm)
Length from backplate to end of crankshaft: 3.7" (95mm)
Length from backplate to front of crankcase: 2.5" (64mm)

jxs 12/28/11

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