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Werks Racing - WRXG2040 WRXWRXTL21B5PRO WRXTL21B5PRO 878653001541 0878653001541
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Werks Racing B5-Pro .21 Racing Engine
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Werks Racing B5-Pro .21 Racing Engine
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Tech Notes
This is the Werks Racing B5-Pro .21 Off Road Racing Buggy Engine.


ABC cylinder construction, "A"luminum piston with a "B"rass liner
that is "C"hrome plated
Five port liner
High-silicon aluminum alloy piston
7075 T6 knife edge connecting rod
2 needle slide valve carburetor with adjustable venturi
CNC machined & lightened low GC cooling head
Turbo head button


Werks Racing B5-Pro .21 Off Road Racing Buggy Engine with #5 Turbo
Glow Plug, silicone exhaust gasket and parts list


Fuel: 10-30% nitro content, 20% recommended for break-in
Exhaust System: Depending on vehicle
Glow starter, fuel tubing and track equipment


Displacement: .21 cu in (3.4cc)
Stroke: 0.649" (16.50mm)
Bore: 0.64" (16.30mm)
RPM Range: 3,000 to 39,000
Output: 2.6ps at 33,000 rpm
Mounting Hole Centers Same Side: 0.83" (21mm)
Mounting Hole Centers Opposite Side: 1.5" (37.5mm)
Crankcase Width below Mounting Tabs: 1.2" (31mm)
Width of Mounting Tabs: 1.7" (44.4mm)
Height from Mounting Tabs to top of Cylinder Head: 3.7" (94mm)
Cylinder Head Diameter at Top: 2.3" (59.9mm)
Length from Backplate to Front Bearing: 2.5" (63.3mm)
Length from Backplate to End of Crankshaft: 3.7" (93.2mm)

jxs 07/11/11

– If you need more information, use these Werks Racing resources –
Email: info@werksracing.com
Phone: 408-365-1000
  Postal Address:
Werks Racing
1702-L MERIDIAN AVE #152
SAN JOSE, CA 95125

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Accessories Needed
This is the Werks Racing B5-Pro .21 Off Road Racing Engine. FEATURES: ABC cylinder liner construction, turbo glow plug, Swiss racing bearings, 7075 T6 knife edged connecting rod, CNC machined cooling head, 5- port sleeve, 2 needle carb w/adjustable venturi REQUIRES: Fuel, air filter, exhaust system, track equipment

Accessories for the Werks Racing B5-Pro .21 Racing Engine

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 LXRXC9 Tower Hobbies TOWER Power 20% Car Fuel Quart
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10.69   In Stock
Subtotal for this Group of Accessories: 10.69  

Primary Accessories   Building & Field Equipment Optional Accessories

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