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        This is the RB Concept H9 .21 cu in (3.48cc) Off-Road Engine.
                   Designed for sport or competition use.

FEATURES: Nine fin L2G non-turbo cooling head (0.60oz, 17g lighter)
          Slide valve composite body carburetor
          13mm main bearing and double rubber sealed front ball bearing
          13mm square stroke crankshaft
          Dust protection caps for carburetor, exhaust, fuel intake and top of
            crankshaft

INCLUDES: RB Concept H9 .21 cu in (3.48cc) Off-Road Engine, slide valve
            carburetor, standard glow plug, exhaust gasket, instructions

REQUIRES: Fuel: Car blend with 10%-25% nitro content
          Inline Tuned Pipe Set, RBDG1380
          Glow plug wrench and track equipment

SPECS:    Displacement: 0.21cu in (3.48cc)
          Bore: 16.42mm
          Stroke: 16.42mm
          Intake Ports: 5 bypass
          Exhaust Ports: 1
          Crankshaft: 13mm turbo
          Carburetor Intake Diameter: 8mm
          Carburetor Settings: Main Needle, 3.5 turns from closed
                               Idle Needle, 5 turns from closed
          Weight: 12.1oz (344g)

          Distance from Backplate to end of Crankshaft: 3.7" (94mm)
          Height from Crankcase Bottom to top of Cylinder Head: 4" (102mm)
          Height from Mounting Tab to top of Cylinder Head: 3.7" (86mm)
          Center of Mounting Holes Same Side: 0.83"  (21mm)
          Center of Mounting Holes Opposite Side: 1.5" (37.5mm)
          Mounting Hole Diameter: 0.12" (3.2mm)
          Distance from Front Bearing to End of Crankshaft: 1.2" (29.5mm)
          Width of Crankcase Below Mounting Tabs: 1.3" (32.5mm)
          Width at Mounting Tabs: 1.8" (45mm)
          Distance/Bottom of Crankcase to Crankshaft Center: 0.61" (15.5mm)
          Distance/Exhaust Port Center to Crankshaft Center: 1.2" (30mm)
          Diameter of Cooling Head: 2.4" (60mm)

                                                                    jxs 4/14/09
                                                                         ir/jxs



– If you need more information, use these RB Products resources –

E-mail: b.howard@rb-usa.com
Web Site: http://www.rb-usa.com/
Phone: 817-876-9707


 
Postal Address:
RB Products
5611 COLLEYVILLE BLVD #160
COLLEYVILLE, TX 76034  








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