This is the Pro .28 High-Performance Racing Engine from Associated.

FEATURES: Direct replacement engine for the Associated RC8RS buggy
          Associated Pro Start (ASCP5262) compatible backplate
          Slide valve carburetor
          SG crankshaft
          Ten fin heatsink

INCLUDES: Associated Pro .28 Engine with slide valve carburetor, pinch bolt,
            air filter assembly and instruction manual

REQUIRES: Fuel: 2-cycle glow fuel with 10%-15% nitromethane and at least 16%
            oil content
          Glow Plug: Medium to hot heat range suitable for off-road use
          Track equipment

SPECS:    Displacement: .28cu in (4.6cc)
          Specs such as Bore, Stroke and Horsepower not provided by
            manufacturer
          Distance between Mounting Hole Centers Same Side: 0.83" (21mm)
          Distance between Mounting Holes Opposite Side: 1.5" (37.5mm)
          Width at Mounting Tabs: 1.8" (45.5mm)
          Width below Mounting Tabs: 1.3" (31.2mm)
          Height/bottom of Mounting Tabs to top of Cylinder Head: 3.7" (94.5mm)
          Height/bottom of Crankcase to top of Cylinder Head: 4.2" (106mm)
          Distance from Backplate to Front Bearing: 2.9" (74mm)
          Distance from Backplate to End of Crankshaft: 4.1" (104mm)

          Carburetor Settings;
            High Speed Needle: Turn clockwise until it bottoms out, then turn
             counterclockwise 2-3/4 turns
            Low Speed Needle: Turn clockwise until it bottoms out, then turn
             counnterclockwise 6-1/4 turns
            Idle Speed Screw: Turn until opening inside throttle valve is
             .030" (0.7mm)

COMMENTS: Will not fit the Associated Nitro TC3 or GT2.

                                                                   jxs 08/09/10
                                                                         ir/jxs