This is the LRP ZR.30 X Off-Road Truggy Engine.

FEATURES: LRP XTEC crankcase constructed of T6 aluminum, black in color
          Aluminum body slide valve LRP XTEC carburetor with 9mm, 8.5mm and
            7.5mm carb inserts
          SG (pilot) type 14.0mm/10.0mm bore triple turbo scoop crankshaft
          Lightened piston constructed of high silicium alloy
          ABC cylinder liner construction "A"lloy piston with "B"rass cylinder
            liner that is "C"hrome plated
          Extra strong aluminum knife-edge shaped connecting rod with double
            bushings
          Ninety day limited warranty (non-European countries only)

INCLUDES: LRP ZR.30 X Truggy Engine, 7.5mm, 8.5mm and 9.0mm carb inserts,
            glow plug, tapered cone, parts list, decals, exhaust gasket and
            instructions

REQUIRES: Fuel with 25% nitro content, 2-stroke model car fuel
          Exhaust system depending on application, Associated Factory Team
            Muffler (ASCC6672) and Header (ASCC6676) recommended
          Air filter, plug wrench and track equipment

SPECS:    Displacement: .30 cu in (4.92cc)
          Exhaust: Rear, round
          Bore: 19.20mm
          Stroke: 17.00mm
          Number of Ports: 7+1 (7x transfer, 1x exhaust port)
          Power Output: 4.21 PS*
          Max RPM: 38,300*
          Weight: 12.3oz (350g)
          Distance Between Mounting Holes Same Side: 0.87" (22mm)
          Distance Between Mounting Holes Opposite Side: 1.5" (37.5mm)
          Height/Bottom of Mounting Tab/Top of Cylinder Head: 3.9" (98.5mm)
          Distance from Backplate to Front Bearing: 2.5" (64mm)
          Distance from Backplate to End of Crankshaft: 3.7" (95.5mm)
          Width at Mounting Tabs: 1.7" (43.5mm)
          Width Below Mounting Tabs: 1.2" (31.2mm)
          Diameter of Exhaust Outlet: 0.75" (19mm) including gasket
          Carburetor Settings: Mid Range, 2.25 turns from closed
                               Main, 3 turns from closed
          *Power Output and Max RPM may vary depending on fuel, exhaust system
             and tuning

                                                                    jxs 4/16/09
                                                                         ir/jxs