OSMG2081   Speed Tuned .21 VZ-B V-Spec

TECH NOTES
           This is the O.S. Max Speed Tuned .21 VZ-B V-Spec-T (P)
                      Off-Road 1/8 scale Racing Engine.

      ****** Because of the expressed racing nature of this engine, ******
      ******     it is NOT covered by the O.S. 2 Year Warranty      ******

   **Additional Technical Info Will Be Added When It Becomes Available.**

FEATURES: A first for model engines, magnesium heat sink head weighs 15% less
            than aluminum and also runs cooler
          Hardened, chrome-plated, 4-port, cylinder and liner for high
            durability and long life
          Machined steel piston features parallel rings that trap fuel oils
            and use them as a seal to enhance compression and boost power
          Reshaped crankcase core ensures smoother air flow and more consistent
            performance
          Ceramic front and rear crankshaft bearings
          Tungsten weight on crankshaft for added balance
          Slide Valve Carburetor with 7mm, 8mm and 9mm carb restrictors allow
            tuning to specific track conditions, low-end needle adjusts from
            side to side for maximum adjustment ease

INCLUDES: One Speed Tuned .21 VZ-B V-Spec-T (P) racing engine w      carburetor
            with P3 Ultra Hot Turbo plug, instruction manual w/OS decal, extra
            head shim/gasket (The other gasket is pre-installed), one each 7mm,
            8mm and 9mm carb restrictors, exhaust port seal ring, two carb
            rubber gaskets, carb and exhaust covers

REQUIRES: #203 Air Cleaner Assembly, OSMG2360
          Exhaust System: T-2060SC WN tuned silencer (OSMG2938) developed
            specifically for this engine
          Fuel:         % nitro content with 18% lubricant content

SPECS:    Practical RPM: 3,000-40,000
          Output: 2.5ps @ 34,000 rpm
          Bore: 0.653" (16.6mm)
          Stroke: 0.630" (16.0mm)
          Weight w/o Muffler: 11.3oz (320.5g)
          Height from crankcase bottom to top of cylinder head:
          Height/crankshaft center to top of cylinder head:
          Width including mounting ears:                           45mm (1.8")
          Width not including mounting tabs:                     30.8mm (1.2")
          Width between mounting holes same side:                  21mm (.83")
          Width between mounting holes opposite side:              37mm (1.5")
          Cylinder head diameter:
          Length of exposed pilot shaft/crankshaft:
          Internal thread size at end of crankshaft:

          Needle Settings:
            High Speed -
            Metering Needle -
            Mixture Control Valve -

COMMENTS: Turbo glow plugs do not require a copper gasket.
          With the carb restrictors, the driver can select either
            low fuel consumption or high power, allowing a wide
            range of engine control. Usage is as follows:
               7mm
               9mm Blue: Fitted with Carb when it leaves the factory.
                         suitable for high-speed and flat courses
                         that require power.
               8mm Red:  Supplied with engine. Suitable for technical
                         and bumpy courses and when less fuel consumption
                          is more important.