O.S. Engines, FF-320 4-CYLINER 4-STROKE

Hobbies R Us

OSMG1320   O.S.   FF-320 4 Cylinder RC 4-Stroke

TECH NOTES
   Power your prized Giant scale plane with the O.S. Multi-Cylinder 4-Stroke
Engines. The O.S. FF-320 (Nicknamed the "Pegasus") is a Flat-Four Cylinder
Engine. It is the ultimate in scale realism: abundant power, realistic noise
levels, and scale appearance. This engine is covered by a 2-Year Warranty.


FEATURES: Pushrod-Driven Overhead Valves
          Ringed Pistons
          Gear-Driven Camshaft
          Five Crankshaft Ball Bearings
          Two Camshaft Ball Bearings                                          .
          Four Cylinders (flat, 2 opposing 2)

INCLUDES: One Assembled FF-320 4-stroke Engine
          One Set of Instructions, Decals, and Poster
          One Choke Valve
          Four Glow Plugs (OSMG2692)
          One Motor Mount (OSMG2804)
          One Safety Prop Nut Assembly
          One Glow Plug Extension Harness
          One Spare Woodruff Key

SPECS:    Construction: All aluminum and Aluminum alloys
          Displacement: 13.26 cc (X4) (.809 cu in X4)
          Bore:   27.7mm (1.091")
          Stroke: 22.0mm (.866")
          Power Output: 4.1 BHP at 8,000 rpm
          Weight: 2,190g (77.3oz) w/mount
          Practical rpm Range: 1,800 - 8,500 rpm
          Length: 181.5mm (7.15") from back of mount to front of drive washer
          Width: 196mm (7.72")
          Height: 80mm (3.15") from top of mount to bottom of mount.
                                 the carb extends 30-40mm farther down.
          Crankshaft Thread size: 5/16" X 24
          Suggested Props: 18X10, 18X11, 18X12, 18X13, 18X14, 20X8, 20X9,
                                                                    20x10, 22x8

REQUIRES: 2-STROKE Fuel with 5%-15% nitromethane and 16% MINIMUM oil content.
            (All the 5%-15% fuels we carry meet these requirements) DO NOT USE
            4-STROKE FUELS!!)
                                                                    
These items are no longer included:                                       
NEEDLE VALVE EXT CABLE, CHOKE VALVE ROD
(3) ALLEN KEYS 2.0,2.5,3.0-SCREW DRIVER
FOR MIX CNTRL, PROP WASHER,5 WRENCHES
** Please check the ACG for these part numbers***

ACCESSORIES
THIS IS AN R/C AIRPLANE ENGINE.  STARTING EQUIPMENT IS IN AIRPLANE KIT ACG.
COMES WITH ENGINE MOUNT AND GLOW PLUGS. MUST USE FUELS WITH 5%-15% NITROMETHANE
AND 16% MINIMUM LUBRICANT CONTENT (DO NOT USE 4-STROKE FUELS).
USE LARGE FUEL TUBING (#AERQ2010).