Engine Models 500L–85

 

                        &  540L-90                         

 

Racing/Sport Vehicle Engines

 

 

General Specifications:  Two Cylinders, Cast Iron Liners, Liquid Cooled, Reed Valve

                                   Induction, Heavy-duty Ball Main Bearings, Needle Rod Bearings.

 

Standard  Equipment: Dual Carburetors, Air Filters, Electric Start,  CDI Ignition 

                        System, 120 Watt Charging System, Complete Tuned Exhaust System. 

 

Technical and Performance Data:

 

 

500L-85         

540L-90     

DISPLACEMENT …………………

497cc (30.3 cu. in.)

540cc (32.9 cu. in.)

BORE ………………………………

72mm (2.835 in.)

75mm (2.953 in.)

HORSEPOWER ………….……….

83 BHP @ 8000 RPM

89  BHP @ 8000 RPM

MAX.  TORQUE ………………….

55.3 ft. - lbs. @ 7900 RPM

59.3 ft. - lbs. @ 7900 RPM

S.C.C.A. DESIGNATIONS ……...

500 R2C (Formula 500)

540 R2C

 

FUEL  REQUIREMENT   92 Octane Minimum    ·    OIL  REQUIREMENT    NMMA TC-W @ 50:1

 

TEMPERATURE  MAXIMUM  LIMITS:  CHT  225 0  F  (108 0 C)   EGT  1,150 0  F  (620 0  C)          

  

STROKE  61.0 mm (2.40 in.) · ROTATION Counter-Clockwise (at PTO) · MAX.  SPEED 8000 RPM

 

OUTPUT  SHAFT:                  30 mm Diameter, 10:1 Taper, 1/2 – 20 NF Internal Threads in Crankshaft 

 

Engine Models 500L-85 and 540L-90

Manufactured in USA by 2 Stroke  International, Beaufort, SC     Data, specs and availability subject to change.     (Rev. 07/01)

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