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       Keleher JK-I Lark
 
      
       
            
            
      
            Design should be built as per plans and not modified. Larger engines do not appreciably
            increase performance but will reduce range
            and increase both empty and gross weight.
             
              
               | specifications 
 
              
                | powerplant propeller
 length
 height
 wing span
 wing area
 seats
 empty weight
 useful load
 gross weight
 fuel capacity
 range
 | Cont. CABS-i 2 HP Range85/75-200 x
 17ft
 5.8ft
 23ft
 81sq. ft
 1
 661lb
 x
 805lb
 14gal
 275n.m
 |  
            performance 
            
             
              
                | takeoff distance, 
                ground roll rate of climb
 max speed
 cruise speed
 landing distance, ground roll
 service ceiling
 | 600ft 1000fpm
 130mph
 120mph
 700ft
 16,000ft
 |  
            limiting and recommended speeds
             
              
                | design manoeuvring speed (Va) never exceed speed (Vne)
 stall, power off (Vsl)
 landing approach speed
 | x x
 7mph
 x
 |  All specifications are based on manufacturer's 
            calculations |  |  |