//exhaust pressure
ep=(1.07)*(10^5);
//charge flow 
cf=4;
//compression ratio
cr=8;
//scavanging efficiency
nsc=0.5;
//fuel to air ratio
far=0.068;
//Volume  of cylinder(in cc)
V=1100*(10^(-6))
//Speed (in rpm)
s=2800
//Thermanl efficency
nbth=0.25
//Calorific Value (in MJ/kg)
CV=(45)*(10^3)
//Universal gas constant 
r=287
//Ambient temperature (in kelvin)
t=310