Petrol buggy

Petrol buggy 200cc (road legal if tested) selling as a tidy up project, its turning over but think jets are blocked it carb & petrol may have crystallised, quoted 30£ for battery, 25£ to sort carb & jetts , 7£ plug, 20£ oil change,if this gives idea of repair costs, maybe good service needed, our boys lost interest in it over winter but had great summers fun racking fields, tyres are good as is steering all sharp at wheel, key start(x2) ph only 07772549737 £600 ono