bids are invited for single cylinder four stroke petrol engine test rig , single cylinder diesel engine test rig , hydraulic brake unit , transmission system gear box and clutch , firing order in si engine , universal milling machine , grinding machine , shaper machine , foundry shop , soldering and brazing experiment , bomb calorimeter calorific value of fuel , vapor compression refrigeration test rig , vapor absorption refrigeration test rig , cut section of rotary and reciprocating compressor , vortex tube colling apparatus , thermoelectric refrigeration test rig , support beam reaction apparatus , mild steel bending test on simply supported beam , spring deflection testing machine , whirling of shaft apparatus , inertia of a flywheel app , slider crank mechanism , universal vibration apparatus , cam analysis machine , motorized gyroscope three axis , journal bearing apparatus , universal governor apparatus , static and dynamic balancing apparatus , slip and creep measurement apparatus total quantity : 29