Sealey petrol diesel master compression test kit sealey vse3155 a comprehensive kit for testing the compression on both petrol and diesel vehicles features 600psi gauge with large rubber bumper straight and right angled quick connect fittings and an extensive range of spark glow plug and injector adaptors this kit will cover most modern car van truck bus agricultural and marine engines supplied in tough carry case sealey vse3155 petrol and diesel master compression test kit