Sealey Timing Light Diesel Converter Box TL95Used to detect the pulse from the fuel pipes of diesel fuel injectors. Works on most direct injection diesel engines fitted with 6mm(1 4") to 10mm(3 8") external fuel pipes. Suitable for use with most timing lights, engine analysers and multimeters that have an inductive pick up. Suitable for use with most timing lights, engine analysers and multimeters that have an inductive pick up. Specifications Detail Used to detect the pulse from the fuel pipes