This tool is specifically designed for holding the sprocket/ chain in place when disassembling the VP44 Injection pump and high pressure pump common rail fitted to BMW engines.
Applicable: BMW M47 / M47(TU) and M57 / M57(TU)
Diesel engines in: E46:318D,320D,330. E39:525D,530D. E38:730D.
E60:525D530D,535D. E61:525D,530D,535D, E53:X5 3.0D