You will corrode the aluminum and other parts. That is an alkaline base substance and will reek havock with the engine parts. Purple power is much less strong and it will eat the andonizing right off the parts. Dont ask me how I know.

__________________
1981 300D 147k
1998 VW Jetta Tdi 320k
2001 Dodge Ram 2500 141k
1979 300D 234k (sold)
1984 300D "Astor" 262k(sold)
Mercedes How-To and Repair Pictorials
I love the smell of diesel smoke in my hair