i use this stuff too. it also takes off paint. does not remove 30 years of water deposits from old thermostats <grin> ----- Original Message ----- From: "Daryl Smith" <drlsmith at dccnet.com> To: "Datsun Roadster List" <datsun-roadsters at autox.team.net> Sent: Tuesday, May 19, 2009 4:57 PM Subject: [Roadsters] Rust Remover