We used electrolysis to remove the worst rust. Tommi 24.3.2013, 21:49 Full size 1000 × 563 pixels Previous imageThe grease gun gives enough pressure to remove even the more stubborn pistons. Next imagepölykapseli Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *CommentName* Email* Website Save my name, email, and site URL in my browser for next time I post a comment. Notify me of new posts by email.