Address & Directions Keystone Petroleum Equipment LTD 981 Trindle Road West Mechanicsburg, PA 17055 Directions > Keystone Petroleum Equipment LTD 981 Trindle Road West Mechanicsburg, PA 17055 Phone: 1.800.526.3629 Send Us An Email Name*Email Address* Phone Number*Message** Required FieldCommentsThis field is for validation purposes and should be left unchanged. This iframe contains the logic required to handle Ajax powered Gravity Forms.