John Deere G Crankcase Oil Lines You getting the 4 oil line inside crankcase All in good usable shape. There are not rusted and the Glands and nuts are good. John Deere G Crankcase Oil Lines. You getting the 4 oil line inside crankcase.All in good usable shape. Parts Inquiries and General Questions Welcomed! Styled A B G 50 60 70 520 530 620 630 720 730. ALL INVENTORY IS NOT LISTED ONLINE PLEASE CALL. Be sure to add me to your favorites list. Get Images that Make Supersized Seem Small. The item "John Deere G Crankcase Oil Lines" is in sale since Sunday, March 31, 2019. This item is in the category "Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Antique & Vintage Equipment Parts". The seller is "millertractoron480th" and is located in Kalona, Iowa. This item can be shipped worldwide.