(Click on the thumbnails to view the full sized image)
JLO Twin Cylinder timing procedures for models LR-340/2 (2F-340-1), LR-399/2 (2F-400-1) and LR-440/2 (2F-440-2)

Here are some wiring diagrams for the JLO engines. There are three different ones. The engine model numbers that they apply to are listed in the bottom right corner.



A complete JLO Service Manual:






























































