CLARK forklift Service manuals and Spare parts Catalogs CLARK forklift PDF Spare parts catalogs, Service & Operation Manuals. Please see the Home Page with explanation how to order and receive Manuals and Code Books. have a clark forklift model gcs 15 replaced wires plugs and Jan 29, 2013have a clark forklift model gcs 15 replaced wires plugs and cap/rotor and rad, starter and battery and some valve that shuts fuel off the one that has vac from the carb go to it and replaced vac adv line. and it still wont start ? Firing order.a differents where the wires are on the Apr 17, 2011Is the firing order 1243 and is it back to front of the engine? does it make a differents where the wires are on the - Answered by a verified Technician Clark forklift model number c500 ys60 serial number y355 I have a 1962 Massey Ferguson Deluxe tractor (gas) and need the wiring diagram. The engine firing order is 1-3-4-2, this i know Troubleshooting Clark - forkliftaction This is a forum for discussions related to any mechanical issues with Clark. This is a forum for discussions related to any mechanical issues with Clark. Email. 17 Oct 2018 00:00 AM NEED A WIRING DIAGRAM FOR CMP-40D LIFT TRUCK.