i have a 1966 John Deere 4020 PS diesel the tractro starts easy and runs well. the hydraulics work in D only. if i select L or LD no hydraulics at all but in D the 3 point raises and lowers quickly. the FEL works if i manipulate the levers in a specific sequence (eg scv lever forward + loader...

Hey there! This may seem like a super simple/stupid question- so I'm hoping it's easy to answer. I just bought a used JD 5200 (1994) and am having some difficulty finding the right sized top link to fit most of my implements. The tractor is listed as a CAT I/II...and I'm sort of unclear about...