Thanks. After over-thinking it, as I always do, I remembered I could just unscrew the speedometer cable, and look at the end of the driven gear. Looks yellow to me, huh?
I think I need to replace the speedometer driven gear. Is there any way of determining what size (amount of teeth) of speedometer drive gear came factory installed in my THM400? The ID tag says FP, and it's installed to a 454 in an '84 C20 truck. There is also a '40' stamped on the speedometer...
@echo7bravo: This is how my setup is current connected, as you said: pink wire from engine harness -> down driver side frame -> connects to pink wire going across frame -> aux/pass tank sending unit. However, my fuel gauge is not working still. I still have the dual tank selector switch on the...
Hey all...brand new user here...forgive me if this is a repeat thread or question(s). I'm working on rebuilding my Grandpa's C20 w/ a 454. I'm interested in replacing the wiring for the engine, engine bay, and headlights. Any idea if I can buy a replacement harness for that? I've checked all...