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what is the real scoop & what is truly needled to convert from R12. I had a leaking Schrader valve on my compressor so I lost my refrigerant charge so I had it evacuated & recharged with 134. It blows cool enough air for temps in the 80s to low 90s but isn't cold enough for when temps get to the...

I am going to do a 440 source 512 stroker in my 68 Imperial. When I called them and told them my goals he said I should do roller rockers but said I would have fitment issues using my stock valve covers and would need to do some grinding on the rocker arms to get them to clear. Does anyone know...

what works best to keep my vinyl top looking good & to keep it from cracking & etc my 68 imp has the original top & it is still in really good shape & I'd like to keep it that way

what is the best stuff to maintain your dash pad mine on my 68 imp is starting to show some really small cracks

is there a specific leather seat conditioner that works best my 68 Imperial has some cracks starting & I would like to use a conditioner to atleast help from them getting worse or slow it down or is there some other way to help the seats?

when I search online for a new idler arm I am only finding a rare parts chassis idler arm which is like $400 plus it looks like for other models like a 300, newport or new Yorker you can get them for $20-50 bucks depending on the brand is the rare parts chassis the only one that is available for...

I am wondering if anyone on here has had or know anyone that have had their HP exhaust manifolds ported and or extrude honed and if so do you feel like you gained anything? I am going to be rebuilding the 440 in my Imperial & when I do I am going to do a few things to build more power id like...

any one on have any pointers and or insight on diagnostics for the autotemp all I know is its mostly controlled by vacuum switches & check valves. The fan works but nothing else seems to work

I used to have the books on decoding the mopar fender build tags but I cant find them & the stuff I find online doesn't seem to work very good for a 68 can anyone help me with this

I have a 68 Imperial Crown with the 350 HP 440 the factory service manual says it should have A holley R3918A which i believe is a version of the 4160 4 barrel carb i have never really paid much attention to the carb as i havent needed to service it. Well it has been sitting about 10 yrs or so...

1968 Imperial Crown Location: UT