Hmm, mine is 18 inch. The clutch is free to rotate. I have noticed it makes a fan noise like it did years ago when the clutch failed, as though it were locked up. On Dec 24, 2011, at 2:22 PM, Jim Maiani wrote: > Mike Looking at my survivor H, it has 7 blades and the best I can measure it looks like 19" diameter fan. Hope that helps. > > Merry Christmas to all! > > Jim Maiani > Houghton Lake, MI > H > > > -------------------------------------------------- > From: "Michael Moore" <mmoore8425@xxxxxxx> > Sent: Saturday, December 24, 2011 1:14 PM > To: <chrysler300@xxxxxxxxxxxxxxx> > Subject: Re: [Chrysler300] Spark plugs > >> Does anyone know the diameter and no of blades should be on a 300H ? >> >> Does anyone know a source fir a correct fan blade clutch? >> >> Thanks, Mike Moore >> Morgan Hill, Ca >> >> >> On Dec 24, 2011, at 10:10 AM, Rich Barber wrote: >> >>> A quick Google indicates the pitch is also metric-1.25 mm-20.32 >>> threads/inch. Also, recommends using a thread chaser, not a tap. >>> >>> Reminds me of an early and major panic when I twisted off a new spark plug >>> in a customer's hemi at Earl Canady's Phillips 66 station at 42nd & >>> University in Des Moines in about 1955. As a young teen, I pictured having >>> to pull that huge head and a trip to a machine shop. Otto, the senior >>> mechanic, selected a long, heavy screw driver, inserted it into the broken >>> off threaded section in the head, rapped it a few times with a hammer, >>> proceeded to unscrew the broken-off lower portion of the spark plug and >>> brought the piece out, firmly set on the end of the screwdriver. The plug >>> has straight threads, of course, so was an "easy out". I had removed the >>> spark plug gasket as was/is proper for hemi's, but was not allowed to use >>> the boss' precision torque wrench. Live and learn. Whew. Getting the >>> spark plug gaskets off of the spark plugs is no easier now than it was then. >>> Wedge heads are advised here that the soft aluminum tube that surrounds the >>> plug and ignition wire in the hemi head curves around to fit closely to the >>> base of the spark plug and serves as the gasket. I still wonder how many >>> plug round trips that aluminum tube is good for. >>> >>> Recalling rich-est memories of Christmas' past at the station during the >>> winter. We were open, but closed early Christmas Eve and Christmas Day. >>> Some customers gave us Christmas tips and others brought fudge and cookies. >>> I loved working there in the '50's. We also closed early on New Year's eve, >>> mainly to avoid the drunks. The big Chryslers with 8.20X15 or 9.00X15 snow >>> tires never seemed to get stuck and had great heaters and defrosters. Those >>> parked outside often required a jump start, especially in sub-zero weather >>> that weakened batteries and thickened the motor oil. >>> >>> Best wishes to all for a Merry 300'ly Christmas and a Happy, Healthy and >>> Prosperous New Year. >>> >>> Rich Barber >>> >>> Brentwood, CA (27 last night-very cold for here) >>> >>> From: Chrysler300@xxxxxxxxxxxxxxx [mailto:Chrysler300@xxxxxxxxxxxxxxx] On >>> Behalf Of Ronald Kurtz >>> Sent: Saturday, December 24, 2011 6:17 AM >>> To: chrysler300@xxxxxxxxxxxxxxx >>> Subject: [Chrysler300] Spark plugs >>> >>> Hello, everyone: >>> >>> During reassembly of engine, drive chain and other parts, I always chase all >>> >>> threads to help assure proper bolt and nut torque with appropriate taps and >>> dies. J10Y plugs are specified as 14mm, according to the shop manual. Can >>> anyone >>> recommend the correct thread pitch to clean out the threads for the spark >>> plugs >>> in the cylinder heads? >>> >>> Best, >>> Ron Kurtz >>> E #292 >>> >>> [Non-text portions of this message have been removed] >>> >>> [Non-text portions of this message have been removed] >>> >>> >> >> >> >> [Non-text portions of this message have been removed] >> >> >> >> ------------------------------------ >> >> To send a message to this group, send an email to: >> Chrysler300@xxxxxxxxxxxxxxx >> >> To unsubscribe from this group, send an email to bob@xxxxxxxxxxxxx or >> go to http://autos.groups.yahoo.com/group/Chrysler300/join and select the "Leave Group" button >> >> For list server instructions, go to http://www.chrysler300club.com/yahoolist/inst.htm >> >> For archives go to http://www.forwardlook.net/300-archive/search.htm#querylangYahoo! 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