Re: [Chrysler300] Hemi Rocker Arm Covers-Dechroming.

["Dave Schwandt" <finsruskw@xxxxxxxxxxxxxxx>]

Also, the some, if not all, 58's w/A/C have the solenoid return oil line 
plumbed into a fitting on the left cover also.


----- Original Message ----- 
From: "Paul Holmgren" <paulholm@xxxxxxxxxxxxx>
To: "Rich Barber" <c300@xxxxxxx>
Cc: "chrysler 300 Club Intl" <chrysler300@xxxxxxxxxxxxxxx>
Sent: Monday, April 19, 2010 4:00 PM
Subject: Re: [Chrysler300] Hemi Rocker Arm Covers-Dechroming.


> Rich Barber wrote:
>> Thanks to all who responded on this issue.  I’ve never had anything
>> de-chromed and assumed the acid/electrolytic stripping process might 
>> degrade
>> the surface of sheet steel.  Apparently the surfaces will not degrade 
>> past
>> the point that normal surface preparation and a good primer coat will not
>> overcome.  I'd guess that it may be highly dependent on the chrome shop
>> technician not to return a Swiss-cheesed cover.
>
>> By the way, I was looking at the parts book for interchangeability and 
>> see
>> that these special rocker arm covers for solid lifter hemi’s are the same 
>> LH
>> & RH and are interchangeable 1955-58, except for the LH side of ’57 & ’58.
>> What’s that all about?  Interference with a different power brake 
>> booster,
>> plumbing or some new accessory?  I’ll bet those LH side covers for ’57 &’58
>> 300’s are hard to find.
>
>> And, I’ll share the basic knowledge as I have learned it that the 
>> difference
>> between rocker arm covers for hydraulic lifter engines and solid lifter
>> engines is a small raised section under the spark plug wire covers that
>> provides needed clearance for the mechanically-adjusted rocker arms.
>
>> The parts book also indicated that the ’57 New Yorkers with “Power 
>> Package”
>> used the same rocker arm covers as the ’57 300’s, suggesting one could 
>> get
>> the 300 engine in any ’57 New Yorker.  As I recall, GM and Ford were
>> offering their power pack engines (Corvette, T-Bird, J-2, Tri-Power & 
>> etc.)
>> across broad ranges of their more mundane sedans and wagons at that time.
>
>> C-300’ly,
>> Rich Barber
>> 1955 Chrysler C-300
>
> Rich,  the 57 and 58 300 valve covers have a spot welded on coil mount, 
> there is
> a small difference between the 57 and 58, one leans more towards the rear 
> of the
> cover, placing the coil a little closer to the power brake booster, the 
> other
> leans the mount towards the front of the cover giving a little more space
> between the coil and the booster.  There is a swap meet vendor that has 
> started
> to make (modify) 'bumped' covers,  a reasonably decent job of replicating 
> the
> factory bumps, BUT NO coil mounts.
>
>
> -- 
> Paul Holmgren
> Mine: 2 57 300-C's in Indy
> Hers: 05 PT GT R/T HO Stage 1
> Hoosier Corps L#6
>
>
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>



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