Front Shock Absorber 1950/1951

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p.p.
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Given Name: peter
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Front Shock Absorber 1950/1951

Post by p.p. »

need a little help:

the different between the front shock absorber assemly 1950 part nr. 52584 and the 1951 part nr. 54010 :?: :?:

i cannot see any different....

pease help, i need the part but dont now with nummber to order....

thanks
peter
owner of the jowett javelin Standard 1950 from new zealand,
there is no jowett club in switzerland. flying under "Rest of the World"
me name: peter pfister
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Re: Front Shock Absorber 1950/1951

Post by Forumadmin »

JAVELIN-TUNING-OCR.pdf
An answer can be found http://jowett.org/jowettnet/dt/tech/JAVELIN-TUNING.pdf in Section 5.

Shock Absorbers.
A 25% stronger all round setting is recommended for most tvpes of Competition work. As an alteration in the setting involves complete dismantling the Shock Absorbers, replacement by the stronger type is advised: these carry our Part Nos. : - .
Front 54385 (fitted as standard from Engine No. 16500
Rear 50467S (Competition)

The 1951 book has the 54010 type which was one with the rubber bump stop cup for the metal suspension not the later type without the cup for the rubber suspension. The 1952 book has J54470 but I have CD9079 hand written above which was an ammendment for the 1953 book.

The 1950 manual has extensive notes on how to refurbish and tune the shock absorbers. Possibly the fitting of different compression valves might account for different numbers. I suspect export models were fitted with harder B4 valves.
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p.p.
Posts: 433
Joined: Thu Apr 22, 2010 12:49 pm
Your interest in the forum: javelin 1950 standard
Given Name: peter
Location: switzerland, 9320 arbon

Re: Front Shock Absorber 1950/1951

Post by p.p. »

thanks for the infos :!:
you advice me to get the competition parts for "Rhowina" nr. 54585 for the front and 50467S for the rear :!: :?:

peter
owner of the jowett javelin Standard 1950 from new zealand,
there is no jowett club in switzerland. flying under "Rest of the World"
me name: peter pfister
Forumadmin
Site Admin
Posts: 20648
Joined: Tue Feb 07, 2006 5:18 pm
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Re: Front Shock Absorber 1950/1951

Post by Forumadmin »

Do you have metal or rubber front suspension?

My advice if you are doing rally work is to convert to rubber as it is less maintenance. Then fit Spax or similar adjustable shocks both front and rear so you can tune for diffrent road conditions.

If you are staying with metal, which is possibly more precise, then adjustable shock absorbers are not that easy to find. (Others please proove me wrong!)

Some have fitted nylon or other material to stiffen the rubber suspension.
jowettgeoff
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Re: Front Shock Absorber 1950/1951

Post by jowettgeoff »

Some while ago I had a chat with a technical guy from Spax (www.spax.co.uk) regarding early dampers. He said if I sent him an old one, there was a decent chance that they could replicate it, or at least find an alternative. This was some years ago, but maybe worth a try? Rubber-bush susp ones (adjustable) are no problem. I have them on my two Javelins and they're easily tuneable for either normal road or competition use.
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