Cylinder head change

Information relating to the Matchless G80 or AJS Model 18 500cc Heavyweight.
Locked
User avatar
Pharisee
Member
Posts: 1126
Joined: Tue Mar 15, 2016 8:51 pm
Location: Lincolnshire UK
Contact:

Cylinder head change

Post by Pharisee »

Could anyone tell me what year the cylinder head casting was changed to use the short push rod tubes, please?
I'm from the Fens.... Gimme six.
User avatar
dave16mct
Member
Posts: 3234
Joined: Mon Jan 01, 1990 12:00 am
Location: LANCASHIRE UK

Re: Cylinder head change

Post by dave16mct »

1956.

Dave.
User avatar
Pharisee
Member
Posts: 1126
Joined: Tue Mar 15, 2016 8:51 pm
Location: Lincolnshire UK
Contact:

Re: Cylinder head change

Post by Pharisee »

dave16mct wrote:1956.

Dave.
Thank you, Dave :)
I'm from the Fens.... Gimme six.
User avatar
Pharisee
Member
Posts: 1126
Joined: Tue Mar 15, 2016 8:51 pm
Location: Lincolnshire UK
Contact:

Re: Cylinder head change

Post by Pharisee »

There was another change later.... What year would that have been (both use the short push rod tubes)?

From this (ignore the text) :-

Image

To this (ignore the text) :-

Image
I'm from the Fens.... Gimme six.
Locked