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-   -   Please identify those pistons (http://forums.pelicanparts.com/911-engine-rebuilding-forum/1041536-please-identify-those-pistons.html)

hbrand 10-01-2019 09:02 AM
Please identify those pistons
 
1.) This is a 2.0 piston

http://forums.pelicanparts.com/uploa...1569949198.jpg


2.) This piston is in my 1973 911 unknown size.

http://forums.pelicanparts.com/uploa...1569949315.jpg


greetings, Harold

Flat6pac 10-01-2019 09:28 AM
Measure across the bore
2.0 is 80mm
2.2/24 is 84mm
The valve relief for a 2.4 are too deep for even the S for 72/73.
Bruce

hbrand 10-02-2019 12:52 PM
pistons
 
Can't measure the 73 engine piston, engine is still running great.
Picture done with bore scope.
Greetings, Harold

targa72e 10-03-2019 11:15 AM
Take a look at this thread for comparison pics of 2.4 pistons. I would guess 2.4E.
http://forums.pelicanparts.com/porsche-911-technical-forum/501850-mahle-cylinders.html

Thanks,

john

hbrand 10-03-2019 01:24 PM
Pistons
 
Thanks, this is a big help.

Greetings, Harold

Quote:
Originally Posted by targa72e (Post 10612606)
Take a look at this thread for comparison pics of 2.4 pistons. I would guess 2.4E.
http://forums.pelicanparts.com/porsche-911-technical-forum/501850-mahle-cylinders.html

Thanks,

john

pors1968 10-19-2019 04:47 AM
Check date head.


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