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2.2turbo pistons for my 198ci
https://slantsix.org/forum/viewtopic.php?t=2404
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Author:  christian [ Sun Jul 15, 2001 10:36 am ]
Post subject:  2.2turbo pistons for my 198ci

Hi Folks !

I´m planning on putting 2.2l turbo pistons into my stock 198ci, together with a 225ci crank. Do the stock piston pins fit the 2.2 pistons? What compression ratio does this combo give ? I live in germany and 98 octane fuel is available (for the hefty price of 4$ a gallon, but that´s another story...)
Thanx a lot !

Christian

charged@cityweb.de

Author:  Doctor Dodge (Doug Dutra) [ Mon Jul 16, 2001 3:03 pm ]
Post subject:  Re: 2.2turbo pistons for my 198ci

Quote:
: Hi Folks !
:
: I´m planning on putting 2.2l turbo pistons into
: my stock 198ci, together with a 225ci crank.
: Do the stock piston pins fit the 2.2
: pistons? What compression ratio does this
: combo give ? I live in germany and 98 octane
: fuel is available (for the hefty price of 4$
: a gallon, but that´s another story...)


The Pin size is the same, use the pins that come with the 2.2 pistons you get.

Please go to the articles section and read (re-read) the Stroking the SL6 article. The compression rations are listed there.
DD

Author:  Smith [ Mon Jul 16, 2001 6:51 pm ]
Post subject:  Re: 2.2turbo pistons for my 198ci

FYI
Just got back from the machine shop my 225 with 198 rod motor. Using KB's hypereutectic 2.2 turbo pistons #KB268 in 0.5mm OS (3.465") with Hastings 2M4222 .020" rings (moly). Deck was cut about 0.010" to cleanup gasket surface, and pistons in this block are at about 0.015" measured below the deck. This piston uses 1.5 mm comp. rings and a 4.0 mm shallow oil ring, and is not offset. Have installed on rods as a press fit, and with the valve reliefs facing the correct way. With a 45 cc chamber, and this combo I expect about a 10:1 CR with 232 cid. Check out Hastings web site, they have lots of good info on all types of engine related "stuff", <A HREF="http://www.hastingsmfg.com">www.hastingsmfg.com</A>. KB's site is <A HREF="http://www.kb-silvolite.com">www.kb-silvolite.com</A>.


sgw041454@aol.com

Author:  Doctor Dodge (Doug Dutra) [ Mon Jul 16, 2001 10:46 pm ]
Post subject:  Re: 2.2 turbo pistons for my 198 rods

Quote:
: FYI
: Just got back from the machine shop my 225 with
: 198 rod motor. Using KB's hypereutectic 2.2
: turbo pistons #KB268 in 0.5mm OS
: (3.465") with Hastings 2M4222
: .020" rings (moly). Deck was cut about
: 0.010" to cleanup gasket surface, and
: pistons in this block are at about
: 0.015" measured below the deck. This
: piston uses 1.5 mm comp. rings and a 4.0 mm
: shallow oil ring, and is not offset. Have
: installed on rods as a press fit, and with
: the valve reliefs facing the correct way.
: With a 45 cc chamber, and this combo I
: expect about a 10:1 CR with 232 cid. Check
: out Hastings web site, they have lots of
: good info on all types of engine related
: "stuff", <A HREF="http://www.hastingsmfg.com">www.hastingsmfg.com</A> .
: KB's site is <A HREF="http://www.kb-silvolite.com">www.kb-silvolite.com</A> .


Sounds like another "happy" long rod Slant Six engine combo comming together.
Boy,...from day-one, I always liked how these go together and run. Once you have "done & run" one of these long rod motors, there is no going back!
DD

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