Paul,
You are right about the flat top pistons in the '76 engine. I used the flat
tops in my '77 1500 to increase the compression ratio. I don't know of any
reasons why you could not do the same for your '79 engine.
Michael Altomare
'77 Spitfire 1500
Kennesaw, GA
-----Original Message-----
From: Mostrom, Paul <Mostrom.Paul@principal.com>
To: 'Craig Smith' <CraigS@iewc.com>; 'Douglas Braun & Nadia
Papakonstantinou' <dougbert@rcn.com>; spitfires@autox.team.net
<spitfires@autox.team.net>
Date: Tuesday, September 07, 1999 6:13 PM
Subject: RE: Cylinder head interchangeability
>
>Someone correct me, but I'm pretty sure that the flat top pistons from the
'76
>1500 engine are what make the difference. Vicki Brit lists the '76 pistons
as
>'flat top' with a 9:1 ratio. The '73-'75 and '77-'80 1500 pistons are
dished
>with a 7.5:1 ratio.
>
>Now can anyone out there tell me. Can the '76 flat top pistons be put into
a
>'79 1500 engine? I have a spare engine that I plan on rebuilding for my
'77
>and I don't intend to build it stock.
>
>Thanks,
>Paul Mostrom
>'77 Spitfire 1500
>> '80 Ford F-100 (Triumph Support Vehicle)
>>
>>
>'Black holes, where God divided by zero......'
>
>
>
>
>-----Original Message-----
>From: Craig Smith [mailto:CraigS@iewc.com]
>Sent: Tuesday, September 07, 1999 3:07 PM
>To: 'Douglas Braun & Nadia Papakonstantinou'; spitfires@autox.team.net
>Subject: RE: Cylinder head interchangeability
>
>
>
>My understanding is the high comp. comes from a longer stoke.
>Bore size on a 1296 is 2.90"
>Bore size on a 1493 is 2.90"
>
>You might change the heads and not get anything.
>
>-----Original Message-----
>From: Douglas Braun & Nadia Papakonstantinou [mailto:dougbert@rcn.com]
>Sent: Tuesday, September 07, 1999 2:38 PM
>To: spitfires@autox.team.net
>Subject: Cylinder head interchangeability
>
>
>
>Hello,
>
>Would a head from a '65 1500 engine fit my '72 1300 engine?
>The engine is the later-type 1300, which uses the 1500-style
>head gasket.
>
>The '76 cars were supposed to have 9:1 compression, and
>(possibly with a bit of milling), I could have a high-compression
>head for my car without messing up the original one...
>
>Doug Braun
>'72 Spit
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