GM Engine Sizes (was Chevy engines)

Greg Hermann bearbvd at sni.net
Mon Nov 9 02:26:50 GMT 1998


>On Sun, 8 Nov 1998, Greg Hermann wrote:
>
>>
>> But the GMC V-6's and V-12's were good, tough, torquey, durable motors in
>> SI form--just goes to show that good gas motors do not usually make good
>> diesels. See also IH's 537-605 derived DV-551. But, for the exception that
>> proves the rule--try IH's 404-446 spark motor, which morphed into the
>> 6.9-7.3 V-8 diesel!
>
>The GMC V-6s were good motors and maybe the diesel version was okay, too.
>The V-8 stretch job with its MMouse crank was a bit too much however.
>
>The Intersmashable 404-446s were designed from the start a gas-diesel
>engines which explains their success in Diesel service. Of course, the
>Power Stroke 7.3 is a completely new design.

Only de heads, so far as I know--same bore centers, etc.

Regards, Greg





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