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Old 02-04-2012, 08:03 AM
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DeSoto 341.

Does anybody know where I can get the specs for this 57 DeSoto 341 hemi?The engine stamp is S25-4T62I.Thanks.

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Old 02-04-2012, 08:50 AM
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Google 1957 desoto 341 hemi specs and choose your poison. Here's one that came up.
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Old 02-04-2012, 09:00 AM
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2x4`s can help

Hi ewoky409

I think I have what you need guy.

Bore&Stroke 3 25/32 x 3 51/64 cid 341.4
AMA Horsepower 45.7, 270@4600
Torque 350@2400
Compression 9.25
Valve Lifters Hydraulic,Lash 0
Oil pressure 50 psi at 30mph

Tune up Numbers

Spark plug Gap .035
Point gap .015-.018
Ignition timing 6 B
Fuel pump pressure 6 1/2
Idle speed 500
Cranking compression 160 psi
Condenser .25-.28 microfarads
Dist. dwell 26-28
Firing order 18436572
Left bank front to rear 1-3-5-7
Right bank front to rear 2-4-6-8

May I wish you the best of luck with your "Fire Dome"
I LOVE DeSoto`s

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