7.1 Liter Duramax Kit

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Mar 5, 2008 | 12:11 PM

#11

2500HeavyDuty

Thread Starter

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Joined: Oct 2007

Posts: 14,872

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From: Houston, Tx

Quote:

Originally Posted by Wyatt Earp

The 7.8L looks considerably de-tuned at 275 HP but the Torque looks very nice at stock. Adding a few bits and pieces I'm sure that would crank out 400HP and 1000 FPT.

Engine Power 275 HP @ 2200 RPM
Torque 860 Pound feet @ 1450 RPM

Duramax Diesel

Back to the 7.1L dmax...

Mar 5, 2008 | 12:25 PM

#12

DangerousDuramax

BOMBARDIER

Joined: Apr 2007

Posts: 6,804

Likes: 319

From: Houston, Tx

Quote:

Originally Posted by Wyatt Earp

I don't know how they did that but isn't the 7.1L DMAX an inline 6 found in their commercial set ups? This is what you should go for - problem is the sump would likely hit the ground.

Bore X Stroke, clearanced heads, slight increase in head gasket thinkness.