What to look for in a used 4.0- will bar replacing a 4.6

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May 26, 2014 | 07:44 PM

#11

cromartie

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Overlanding

Joined: Dec 2011

Posts: 22

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so if I find a 4.0 block, all of my internals will fit? All I need to do is hone, new rings and bearings?

May 26, 2014 | 09:05 PM

#12

cromartie

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Overlanding

Joined: Dec 2011

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or is it easier to just buy a complete 4.0 and bolt it in..?

May 26, 2014 | 10:27 PM

#13

Dane!

Recovery Vehicle

Joined: Nov 2013

Posts: 798

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From: Las Vegas Nevada

It's always easier to buy it complete and bolt it in.

May 26, 2014 | 10:41 PM

#14

RoverMasterTech

Recovery Vehicle

Joined: May 2008

Posts: 811

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From: Howell, NJ

You will have to buy new oversized pistons and re bore to put them in a 4.0 block. You cant hone 100k miles of ring ridge out.

May 27, 2014 | 06:10 PM

#15

cromartie

Thread Starter

Overlanding

Joined: Dec 2011

Posts: 22

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So i cvan just buy a bosch 4.0 and switch the engines. Done and Done?

May 28, 2014 | 07:34 AM

#16

RoverMasterTech

Recovery Vehicle

Joined: May 2008

Posts: 811

Likes: 78

From: Howell, NJ

Yeees

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