Jeep YJ Forum Second generation of the classic Jeep - manufactured from 1987 till 1995. Known by their square headlights.

4.0-4.2 what to do.

Old Jan 2, 2011 | 06:53 PM
  #1  
1991yj's Avatar
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From: Warkworth
Default 4.0-4.2 what to do.

Im currently new to the Jeep scene and am a bit boggled over what to do. What is the better motor to 'stroke'. The 4.0 H.O and or the 4.2 H.0. I am wanting to build the motor and jeep myself and am trying to find leads on the how to??? somewhere here. Where can i find a do it yourself on how to stroke a motor from start with just the block. Any leads is greatly appreciated..
Old Jan 3, 2011 | 12:59 AM
  #2  
jonz's Avatar
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From: Corner Brook
Default Re: 4.0-4.2 what to do.

http://www.jeepforum.com/forum/f12/poor-man-stroker-motor-615665/

it might help .... 4.0 block with 4.2 rods n crank...if i read right
Old Jan 3, 2011 | 01:04 AM
  #3  
jonz's Avatar
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From: Corner Brook
Default Re: 4.0-4.2 what to do.

http://www.fourwheeler.com/techarticles/engine/129_0711_1987_2006_jeep_40l_inline_six/index.html
Old Jan 16, 2011 | 01:30 PM
  #4  
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From: beaverlodge,alberta
Default Re: 4.0-4.2 what to do.

checkout pirate 4x4 there is always good info on there for research just have to cut throught the bs .
Old Jan 16, 2011 | 01:49 PM
  #5  
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Joined: Oct 2009
Posts: 111
From: Owen Sound Ontario Canada
Default Re: 4.0-4.2 what to do.

If you are going spend the money go with a v8 swap. Can't go wrong with that. If you can change a motor you can do the swap.
Old Feb 8, 2011 | 08:31 PM
  #6  
Sid1966's Avatar
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From: Dryden,On
Default Re: 4.0-4.2 what to do.

http://www.jeep4.0performance.4mg.com/stroker.html good info here

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