Diesel Bombers

1st Generation Dodge Cummins 89-93 Discussion of 12 Valve 5.9 Liter Dodge Cummins Diesels with Rotary Injection Pumps

crack in head?

Thread Tools
 
Search this Thread
 
  #1  
Old 10-21-2010, 10:28 PM
1989 5.9's Avatar
Diesel Fan
Thread Starter
Join Date: Sep 2010
Posts: 10
Likes: 0
Received 0 Likes on 0 Posts
Default crack in head?
there is cracks in my 89 head by the valves were the injectors come threw should i use this head or find a new one?
 
Reply Like
  #2  
Old 10-21-2010, 10:59 PM
Begle1's Avatar
Diesel Bomber
Join Date: Mar 2007
Location: Capo Beach, CA
Posts: 3,910
Received 335 Likes on 247 Posts
Default
Yours and every other Cummins head on the planet.

It'll probably be a problem after another few hundred thousand miles.
 
Reply Like
  #3  
Old 10-22-2010, 05:24 AM
stillcummin's Avatar
Diesel Enthusiast
Join Date: Apr 2009
Location: Chardon,Oh(cleveland
Posts: 255
Likes: 0
Received 2 Likes on 2 Posts
Default
depends how deep/wide they are.cummins has these pics in their manual.
 
Reply Like
  #4  
Old 10-22-2010, 09:26 AM
RSWORDS's Avatar
BOMBARDIER

Join Date: Mar 2007
Location: Gloucester, VA
Posts: 11,159
Received 918 Likes on 537 Posts
Default
Your fine unless you can see through them. The non-I/Ced heads (like yours) do it worse due to the larger injector holes.
 
Reply Like
  #5  
Old 10-22-2010, 11:27 AM
Billy D's Avatar
Diesel Bomber
Join Date: Nov 2009
Location: Ohio
Posts: 1,026
Received 45 Likes on 40 Posts
Default
Great, Goldie non-I'C'd
 
Reply Like
  #6  
Old 10-22-2010, 03:17 PM
RSWORDS's Avatar
BOMBARDIER

Join Date: Mar 2007
Location: Gloucester, VA
Posts: 11,159
Received 918 Likes on 537 Posts
Default
Originally Posted by Billy D
Great, Goldie non-I'C'd
it is SERIOUSLY nothing to worry about, the crack show up VERY early in life and do no harm...
 
Reply Like
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
Do head studs need to be re-torqued with O-rings
TheMacster
5.9L 24V Performance
2
04-14-2015 07:01 PM
Changing head gaskets with engine still in truck - any tips/how to info. Head studs??
klein444
6.2L & 6.5L Performance
7
04-14-2015 09:04 AM
Head rebuild
Vmason
Ford Powerstroke 99-03 7.3L
1
01-21-2015 11:33 PM
6.7 head on a 05 5.9 block?
Adam65
5.9 Liter CR Dodge Cummins 03-07
1
01-09-2015 11:50 PM
An In-Depth Look At Hamilton Cams' 12-Valve Cummins Cylinder Head
Diesel Bombers
General Diesel Related
0
10-31-2014 08:10 AM
Back to Subforum
1st Generation Dodge Cummins 89-93
View Next Unread
Torque spec question




Advanced Search
Quick Reply: crack in head?


Reply Closed Thread Share

All times are GMT -5. The time now is 02:21 AM.