Heavy Duty Engine Oil (HDEO) - Diesel Vehicles

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WHich one to use?
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7
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1K
Ken2
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Schaeffer Tests-15W40
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19
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7K
Bio-T
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Rotella
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3
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965
SKUNKY
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Schaeffer Claims
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10
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1K
Mickey_M
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I know this is picky, but.....
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3
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842
Tim
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Chevron Delo 15W40 Questions
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15
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7K
Ken2
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Diesel Liberty
2 3
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46
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14K
vwoom
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Question RE: S3K Amsoil 5W-30 HDD
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7
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1K
msparks
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Mobil Delvac 5w40????
2
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21
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12K
ruking77
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Rotella gets a new label and CI-4+
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14
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2K
k1xv
Bryanccfshr
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Does High TBN and Ash cusde buildup.
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19
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8K
Motorbike
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John Deere Plus 50 Oil
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11
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14K
Cyprs
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Does Synthetic help seal rings?
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14
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3K
Cyprs
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Anyone try 10w-30 HDEO? 11.9 cSt for Rotella sounds perfect...
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19
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5K
Gary Allan
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AMSOIL..AME, AMF...
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5
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1K
Pablo
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15w40 for VAG 1.8T...too thick?
2
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28
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15K
vwoom
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Full Synthetic Mobil Or Delo 400
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10
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2K
1sttruck
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Castrol RX 15w40?
2
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20
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16K
cryptokid
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10W-30 Or 15W-40 Delo In 05 6.0
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4
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1K
JHZR2
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Posted UOA of Delvac 1300 15W-40 "CI-4 Plus"
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6
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2K
Gene K
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Tech2000/Walmart
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8
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4K
Cyprs
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is 15-40 good for gas truck
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4
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1K
Gary Allan
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1st oil analysis
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4
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983
steiner43511
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Whats too cold for 15w-40?
2 3 4
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63
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66K
Bio-T
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Delvac 1 prices?
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1
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934
Last_Z
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Capabilities of Various Oil Ratings
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5
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963
Stinky Peterson
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winter front 1992 Cummins Diesel
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14
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5K
Cyprs
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Low oil pressure Question.
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7
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6K
Steve S
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Need a great syn for my diesel?
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7
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2K
Arup
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Shell Rotella T SB 0w40
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6
Views
4K
srivett
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