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    Delvac 1300 15w-40 2012 GMC 2500HD Duramax 7300 mi

    Purchased truck new in June of '12. First oil change at 2500 miles, I used delvac 1300 15w-40 and a Bosch Distance Plus oil filter. This sample was done a few weeks ago with 7300 miles on the oil/filter, 9800 miles on the truck. I did not change the oil at the time of the sample. Truck was...
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    Recommended oil for new BMW 535i when I change it.

    At approx 2k miles I changed it myself using Valvoline SynPower 5w-40 which meets BMW LL-04. I have another 6 quarts left of it from an Amazon deal last year. I will change it again at 7500 miles. BMW will of course change it once a year or every 15k, so I will continue to change it at 7500...
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    Pennzoil Ultra 5w30 10k miles 2007 Denali 1500 6.2

    History of OCs: 11-07 2361 M1 5w/30 M1 filter 08-08 11792 M1 5w/30 M1 filter 08-09 22097 M1 5w/30EP M1 filter 04-10 32345 M1 5w/30EP M1 Filter Sample prior oil 09-10 38208 Penz Plat 5w/30 M1 filter 10-11 47734 Penz Ultra 5w/30 Pure 1 filter 06-12 57888 G-oil 5w/30 Pure 1 filter Sample prior...
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    Long baldwin filter for new GMC 1500 with 6.2 gas

    I just got a new GMC Denali 1500 truck with the 6.2 motor. I would like to use a long baldwin filter. Oil will be M1 5w-30 with OCI at 7500-10k miles. From what I understand the same filter that fit the 6.0 gas motors will fit the 6.2. Here is a list of Filters from LS1.com that should fit...
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    redline racing oils- no HTHS listed on their site

    They list it here for their standard oils, but not here for the racing oils. Does anyone know where to get that info? Friend is running redline 40wt racing oil in my old Z06 that I sold to him. The motor has been upgraded with head and cam work. Its now 462rwhp and 421 rwtq. He has an oil...
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    91 acura legend 169k after 2 ARX treatments

    Sorry no pics of under the rocker covers. I bought this car back in Oct with 161k, a one owner car. Previous owner provided me with service records from day one. Oil changes with dyno oil every 3-4k miles. I did 2 treatments of ARX using advanced auto 5w-30 oil and purolator standard oil...
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    ARX Second Application question

    91 acura legend 165k miles. maintance history is dyno oil every 3-4k miles by previous owner I just finished the First application. Oil was pretty dirty after 2300 miles of rinse phase. I looked at the instructions: http://www.auto-rx.com/pages/applications.htm I now have fresh oil and...
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    HTHS of M1 Truck SUV?

    Does not list it on the Mobil 1 site. Did a search here and could not find it either.
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    acura legend diff-what redline?

    Going to go with redline MTL in the tranny. Will the 75w-90NS be good for the diff? Yes it does have a diff mounted up front that is seperate from the tranny, takes 1 whole liter.
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    acura legend w/ 160k last owner used slick 50 :(

    I just bought a 1 owner 91 acura legend 3.2 6 cyliner w/ 160k miles. Oil was changed every 3-4k miles with dyno oil. He told me that he used slick 50 3-4 times and some other additives at every oil change for a while from 90-110k miles. I can see where he requested it when he took the car to the...
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    M1 0w-40 got hot again at the track so tried some motul 300v 10w-40 in my Z06

    Here at VIR in VA running with Viperdays. First session out with M1 0w-40 and sure enough got over 300 in 15 mins again. Last track event a sebring it did the same. Oil pressure at idle and 300 was 29psi at sebring. This time when over 300 the oil pressure was only freakin 24psi. So saw the...
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    old school M1 15w-50 red cap vs 15w-50ep for track use

    A friend has his Z06 stroked out to a 383, the engine builder recommends M1 15w-50. What do you guys think of the New 15w50ep with its HTHS of 4.4 compared to the old 15w-50 and its HTHS of 5.1? Any disadvanage to either? What about in the cooler months? The car will be tracked but does have...
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    99 BMW 740il Mobil 1 10w-30 7800 miles Water in sample

    M1 10w-30 7850 miles on oil 67100 miles on car BMW oil filters First sample on this car. We have owned it for the last 15k miles. I have BMW 5w-30 synthetic in it now. Will try M1 0w-40 next. Ok whats up with the water in the oil? Wife does use it for some short trips, 5 miles to the grocery...
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    Mobil 1 0w-40 01 Z06 5200 mi

    67814 on car 5213 on oil Here is a link that has the past 2 UOAs: http://theoildrop.server101.com/cgi/ultimatebb.cgi?ubb=get_topic;f=3;t=002372 Just 5200 miles as this was the first time that I ran M1 0w-40. I had 2 trackdays down in Sebring, FL temp where in excess of 300° in seven sessions...
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    What is going on with my engine internals at 300°f on the track?

    01 Z06 with 67k miles. 25 trackdays. My UOAs in the past have been pretty good: http://theoildrop.server101.com/cgi/ultimatebb.cgi?ubb=get_topic;f=3;t=002372 I just drained some M1 0w-40 after 5200 miles and 2 trackdays with peak temps over 300°f this time. One session I even saw 307°f...
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    Heavier oil = higher temps??

    I have been running M1 5w-30 and 10w-30 in the past on the track. I think I saw 300° once at VIR when the temps where in the low 90°s. Most of the time it was 290° after a full 30 min session Well this past w/e I was using M1 0w-40 at Sebring, after 4 hard laps (10-12 mins) I was over 300°...
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    Redline 20w-50 in a 99 BMW 740il?

    I just picked up 11 quarts of redline 20w-50 at advanced auto as they where clearing it out for $2.99. Plus they had a $1 rebate per quart. They only had 3 10w-30s and 4-6 of the 5w-20s. Can I run this in a 4.4 liter 99 740il? Thanks!
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    Is BMW branded oil? GC?

    Mechanic I know that works at a BMW dealership. The other day he drops by and brings me 8 qts of the BMW brand 5w-30. Is this GC? Guess I'll use it in the 740 for the next change. YIKES!! I found this http://theoildrop.server101.com/cgi/ultimatebb.cgi?ubb=get_topic;f=1;t=008933 [ March...
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    01 Z06 7780 miles Mobil 1 5w-30

    Hope you can see it ok. baldwin oil filter. More later.
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