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Discussion Starter #1
should I be using 10/40 instead of 10/30? I live in Southern Cali, the car is always drivin at about 80/85 mph 5 days a week 160 miles/daily..... What is the best brand for my 82 Z n/a???
Any opinions or comments would be appreciated...
 

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how many miles on the engine ?? I am using 20w40 in my 73 and am ussing Quaker State and hav been for 47 yrs in my cars and never have had a problem. One thing if you use synthetic be ready for oil leaks , every one I haver known that has switched in a engine that hae lover 50k on it leaked , Good luck Gary Portland
 

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Discussion Starter #4
Vista, San Diego.... I drive a marroon Z, always on the 5 at 0530 in the morning, and 4:00 in the evening, youll hardly see me though I alwasy hall a#@.... give me a wave if you see me...
 

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Discussion Starter #5
197,000 and still running strong.. Once I throw a new flywheel and clutch the car would run 100%... For some reason, my Slave cylinder keeps slipping, I just replaced it 3 weeks ago....
 
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