Moses Ludel S 4wd Mechanix Magazine How To Oil Filtration For 4 0l The 4 liter is a flat tappet motor, so do not use an sm api rated oil. it will not lubricate properly, as they have lowered the zddp levels in the newer oil. i would also recommend the use of a better filter. wix is one of the best available for a reasonable cost (less that $6). stay away from fram. 207 posts · joined 2015. #2 · may 3, 2022. i use traveller oil from tractor supply (and their marine grease, too), and for filters i use napa gold wix. sent using tapatalk. 2006 jeep wrangler sport, 4.0 l, 6 speed manual, dana 30 44, soft top, full doors. iowagold.
How To Change The Oil In A 4 9l Inline 6 Youtube From: middle tn. i have cut several different brands of filters open to look at them. the wix or napa gold are very impressive, much better quality and surface area but they are the most expensive. if you change at reasonable intervals it probably makes little difference. reply like. ford inline six, 200, 250, 4.9l 300 what best oil and oil. I've used valvoline max life 5 30 or 10 30 with good results. this. been using 5w 30 maxlife for almost 10 years now. when i switched from 10w 30 to 5w 30, the lifters really quietened down on startup. 1994 zj i6 w 275,000 mi hunter green. 1997 zj 5.2 w 69,000 mi bright platnium. 1998 zj 5.9 w 66,000 mi slate black. A broken in 4.0 will run well on almost anything as long as you stay with the manual's grades (10w30 or 5w30 cool months). that said i do prefer "thick for grade" oils in the 4.0 like rotella or pennzoil high mileage. castrol high mileage and mobil 1 high mileage are on the thick side as well. stock wj warrior. A step by step walk through on how to change the oil on a jeep 4.0l 6 cylinder wrangler tj.
6 0l Power Stroke Oil Change Procedures Oil Selection Guide A broken in 4.0 will run well on almost anything as long as you stay with the manual's grades (10w30 or 5w30 cool months). that said i do prefer "thick for grade" oils in the 4.0 like rotella or pennzoil high mileage. castrol high mileage and mobil 1 high mileage are on the thick side as well. stock wj warrior. A step by step walk through on how to change the oil on a jeep 4.0l 6 cylinder wrangler tj. So i am switching to royal purple hps synthetic oil and rp synthetic oil filter for my 1993 grand cherokee 4x4 automatic with the inline 4.0 6cylinder. i think the standard specs rec the 10w 30 but i would like to know asap what peeps recommend for the weight of the oil. live in the pacific northwest seattle area so not too cold and not too hot. Nothern usa. mar 19, 2010. #8. my point was that the lower pressure with the napa gold could mean a less restrictive filter and more flow to the engine. or the cheaper filter could be giving more flow and more dirt. in comparing made by wix to made by wix, i would expect the more expensive filter to be better. s.
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