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Message: <blockquote data-quote="swampratt" data-source="post: 4172138" data-attributes="member: 15054">In my 1995 Corolla manual it stated 1/2 a quart of oil will be consumed every 3000 miles and to change the oil every 3000 miles.Like clock work at 3000 miles it would be a quart down.I built 2 ford 302 engines one the bored and honed  with deck plates installed tha mimick the cylinder head being bolted down to the block.It will actually pull the cylinders out of round.With Torque plates used the engine did not use any oil.The other engine with same rings and pistons and heads and cam used 1 quart at 3000 miles.How bad out of round and how bad is the oil ring seal or valve guide clearance to cause 1 quart in 1000 miles.JUNK!Maybe very thin cylinder walls.Maybe they run these engines too hot.195 max and sometimes my stuff may see 200° F.I have zero qualms with 160°Before you say engine wear happens with low temps  i will say over way over 400,000 miles on my favorite 1969 300HP 350 No ring ridge and standard bearings and stock bore.It has ran over 300,000 miles for me and temps stay in the 130-160 for 90% of the time.So that cold engine and wear I do not buy into.Good oils and filters.If I had to deal with 1 quart for 1000 miles I would stick in some T6 Rotella 15-40 and see what happens.I would also change the Thermostat for a 180°That is just my old school thinking.I had a 1994 gm truck with 5.3 given to me that only needed detailed and a water pump replaced.I wanted nothing to do with that LS in my yard and quickly sold it.</blockquote>

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