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rattling sound at cold start

mitmit

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i have just changed new engine oil, head gasket, oil filter, head gasket, valve seal, cleaned up cylinder head, rod, valve train etc .

now i am hving little problem which is rattling sound at cold start especially at night or morning when its very cold temperature but disappear after few seconds

so is this normal??
 

holdenvtman1123

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what engine oil are you using?
 

mitmit

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vxl branded oil with 20 50 grade
 

WogBoyz

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vxl branded oil with 20 50 grade
hey mate

that oil mite be a bit too thick and the ratteling sound is cus the oil hasnt reached that area yet when u start it up cold, once oil reaches there then the sound goes away

it maybe something else but thats just my thoughs man

good luck
 

mitmit

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thanks, I usually use shell branded oil with 10w30 grade and got this engine oil (gulf western oil 20 50 ) recommended by person at the shop because it was cheap.
anyway so which oil grade are best for this engine, i might replace the oil tomorrow see how it goes
 

danja

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Would help to know what engine it is, and how many kms?
 

WogBoyz

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im guessing an ecotec, i use mobile 1 5w50 and its great stuff i checked under my oil cap and inside is 100% clean its really good oil comes at a price of 50 - 60 bucks tho
 

holdenvtman1123

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i use gtx 3 in the winter and gtx 2 in the summer. gtx 3 is 15w 40. about 25 bucks. my car has done 450k and i service every 5k religiously.
 

mitmit

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thx guys,, i would try gtx3.
Mobil 1 maybe too dear for me at the moment because i have already spent more than $500 to the car since last week :cry:


its ecotec 3.8 v6 engine and has done 280k's
 

WogBoyz

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thx guys,, i would try gtx3.
Mobil 1 maybe too dear for me at the moment because i have already spent more than $500 to the car since last week :cry:


its ecotec 3.8 v6 engine and has done 280k's
ahh kk try the gtx3 if the mobile is a bit too expensive

also when u change the oil use and oil flush to clean all the old oil and crap out of it, then put ya new oil in and see how it goes :thumbsup:
 
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