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Old 02-08-2005, 03:20 PM   #7
all-trubo [STi]
Scooby Newbie
 
Member#: 41738
Join Date: Aug 2003
Chapter/Region: SCIC
Location: rancho cucamonga. ca/so cal
Vehicle:
04 jbp sti
twinscroll

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Quote:
Originally Posted by dsc
Use whatever weight the manual says to use. If the manual says 5W-30 it's because the clearances in the motor are designed for that viscosity. Using a heavier oil will result in reduced oil flow. Why would you want that?

Also, why is the motor using oil after only 50K miles? Is it a leak issue or a oil burning issue?
im positive its not a leak, its just consuming it. it was very minimal but now its about 1qt every 1k miles.
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