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Old Feb 10, 2007 | 07:42 AM
  #1  
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From: NewEnglandA
Default gs400/GS430 timing belt

What is the recomended timing belt replacment for the V8 GS400/GS430 motor?

Is this motor an interferance motor?
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Old Feb 10, 2007 | 08:29 AM
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I believe it's 7 years or 90k miles, whichever comes first. And, yes, it's an interference motor.
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Old Feb 26, 2007 | 12:26 AM
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1uz is not interference but 3uz is
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Old Mar 2, 2007 | 05:34 PM
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Originally Posted by angus
1uz is not interference but 3uz is
All vvt-i 1UZ motors are interference motors.
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