Wrighting on intake casting


1 reply to this topic
  • cbwood

Posted March 29, 2010 - 11:13 AM

#1

I have an '06 450 bought used so..... on the right side, on the outside, on the intake runner on the head are some numbers hand etched into the casting they say "4X6" and "89". Any idea what they are?

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  • grayracer513

Posted March 29, 2010 - 12:38 PM

#2

Match numbers used at the factory. They mean nothing to you.





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