7420109 28x ( x is stamped in to the head)
and on the back on the head it has stamped 16h90
thanks guys
Edited by @milco@, 28 May 2006 - 08:24 PM.
red motor head ? check these numbers??
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_@milco@_
, May 28 2006 08:24 PM
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_@milco@_
_@milco@_
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Posted 28 May 2006 - 08:24 PM
i got a ported head on the weekend, i it looks pretty good, the valves are nice and big, i was just wondering what the numbers mean? i.e whats it off?
7420109 28x ( x is stamped in to the head)
and on the back on the head it has stamped 16h90
thanks guys
7420109 28x ( x is stamped in to the head)
and on the back on the head it has stamped 16h90
thanks guys
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