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Author Topic:   434 and 434X
new8
Dirt Full Roller

Total posts: 42
posted February 08, 2002 05:56 PM
i would like to know if there is a difference in 434 and 434x? reason for this is that my block,heads,intake are all stamped 434x not 434.
thanks in advance.

Gofastturnleft
Dirt Roller

Total posts: 20
posted February 25, 2002 07:23 PM
From what I understand is the ones marked with a X are experimental heads before they actually started producing them--as far as them being different--it depends on the head # some heads were changed before mass production and some were just fine and left alone.

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