[bhagan10]

heads are casting #16485906 they are on a 68 chevy 350 bored 50 over what does that make the 350 a 359??? and its in a 93 mustang lx i know i know how could you do that ruin a mustang but this ford is built ford tough with chevy stuff LOL thanks for any help

 

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Vortec head. .

 

[techinspector1]

Read through this 2-page thread from another forum......
confuzed 906 heads - MonteCarloSS.com Message Board

 

[cobalt327]

heads are casting #16485906 they are on a 68 chevy 350 bored 50 over what does that make the 350 a 359??? and its in a 93 mustang lx i know i know how could you do that ruin a mustang but this ford is built ford tough with chevy stuff LOL thanks for any help

Welcome.

An overbore of 0.050" is exceedingly rare.

CID calculator from Wallace Racing. Bore would be 4.05", stroke is 3.48".

Short page on Vortec heads.