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Old 09-10-2003, 09:22 PM
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need help quick, reverse cooling flow heads on old block......

ok i got new heads off my uncle and they are from a 94-96 350 the casting numbers are 10125320. i research the cast number and it says reverse cooling flow. i am putting these on a 91 350 block, and i dont think its reverse cooling flow. will this be a problem? they are really nice heads, id hate to not be able to use them. thanks in advance guys.

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Old 09-10-2003, 09:27 PM's Avatar
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If you look at reverse flow heads you will see that the intake bolt pattern is different, also there is no water crossover passage front or rear, you have to use a reverse flow intake, gaskets and a reverse frow water pump to use this set of heads.
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