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1961-1965-409 Chevy casting No."333" # Heads - $350 (Finger Lakes)

condition: good
make / manufacturer: Chevy Impala SS
model name / number: 1958-65 Impala + Super Sport

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1964`-1965 Chevy 409 (1 pair)Small Valve Heads Casting No"333#Heads" with small chambers. Good Orig Condition - are Factory Stock castings"as pulled" (These are a good cylinder head for over-bored, and stroked Big Block big cube (409 + plus ) Builds aimed at higher Torque and Horse Power, with some porting flow work, these sleeper heads have ability to be "hogging out" (over-sizing the ports dimensions , modifying with bigger 2,0" + oversize valves for higher flowing CFM - ports in Flow-bench numbers ** Yet, these W heads have "cast in" shallow chambers which should provide a reasonably good compression ratio - Making a "street-able" High Performance Engine build-up for running on Today`s poorer 88-93 octane no-lead pump Gas.. when combined with "stock compression height" oversize 409 /348 Pistons ~ Asking $350 or best Reasonable Offer ( show contact info
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post id: 7079658573


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