Not an Alkeda after-life recruiting promise but a pair of GM HI-Perf 3964291 square-port heads, never assembled dated E070. Excellent condition, comes with new: SS intake/exh. valves, springs (GM3978627 in boxes), rocker arm studs (GM3931321 in bag), rocker arm nuts (GM3896648 in bag)- $3000. Also have a 5 blade, 3 rivet fan, each blade has PU and 916648 E78 100168 stamping - $300. Lastly, aluminum (snowflake) GM 3828613 intake, date behind shield, small repair by thermostat inlet - $300.
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