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Cast Aluminum Hemi Heads from Hot Heads Research
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Cast Aluminum Hemi Heads

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Description:HOT HEADS cast aluminum heads fit 331/354/392 Chrysler Hemi blocks manufactured from 1951 - 1958. They interface with all stock components and have the following features and specifications:

75 lbs. lighter than stock

designed on auto cad from a 1955 high-port Hemi head raised intake ports

improved rectangular shaped exhaust ports

1/2" push rod holes

no heat riser area or water ports to intake manifold

strong 5/8" thick deck and combustion chamber

cast from 356-T6 aluminum using latest technology

CNC machined including combustion chambers

bronze guides and hardened seats for unleaded fuels

SS valves (2 1/16" intake - 1.80 exhaust with 11/32 stems)

spark plug tube seals are machined into head

100% leak tested for quality control

finish head work (installation of seats, guides, valves and springs)

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