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The “SUPERBOSS” head was designed to fill
the gap between all out racing heads and factory cast iron heads. Serious
horsepower levels can be attained along with civilized street behavior.
If you want to build the ultimate street & strip Cleveland motor,
“SUPERBOSS” heads are the way to go!
Standard
intake runner volume = 205cc |
Ported
intake runner volume = 230cc |
Combustion
chamber volume = 67cc |
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Standard
exhaust runner volume = 105cc
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Ported
exhaust runner volume = 125cc
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Solid bronze
manganese valve guides
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The SUPERBOSS heads have a unique raised
intake runner to optimize airflow and port velocity. The Parker
‘’FUNNELWEB” intake manifold is designed to fit this port configuration |
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Assembled with 2.19’’x 1.71 forged SS valves,
dual valve springs, 7/16’’ screw in studs w/matching guide plates,
Viton oil seals |
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| POWERHEADS competition CNC porting, 2.19’’x 1.71’’ forged SS valves, 650 lift roller
springs, 7/16’’ screw in studs w/matching guide plates, Viton oil
seals and professionally assembled |
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