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Two New Designs in World's Arsenal of Replacement Cylinder Heads for Small Block Chevy
Shared SpecsCast from 355 T6 aluminum23° valve angle64cc combustion chambersAngle plugAccommodate springs up to 1.550"Sold individually
Specs for Heads with 215cc IntakeFast burn, Vortec-style heads (perfect for serious street performance)2.08 and 1.60 valvesInterlocking valve seatsOffset rockers not required
Specs for Heads with 235cc IntakeDesigned for big flow on big inch small blocks (perfect for applications like World's Motown SBC 454)2.100 and 1.625 valvesOffset rockers required to allow usage of longer valves while maintaining rocker ratio
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