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400‚ valve
Everything you would come to expect from the experience gained manufacturing and developing the world renowned 3V Cleveland heads and intakes
with almost 300CFM at just
Near equal length runners with a choice of runner cross sectional openings at the plenum opening with enough material to increase area to 5
The CID Heads SB Ford Printed Sand Core SC2 5
CID DM 500 CNC Ported Symmetrical Port Big Block Chevy heads (Price per pair BARE) Chamber Softening 400‚ valvePRODUCT DESCRIPTION The CID DM 500 CFM Big Block Chevy head was a first for Australian Cylinder Head manufacturing at the time of their conception. Now these heads are made in the USA. At CID we wanted to address the issues associated with the factory BBC heads. First of all we wanted to make our head a symmetrical port head. No more left and right unequal length runners. We straightened up the valve angles to move away from the factory bath tub
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