Page 193 of 2008 Performance Parts by Ford Racing Performance Parts

focus zx3 2.0l zetec cnc d aluminum head m-6049-zx3p assembled head · fits 2000-04 focus zx3 2.0l · cnc d for flow improvement and includes 3-angle valve job · cast from prime 319 aluminum · assembled with 21-4n stainless steel intake and exhaust valves production valve springs and retainers tappets cams and cam seals not included · intake valve diameter 33 mm exhaust valve diameter 30 mm · chamber volume 47.7 cc nominal · bare head weighs 28.3 lbs · production intake and exhaust manifolds bolt on typical airflow 28 of h20 depression as delivered lift intake flow scfm exhaust flow scfm cnc ported 2.3l duratec cylinder head m-6049-d23p · high-flow duratec cylinder head casting from 2.3l duratec engine · cnc porting increases flow approximately 15 on intake and exhaust · accepts stock valvetrain · fits 2003-06 focus with 2.0l/2.3l duratec engine · valves springs and retainers installed no cams .050 .100 .150 .200 .250 .300 .350 .400 .550 38.0 80.7 119.1 153.7 181.0 193.0 204.8 214.0 220.3 32.8 74.9 109.1 144.6 167.9 186.0 188.5 193.1 195.2 2.0l zetec intake and exhaust valves swirl polished 21.4n premium stainless steel intake and exhaust valves for high-performance cylinder head applications requires cylinder head to be modified to accept bigger valves will not work in production heads engine components zetec high lift valvespring set m-6513-zx3e · · · · springs will work with most cams up to .450 lift works with most high lift aftermarket zetec cams can be changed on vehicle no machining required includes valve springs and retainers m-6505-zx3 exhaust valve · service replacement for the cnc d ford racing zetec cylinder head m-6049-zx3p · 30 mm diameter m-6507-zx3 intake valve · service replacement for the cnc d ford racing zetec cylinder head m-6049-zx3p · 33 mm diameter zetec 4-cylinder dohc 2.0l 16v street performance camshafts m-6252-a203 · · · · radical street/strip profile manual transmission with headers cnc ported head with port matched intake increased compression recommended 10.5:1-12.0:1 · excellent power naturally aspirated plus super nitrous cam or with supercharger · rpm range 3,000-8,000 duration advertised valve lift .050 duration int ext int ext int ext 9.9 mm 9.9 mm 218° 218° 240° 240° 390 390 lobe separation 110° not legal for sale or use on pollution-controlled motor vehicles direct replacement part see pages 2-8 for important safety emissions and warranty information www.fordracingparts.com 191

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