Massive has modified Crower's outstanding range of high performance camhsafts for the 2003-07 Duratec, manufactured and installed a duplicated shutter wheel for the unique 08+ cam position sensor.
Crower has been in the cam grinding business for 50+ years and produces some of the finest available valve train components.
4 grinds are currently available for this application:
Performance level - Stage 1 - Street use with emphasis on bottom end and mid range power. Works with stock springs up to factory rev limiter.
INT/EXH - Dur @ .050” Lift: 220°/214° RR: 1/1 Gross Lift: .374”/.363” LSA: 114° RPM: Idle to 7000 Redline: 7500
Performance level - Stage 2T - Forced Induction - Designed specifically for turbo or supercharger applications. Low duration, high lift profile. Requires Crower spring kit #84170.
INT/EXH - Dur @ .050” Lift: 220°/220° RR: 1/1 Gross Lift: .400”/.400” LSA: 112° RPM: Idle to 8000 Redline: 8500
Performance level - Stage 2 - 3/4 Race - Designed for street/strip applications in normally aspirated engines. Requires spring/retainer kit #84170.
INT/EXH - Dur @ .050” Lift: 228°/220° RR: 1/1 Gross Lift: .389”/.373” LSA: 112° RPM: 1000 to 7800 Redline: 8300
Performance level - Stage 3 - Full Race - Drag Race and radical Street/Strip. Requires #84170 spring kit and compatible ECU upgrade for optimum results. Rough idle.
INT/EXH - Dur @ .050” Lift: 236°/228° RR: 1/1 Gross Lift: .414”/.393” LSA: 112° RPM: 1100 to 8000 Redline: 8500
![Image](http://www.zeebone.com/gallery/d/95729-1/mASSIVE+08_+dURATEC+CAMS.jpg)
Just $449.17!!! We have a few sets in stock ready to ship! As with any camshaft install, ECU tuning is highly recommended post install.
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