2.0 & 2.3L Duratec

Ford / Mazda - 2.0L & 2.3L Duratec
Performance level - Stage 2 - 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°/° RR: 1/ Gross Lift: .400”/” LSA: 112° RPM: Idle to 8000 Redline: 8500 (Intake Side Only) Learn More

Ford / Mazda - 2.0L & 2.3L Duratec  (Intake Only)
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:211°/xxx° RR: 1/1 Gross Lift: .397”/.xxx” LSA: 114° RPM: Idle to 7000 Redline: 7500

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