REMARKS :
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"type 1" steel billet camshafts for Mitsubishi 4G63 DOHC engines (Lancer evo 1-2-3):
- engine fitted left / gearbox right (driver's point of view)
- ignition drive on intake camshaft with M8 bolt
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engine with hydraulic rocker arm studs. To use camshafts with mechanical profiles, mechanical studs MUST be used. In case of doubt, please contact your distributor
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FOR COMPETITION APPLICATIONS ONLY. Following details must be verified:
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the camshafs must turn smooth in the cylinderhead, provide free travel by machining where needed
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distance between valve seal and retainer at full lift must be 0.6mm at least
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minimum valve spring travel of 1.0mm at full lift must be provided
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distance between valve and piston 1.0mm (pref. 1.5mm). check 5-15° before TDC on exhaust, and after TDC on intake
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FLAT NOSE cam design
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negative radius cam design for improved midrange torque