REMARKS :
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Renault has used many different camshaft specifications. Please indicate following details when ordering:
- full engine code / year of manufacturing
- camshaft code: drilled markings in the middle of the camshaft (example: 5+2 dots)
- STD cam base diameter (33mm or 36mm) + cam height
- type of lash adjustment shim: 31.5mm (centered at outside) or 35.0mm (centered at inside)
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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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ONLY for use in competition engines with independent engine management (throttle position sensor) or carburettors
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effective follower contact surface: 35mm required