REMARKS :
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for race engines, without positioning marks in the camshaft. (A-B) homologation tolerances on all camlobes. ON SPECIAL DEMAND ONLY
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Distance between valve and piston should be 1.0mm at least:
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check 5-15° after TDC on intake
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check 5-15° before TDC on exhaust
Machine pistons if required. Wrong installation can cause severe engine damage!
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ONLY for use in competition engines with independent engine management (throttle position sensor) or carburettors