No clamp at the IAC side, at least not with mine, both M103 and M104. It's a tide fit, don't think a clamp is needed.

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1979 Black on Black, 300CD (sold), 1990 Black 300SE, Silver 1989 Volvo 780, 1988 300CE (vanished by the hands of a girlfriend), 1992 300CE (Rescue).