The following information was received via email on Mar 4, 2011 in response to a request for an "X" delay for the K550:
"You can obtain approximately 18 seconds by using the smoke element from a
K700W...RDK 33 Plus. Just remember this element does not use a delay spacer,
as it is full length."
Director of Operations
RCS RMC, Inc.
Cedar City, Utah