'00 Merc 200 EFI - Use Hose connection or Muffs for running in driveway?

jimc_LA

Seaman Apprentice
Joined
Jun 18, 2007
Messages
36
Does anyone know about whether there is benefit of using the hose connection near the cowling or using typical muffs at lower pickup for running while at home in driveway? Will both work the same if you're planning on running engine as opposed to simply flushing with engine off?

Thanks.

Jim C
 
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