Yamaha - Collar - 90387-172E5-00 MerCruiser-4-5L-MPI-Alpha-2003 It fits select Mercury and

It fits select Mercury and Mariner 2-stroke outboards from 30 to 150 horsepower

It fits Mercury 135–200 horsepower inline four-cylinder Verado outboards and select 75–115 horsepower and 135–250 horsepower OptiMax models

Heavy Duty Submersible Pumps can be combined with either an electronic float switch or the Ultima Switch for automatic operation

The platinum at the ground electrode adds extra protection against plug wear and gap erosion

Yamaha - Collar - 90387-172E5-00 MerCruiser-4-5L-MPI-Alpha-2003 It fits select Mercury and90387 172E5 00 COLLAR WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.