Hi there
I'm a new member from New Zealand, new owner of a 1988 Glastron CX-19 with 3.0L Mercruiser Alpha1.
I'm in a bit of a bind regarding sparkplugs.
Engine serial# OC434492
I went and brought a set today from the local REPCO and his manual said to use NGK BPR6EFS.
The plugs that came out...