spark plug help

[piperdog]

hello,can you tell me the spark plugs that go in a 1976,65hp,3 cylinder .if its this .. BUHW ,what is the differance between that one and the BUHW 2..THANKS PIPERDOG

 

[Laddies]

Re: spark plug help

BUHW is the correct plug the -2 is a range hotter with a slightly larger internal gap