MHR replica plug.

McScooterson

PSEUDO TUNING

• 16 August 2007

• #1

I'm riding on a Yamaha Zuma with a Minarelli horizontal motor. I replaced it with a MHR replica 70cc, and am having a hard time finding the correct spark plug. I've narrowed it down to a "9" heat range, but I don't know whether I need a bpr9hs, br9hs, or a b9hs.
Thanks guys.

 

xzburnoutzx

Italjet Dragster

• 25 August 2007

• #2

Are you shure u need a short thread plug, atleast piaggios have a long thread plug on a MHR rep, and I used B9EG.

 

McScooterson

PSEUDO TUNING

• 25 August 2007

• #3

That sounds like a Liquid Cooled plug.(?)
I'm running the good ole' American standard A/C. BS

 

Cruz_e_Silva

R^4

• 28 August 2007

• #4

BR9HS or B9HS if you don't have electronic anciliaries.