What plug should I be using?
09-02-2010, 10:42 PM
#1
Thread Starter
My Feedback: (22)
Join Date: Jun 2002
Location: Houston,
TX
Posts: 152
Likes: 0
Received 0 Likes
on
0 Posts
What plug should I be using?
Hi Guys,
I am running an XP254M Billet engine in my cat, turning 19,900 RPM and putting out 6.5 H.P.. I am currently using an NGK HIX-CMR9 Iridium plug down here in Houston, with temps are running in the mid to high 90's! Is that the right plug for this engine? Thanks.
Richard
I am running an XP254M Billet engine in my cat, turning 19,900 RPM and putting out 6.5 H.P.. I am currently using an NGK HIX-CMR9 Iridium plug down here in Houston, with temps are running in the mid to high 90's! Is that the right plug for this engine? Thanks.
Richard
09-02-2010, 11:18 PM
#2
Senior Member
Join Date: Feb 2008
Location: Old Hangtown ,
CA
Posts: 851
Likes: 0
Received 0 Likes
on
0 Posts
RE: What plug should I be using?
If engine is running well with carb needles set the way they are ..... Engines temperature is nice and warm .... and when inspecting plugs color finding it dark brown too med tan your just fine 
