Originally Posted by TUCCI

Thanks for the input everyone...going to index regardless, just makes sense pointing the plug in the right direction especially if the plug your using only has one grounding strap. I suppose if I were using a plug with four straps one or more would be pointing at the intake? But since I dont read much about those plugs being used much its best to keep it simple.....take care, Tucci

Originally Posted by TWIN CAM 96

Talked alot of people/wrenches you don't gain anything by indexing unless you have a very hopped up motor and race it It's just a waste of money & time!
But to each his own!

Originally Posted by lhgdale

I'm changing out the plugs on my 2012 street glide today so I figured I will see how close I can get without using any washers.

Just so I get it right.... Mark the plugs ground strap side (not the open side) and place the mark at 4-5 o clock on the rear cylinder and 7-8 o clock on the front?

I figure it can't hurt anything.

Thanks for the help!