Racingjunk Forums - View Single Post - What spark plugs do the procomp 210 angle plug heads take

03-12-2010, 07:45 AM

#13

wmeabates

Senior Member

MASTER BUILDER

Join Date: Sep 2005

Posts: 134

Drag motor,gas,no power adders.Multiply the comp ratio by .7 will put You close to the NGK heat range number for that comp. 13x.7=9.1 11x.7=7.7.Jeff 11.30x7.91.Bill.

Reply