The "Shorty" plugs are that much shorter. 1/4" maybe.
Robert1320 Pro Stocker Jul 28, 2006 2,176 0 0 Indianapolis, Indiana www.cdrperformance.biz Aug 5, 2010 #11 The "Shorty" plugs are that much shorter. 1/4" maybe.
grizwald Top Fueler Feb 21, 2008 3,300 0 36 Ontario, Canada Aug 10, 2010 #12 i run accel shorties with taylor plug boots. no issues.