its one of the coils.. get a light tester and check to see if power is going to both coils.. check grounds too... i had this same problem.. engine barly acce to 4k and it was slowwww doing it.. its one of ur coils im 100% good luck.
how do you remove the fan clutch on a 1994 mazda b 4000 4.0
The 2008 Mazda MAZDA6's engine produces 154 ft-lbs. @ 4000 rpm.
The 2005 Mazda MAZDA6's engine produces 155 ft-lbs. @ 4000 rpm.
The 2010 Mazda MAZDA6's engine produces 167 ft-lbs. @ 4000 rpm.
The 2011 Mazda MAZDA2's engine produces 98 ft-lbs. @ 4000 rpm.
The 2014 Mazda MAZDA3's engine produces 150 ft-lbs. @ 4000 rpm.
The 2014 Mazda MAZDA5's engine produces 163 ft-lbs. @ 4000 rpm.
The 2007 Mazda MAZDA6's engine produces 154 ft-lbs. @ 4000 rpm.
The 2012 Mazda MAZDA2's engine produces 98 ft-lbs. @ 4000 rpm.
The 2013 Mazda MAZDA2's engine produces 98 ft-lbs. @ 4000 rpm.
The 2006 Mazda MAZDA6's engine produces 155 ft-lbs. @ 4000 rpm.
The 2009 Mazda MAZDA6's engine produces 167 ft-lbs. @ 4000 rpm.