dobbs571
NAXJA Forum User
- Location
- Cuba,Missouri
Hello has any one took the cps and cut the bolt holes so could avance the timming.And what are the pros and cons of this and did it help figg avancing the timming would help .I have a 92 4.o HO with 5 sp .Trying to get alittle bit more milage out of it getting around 14.5 avg now hwy and city driving .going to try electric fan 99 intake manfold ,hi flo cat and any thing that will help milage any info will help