bigdawg Posted October 12, 2013 Author Share Posted October 12, 2013 Will do, pan down camshaft is fine, valve train has lota of slack, 1/4 " on rockers, possible issue but cant figure out why, lifters look good, push rods look good all same length, no slack on the rockers . Still lost . Quote Link to comment Share on other sites More sharing options...
bigdawg Posted October 12, 2013 Author Share Posted October 12, 2013 Will do, pan down camshaft is fine, valve train has lota of slack, 1/4 " on rockers, possible issue but cant figure out why, lifters look good, push rods look good all same length, no slack on the rockers . Still lost . Quote Link to comment Share on other sites More sharing options...
bigdawg Posted October 12, 2013 Author Share Posted October 12, 2013 Will do, pan down camshaft is fine, valve train has lota of slack, 1/4 " on rockers, possible issue but cant figure out why, lifters look good, push rods look good all same length, no slack on the rockers . Still lost . Quote Link to comment Share on other sites More sharing options...
bigdawg Posted October 12, 2013 Author Share Posted October 12, 2013 Will do, pan down camshaft is fine, valve train has lota of slack, 1/4 " on rockers, possible issue but cant figure out why, lifters look good, push rods look good all same length, no slack on the rockers . Still lost . Quote Link to comment Share on other sites More sharing options...
bigdawg Posted October 12, 2013 Author Share Posted October 12, 2013 Will do, pan down camshaft is fine, valve train has lota of slack, 1/4 " on rockers, possible issue but cant figure out why, lifters look good, push rods look good all same length, no slack on the rockers . Still lost . Quote Link to comment Share on other sites More sharing options...
Dirtymilkman Posted October 16, 2013 Share Posted October 16, 2013 Cam followers? Quote Link to comment Share on other sites More sharing options...
bigdawg Posted October 16, 2013 Author Share Posted October 16, 2013 Look good , im at the mack dealer now gonna computerize it and find out the issue . Quote Link to comment Share on other sites More sharing options...
bigdawg Posted October 16, 2013 Author Share Posted October 16, 2013 Computer, road speed sensor was bad sending computer into default mode 50 percent power rating and vorad smart cruise had computer crazy. Dealer changed sensor and reflashed the vecm , really put the pepper on the ass ran like a scalded dawg coming home with empty trailer. Shall see tomorrow with a load but I think its fixed appreciate the help though guy's. Quote Link to comment Share on other sites More sharing options...
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