hmmmm I don't know what else it could be, The sound comes in at 1800-2100 rpm's in any gear and then disappears and will not come back until I put the motor back into that RPM range :/Originally Posted by skeet
hmmmm I don't know what else it could be, The sound comes in at 1800-2100 rpm's in any gear and then disappears and will not come back until I put the motor back into that RPM range :/
2001 ECSB Z-71: 7.0L LS7, Kook's LT's, True Duals, RPM Tune, F.A.S.T. Intake/TB, YANK TT3000, 4:10's, G80, AWD Swap, 160-Stat.....
Slowest in South Jersey..........SOLD :-(
2012 GMC Sierra Z71 CC: 6 Speed, 3:73's, G80, Back up DD...........SOLD
2000 RCSB Shitbox.......370LSx/Built 60e/4.56's,EATON Posi, CAI,3" SLP Exhaust, DD.......Build Thread http://www.ls1truck.com/forums/my-ga...ker-punch.html
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