I am doing some research for my dad. The Motor is in a boat, if that matters. It is a 2007 5.7 Vortec series motor.
At WOT there is a noticibable ticking noise, but it doesnt do it at low or mid rpm's...
What do you guys think?
I am doing some research for my dad. The Motor is in a boat, if that matters. It is a 2007 5.7 Vortec series motor.
At WOT there is a noticibable ticking noise, but it doesnt do it at low or mid rpm's...
What do you guys think?
http://i121.photobucket.com/albums/o...IMG_2118-1.jpg
1999 Silverado 1500 Z71/5.3 to LQ4 6.0 swap/ CAI/ crappy exhaust/ tuned by COWL327
if its the tick tock , sewing machine sound.. you could have a valve float.