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Old September 30, 2012, 03:27 PM   #14
coyota1
Senior Member
 
Join Date: April 6, 2008
Location: West Michigan
Posts: 661
Try looking down a new clean bore and compare it to the 77. I would describe throat erosion as alligator texture in the throat area. If it looks smooth, then you are probably gonna be good to go. I wouldn't consider a 77 as possibly being a lemon.
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