when I had the valves out to clean the bowl areas I reinstalled the valves and lapped (lapping compound)them in to see where each valve was contacting the seat. All were very good patterens.
when I had the valves out to clean the bowl areas I reinstalled the valves and lapped (lapping compound)them in to see where each valve was contacting the seat. All were very good patterens.
5.3, E-fans, LPP longtubes w/offroad Y, Dual Magnaflow, K&N Cold Air, 160 thermo, Voodoo 212/218 .531/.531 113 cam, Nelson Tune, 4:11, Built 4L65E, TrailBlazer converter. SOLD
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2006 2500HD 6.0L Crew Cab 2WD
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