what is the difference between the 6.0L over the years. looking on the site there is a lq9 and lq4 what is the difference and how can i notice the diference when shopping. im looking at putting it in a 71 nova with the 4L80...
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what is the difference between the 6.0L over the years. looking on the site there is a lq9 and lq4 what is the difference and how can i notice the diference when shopping. im looking at putting it in a 71 nova with the 4L80...
LQ4 is lower compression that has dished pistons. It can be found in HD trucks,vans, H2's and Denali's.
LQ9 is higher compression with flat top pistons. It can be found in Escalades, Silverado SS & Vortec Max.
I'm not sure there is a way to tell just by looking at them unless you can get a peek at a cylinder.