lm7 with 243 heads
08-10-2013, 10:40 AM
#21
Honestly I couldn't tell you I did the cam and converter at the same time
Edit: but it must've been good enough to only drop about half a mpg from 17 to about 16.5 in a heavy extended cab short bed z71 with heavy centerline 16's and 285/75 r16 falken wildpeak at's.
Edit: but it must've been good enough to only drop about half a mpg from 17 to about 16.5 in a heavy extended cab short bed z71 with heavy centerline 16's and 285/75 r16 falken wildpeak at's.
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