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Re: C10 Build - what's the latest/greatest swap for best mileage?
No question- 4.8 or 5.3 with 4l60E with 3:42 (custom ratio for our trucks) or 3:73. These get good mileage and run great. I usually let (sane) skeptics drive one of mine and they are instant believers :-)
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1968 RS Camaro 'Vert Matching number 327 and M21 Muncie
1968 C10 Black with red interior and orig paint. 5.3 / 4l60e,3:73 POSI 17" Torq Thrusts
1968 CST 514 Red with black interior. Buddy Buckets, Factory A/C, PS, PB- 20" AR custom shop TT, 5.3 and 4l60e
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