The 5.3 will have aluminum heads and I believe the design is a little lighter, but we are talking a tad over 50lbs plus another 18lbs due to the heads.
The 5.3 will have aluminum heads and I believe the design is a little lighter, but we are talking a tad over 50lbs plus another 18lbs due to the heads.
ECSB 2kSierra 2wd 4.8L-K&N-HPtuners-Calspeed LT's-Magnaflow-Tahoe20's-HankookRH06
waiting to go in... 3.90s, 214/220cam
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