Originally Posted by beertestr FYI, 5.3L and 4.8L rods and pistons are not the same. 4.8L rods are longer... Pretty sure thats why he specified what they came out of. He was saying that the PISTONS will fit 4.8/5.3 seeing how they have the same bore.
T-RAV99 GMC | 5.3 | Skinny White Guy Tuned
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