Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum - View Single Post - 4.2L V6 Swap to 5.3L V8
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Old 08-30-2013, 04:43 PM
realz69 realz69 is offline
Junior Member
2007 Chevy TrailBlazer LT
Silverstone Metallic 5.3L V8 2WD
Join Date: Jul 2010
Location: Driftwood Tx
Posts: 81
4.2l v6?

Its a bolt in swap use the same mounts and wire harness they are identical on the v6 and 5.3 v8 both engines. The only one that is not a bolt in is when you have a 4.2 I6 then its not worth it for the swap because everything is different.
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