lower intake manifold

  1. Rcsb_z71

    Is this junk? Lower intake manifold swap

    Hey guys, wasn’t sure where to post this, first time posting and need some advice. I’m currently replacing my lower intake manifold on my 98 RCSB Z71 Silverado 5.7. I’m replacing it because it cracked at the heater hose quick disconnect housing, so it continuously leaks a good amount of coolant...
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