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LBJ · 01-12-2019, 06:04 PM

Is my 2004 Silverado Vortec 5.3 engine about the same as the LS1? I didn't see this question addressed here. It's rated at 295 HP. Thanks. LBJ

01-12-2019, 06:04 PM	#11
LBJ Registered User Join Date: Jun 2007 Location: TEXAS Posts: 378	Re: LSx Swap FAQ Index Is my 2004 Silverado Vortec 5.3 engine about the same as the LS1? I didn't see this question addressed here. It's rated at 295 HP. Thanks. LBJ