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Jrainman · 01-15-2020, 08:48 PM

I posted this a while back that GM is discontinuing the L31 and the L31 Hd (4 bolt) , they will now offer the HT383 E as the replacment for the trucks that came with the L31 production trucks, and SUVs

01-15-2020, 08:48 PM	#11
Jrainman Registered User Join Date: Jul 2015 Location: North East PA Posts: 682	Re: L31 Crate Engine I posted this a while back that GM is discontinuing the L31 and the L31 Hd (4 bolt) , they will now offer the HT383 E as the replacment for the trucks that came with the L31 production trucks, and SUVs