PRsierra

hello, would a ls3 intk manifold with trotlle and injectors fit a 5.3 liter engine.
my truck is equip with the electric trotle body any help would defenetly be apreciated thanks!

1Bear

iTrader: (1)

Short answer is no. The LS3 intake is for the rectangular port heads and you have cathedral ports. The rectangular port heads (L92/LS3) will not fit the small bore of your 5.3L either, as they require a minimum of a 4.00" bore.

PRsierra

thanks for the help