Editing Vortec L31 cylinder head (section)
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==Intake gaskets== Due to issues with some Vortec intake manifold gaskets (vacuum and coolant leaks), it is suggested to use a Fel-Pro gasket p/n Q1255 intake gasket, or equivalent. {| |[[File:VORTEC GASKET OVER STANDARD INTAKE GASKET.jpg|thumb|center|300px|Vortec intake gasket over standard gasket]] |} {| |[[File:Gmpp vortec tbi intake.jpg|thumb|center|420px|TBI intake p/n 12496821 from GMPP - intake does not have the power brake booster vacuum port located on the LH side, needed when used with a 1987-'95 TBI equipped Chevrolet/GMC 305 or 350 - some GMT400 light duty trucks and G-series vans including the forward control chasssis will have a hydroboost brake booster in lieu of a vacuum assist power brake booster]] |[[File:12366573 - GMPP Vortec dual plane intake manifold.jpg|thumb|center|270px|Dual plane GMPP intake p/n 12366573]] |[[File:Gmpp 12496822 open plenum.jpg|thumb|center|420px|GMPP p/n 12496822 open plenum intake]] |}
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