Intake Valve 5.0L 1985 GMC K1500 Suburban - IV3125A.161 Intake Valve. Fits: 80-95 Chevrolet, GMC 3.8L-5.0L V8, V6 OHV Naturally AspiratedFitment Notes: Nitride Coated, 2 Groove, 46.7mm Head Dia., 8.7mm Stem Dia., 124.8mm O.A.L., Intake, [ 8.7mm Stem...