Oldsmobile (350, 455) Valve Cover Spacers 1" ... GASKETLOK Includes 1 Pair of (350, 455) Oldsmobile Valve Cover Spacers * Stud Kit not included with this spacer. Look in Stud Kits for your application specific installation Stud Kit. Buy Now

Oldsmobile (350, 455) Valve Cover Spacers 1" with Evacuation Port *New ... These Spacers are engineered with A additional port on the rear intake manifold side of the head on each side of the motor taped to take a 3/8 pipe fittings to be used for Evacuation Port  GASKETLOK  Includes 1 Pair of (350, 455) Oldsmobile Valve Cover Spacers  * Stud Kit not included with this spacer. Look in Stud Kits for your application specific installation Stud Kit. Buy Now

Oldsmobile (350, 455) Valve Cover Spacers 1/2" ... GASKETLOK Includes 1 Pair of (350, 455) Oldsmobile Valve Cover Spacers, stainless steel bolts and washers Buy Now

Oldsmobile (350, 455) Valve Cover Spacers 3/8" ... GASKETLOK Includes 1 Pair of (350, 455) Oldsmobile Valve Cover Spacers, stainless steel bolts and washers Buy Now