Amazon.com: Speedmaster 1-147-018 Fits Chevy BBC 454 LowRise Oval Port Intake Manifold Black : Automotive
Amazon.com: Speedmaster 1-147-013 HiRise Intake Manifold 1957-1995 Small Block Chevy 350 Hei : Automotive
Chemglass CG-147-01 Series CG-147 Reaction Kettle Flange with O-Ring Groove, Duran, 60 mm ID, 100 mm OD, 70 mm Tubing OD, 50 mm Height: Amazon.com: Industrial & Scientific