Moroso Exhaust Port Blockoff - Aluminum - Natural - Big Block Chevy (Pair) 1530A14 1957-1957 Oldsmobile 88

1957-1957 Oldsmobile 88

195cc intake port small block Chevy cylinder heads are available in Choice of straight or L98 angle plug versions

High quality die-cast aluminum thermostatic sandwich adapter with 1/2" NPT ports and an O-ring diameter of 3 1/2"

AMPCO-45 extruded aluminum bronze with 5% nickel added

IP66 water resistance allows for operation in boats and motorcycles without worry

Moroso Exhaust Port Blockoff - Aluminum - Natural - Big Block Chevy (Pair) 1530A14 1957-1957 Oldsmobile 88Product Description: Exhaust Port Blockoff Aluminum Natural Big Block Chevy Pair Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street performance applications. Moroso manufactures over 4000 products, from oil pans and oiling systems, to ignition wire, ignition components, valve covers, fuel system equipment, air cleaners, hard core racing tools, chassis and suspension equipment and