(CYL. HEAD HOLES)-CUP TYPE 1.50" O.D. Cup- 1.50" OD -core holes in block HOLES IN BLOCK AND HEAD - CUP TYPE - STD. 1.50" O.D. PLUG CORE HOLES IN BLK OR HD.-STD.-1.50" O.D.
INTAKE & EXHAUST-.313" ID X 2.29" LONG X .501" OD -BUSHING MUST BE REAMED TO SIZE OF VALVE. INTAKE & EXHAUST-.313" ID X 2.29" LONG X .501" OD-BUSHING MUST BE REAMED TO SIZE OF VALVE.
FordPartsGiant.com offers the wholesale prices for genuine 1983 Mercury Marquis parts. Parts like Cylinder Head, Valves And Related Parts are shipped directly from authorized Ford dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.8L. Transmission: 4MT.