Ford used a wide variety of structures for their part numbers and date codes. Ford 4.9L 300 Cid 1987 - 1996 Bare Cylinder Head Casting - NEW. What is the difference between that - Answered by a verified Technician This cylinder head replaces the factory casting number: E7. The casting number is on the right (passenger) side of the block, in the front. The "AE" in the cast number means it was originally for a car but Ford could have grabbed "AE" 240 blocks if the 300 assembly line was short on blocks in order to use the 240 blocks up and keep the line moving using 300 crankshafts,rods,pistons and heads. Cylinder Head: The high swirl Ford 300 cylinder heads produced from 1987 to 1997 have an E 7 casting number and a heart shaped combustion chamber. Find the cylinder head you need. This is a light duty head and should not be used in an industrial application. The Ford casting number always starts with the 'Decade' letter'(see table 1.3). a Mercury could be coded E5M), but you may be dealing with standalone engines or redesigned cars. Park the … The port sizes are middle of the road between pass car and Cabra Jet. The numbers are often useful in mating cylinder heads, determining when and where the block was manufactured and into which mode of Ford it was installed. I have a 1975 ford 300 L6 H.D. Of course, this code should match up with the car that it is in (i.e. They are: Y-Block small-block: Produced in the US from 1954 until 1964, the Y-Block was the small block replacement for the Flathead V8 and is where this article starts. 2.20" x 1.93" intake and 2.06" x 1.31" on the exhaust. industrial engine with a head casting number of 8B24. Ford 300 Valve Covers: All are interchangeable. In some cases the starter will need to be removed in order to identify and correctly read the numbers. Read the third digit in the casting number to determine the engine design. [9] D2OE-AA,D2OE-AB '72 to '74 Police interceptor cylinder head. The casting numbers on the block of a Ford engine help identify the specific engine. This head has the HEART SHAPPED Combustion Chambers. The majority of casting part numbers have 9 digits within 3 different groups and the first digit is the start of the part number. Cylinder head has AIR (Smog holes) drilled in the head. FE (330-428 SCJ) note: nearly all FE blocks have 352 cast on the front of them. This article covers a number of Ford V8 engine families. I read that Ford used the same cast number for both engines. Ford FE Casting Numbers Blocks. This will be a letter, and it signifies the basic design of the vehicle as shown below. The Ford 300 inline six-cylinder engine was first introduced for the 1965 model year to be used in the popular F series pickup truck. These heads are very similar to the Cobra Jet castings with adjustable valvetrain. Engine Families. ... Search for a cylinder head in our online database. Ford cylinder head product list search. Common factory displacements ranged from 239 cubic inches to 312 cubic inches. Ford would keep the 300 in production all the way up until 1996. Locating the casting number is relatively easy if you're physically fit and have some dexterity. American Cylinder Head - Worldwide supplier of new and remanufactured cylinder heads for all makes and models. Easy fast and secure. The casting numbers on Ford engine blocks are located forward of the starter bolts to the bell housing, according to Classic Mustang. Plugs are include with this item to block off the AIR holes if not needed.