Ford 9 Casting Numbers

10 10th day of the month. You will need to identify the decade via part number on the component first B February.

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Ford MPI Non-Roller Casting on intake side.

Ford 9 casting numbers. Note casting number C8AW-4668-B on pinion support and the double ribs spaced further apart with the end bent down on one. The casting number will designate the year a part was originally designed and the vehicle it was originally designed for. Ford 9 12 Information.

The core or center portion of the number provides further clarification as to the specific area of the vehicle. This is 225 inches for the Ford 9-inch and 15 inches for the 88-inch axle. There are some gaps such as 51505199.

Fords part number convention generally follows the format of a four digit casting code followed by a four digit basic part number which will be 6015 for an engine block followed by the revision version. C7AW-E The C7AW-E case seems to have been in use for quite sometime have found them with date codes up to 1979Other standard cases encountered. This 3 digit sample date code casting number is for a 302 engine block C8OE-6015-A with date.

Ford used the 9 inch rear from around the 1957 model year right up until the early 1980s in cars and trucks. If you have ford car Ford 9 inch gear ratios chart is useful to inspect what gear your car uses. The next section will explore several aspects related to this topic.

The pinion support shows numbers. The chart consists of several columns that represents ratio ring teeth common factor and pinion teeth. 9 38 ring gear housing sometimes called a 9 12 Ford carrier -31 spline They appear to have come in the larger Lincoln and Mercury vehicles.

Ford MPI Non-Roller Casting on intake side. However being a 9 Ford rear end it is safe to assume it is a 60s to early 70s era axle. D3TE-AC 73-76 360-390 cid.

Some Have SPECIAL Cast Below Number. The center section seems to be a locker of some type. Other markings on the outside of the case are.

The casting numbers on the block of a Ford engine help identify the specific engine. The Ford part number on the box shown at left is on the top line. Below is an example of a castingmanufacturing date code.

The case number is C7AW-G. These are the early style big bearing and ford did not put an N on them until mid 69 and that was just to mak e it easier to identify for the folks handling them. The rear axle and driveshaft designations bold are in the 40004999 range and our example C4AW-4025-B of 4025 fits right in there.

Locating the casting number is relatively easy if youre physically fit and have some dexterity. Variations by Ford exist in the size of the outer axle bearings in the housings and carriers both as. Prefix -- first character is decade c 60s d 70s etc-- second character is year-- third character is car line probably T for a 300-- fourth character is engineering design group E for engine.

Hypoid offset is the distance between the centerline of the pinion and the centerline of the ring gear. It always starts with the Year digit then the Month digit followed by 1 or 2 numerical digits for the Day. This type format is valid where the date is set at moment of casting.

Lets start with the 9 Pictured at right are the most common to the most desirable 9 inch Ford differential cases. The Ford casting number always starts with the Decade lettersee table 13. Most casting numbers are stamped into the part itself others have the number cast molded onto the part.

6 1966 Note. First Character Year within decade ie. Hey there is no good versus excellent on the early cases.

Ford MPI Roller Casting on intake side. C5AW 4668A 57 DIF and 9D23. Ford CFI Casting on intake side.

359 361 389 391 cid. Below are two pictures of those casting numbers the left being the 96-98 F6LE block - with a jack-screw visible - and the right showing the 99 XR3E block. Ring Gear Diameter in WDM-AH.

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. It has a cast finish on the ring gear side but 58 head recessed bolts. As you know this ratio is useful to accommodate repairing and maintenance.

Only the 58 59 Edsel had the 361 It was basically the same as the 360 that came later in. Understanding Ford 9 inch gear ratios. The WAR case is an early one and if you standing next to me i could show you the difference because there are.

Format is 4 character prefix-base number-suffix The base number for the block casting is 6015 iirc. Fords part number convention generally follows the format of a four digit casting code followed by a four digit basic part number which will be 6015 for an. Ford used a wide variety of structures for their part numbers and date codes.

So you could say it was the first FE in a production car. The important digits are the first four and last. Medium Duty Truck Reinforcement Webs.

The C4AW cases are all the good ones wether they have an N on them or not. In order to allow for the additional straddle mounted bearing and casting support structure the hypoid offset needs to be large enough to clear the differential case. A typical Ford part number looks like this.

Heres how this number is decoded. First measure your drum inside diameter and width of the lining on the shoes. Other information indicates it was an Engine Engineering Division design weighs 9 pounds provides information on the quality control inspection and the date packed.

9 inch ID tag numbers. This does not mean that the part was not used on other vehicles or subsequent years. The majority of casting part numbers have 9 digits within 3 different groups and the first digit is the start of the part number.

DIF 65 and 85. For example 11 x 2 or whatever. Ford started using this structure in the late 50s with the first letter being B.

Medium Duty Truck Reinforcement Webs. Ring Gear Diameter in ID tag. None of those numbersletters are very helpful.

It was not the only axle used but was by far one of the best. This block stayed in service until 1999 when Ford eliminated the main cap jack-screws which gave it a new casting number seen above the oil pan rail on the left side of the block.

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