Ford engine block casting numbers. The typical casting date looks like " 6M08 ".
Ford engine block casting numbers The C0 at the beginning says that the casting was designed in 1960, but that design was used from 1`960 through the end of the production run in 1964, so it could have been made any time from 1960-1964. Aluminum. 10051182. What you bought is obviously a Frankenstein monster, with parts used from whatever. Do you have any more readable numbers? Block casting numbers. Worst part of the deal was cutting the relief in the block and rear main cap for the integral oil deflector on the crank, I found out too late that I could have just removed the deflector from the crank instead. View Next Unread. My computer shows rollers as POSSIBLE as of 1994. Jump to Latest A forum community dedicated to vintage Ford Mustang owners and enthusiasts. Ford used the same block on many different engine CIDs, so the only way of identifying the engine for sure is to measure the You need the engine forum not the truck forum. Part No. CONN6015J is the casting number for the block. jpg; SBF Head Casting. Understanding Ford’s casting numbers is simple, once you gain a basic understanding of numbering FORD CASTING NUMBER - ENGINE BLOCK 427 – 1968, 427 FE medium-block, 2-bolt mains 471 – 1955-1964, 272/292/312 Y-Block small-block, 2-bolt mains 475-1433 – 1958-1976, 401/477/534 Super Duty big-block, Truck 5750174 – 1956-1963, 332 FE medium-block, 2 Ford Garage 'Diamond' Engine Block & Date Code Markings. 221, 260, 289, 302. Some countries outside of the USA would add to the casting numbers, Canada for an example would have a "C" before the casting numbers signifying it was a made in Canada block. 350. The engine block number provides key manufacturing information, but it does not identify the engine size. Ford used a wide variety of structures for their part numbers and date codes. 0 engine, ford, identification, motor, number, truck. ALL BLOCKS HAVE 6015 in the block casting number. Share with: Link: Copy link. ford 2. does anyone have any 3. 98" Casting numbers on engine blocks are foundry marks, which are usually useless in ID'ing engine sizes, since they cannot be 1997 - 2003 F150 - 4. In 1965, this number was changed to C5AE-6015-E for the 289 2V, 4V and Hi-Po (note the change to full size Ford designation and 6 bolt bell housings). I can't wait to see how it all comes Big Block V8 - 385 Series (6. You will notice that the casting date code was actually formed during the casting of the component. Engine block casting numbers 2. as you can see that part was designed for a 68 Large ford car (Galaxie/LTD) Actually the start of the '64 model year (mid 1963) is when ford seemed to give up on tracking FE blocks by engineering/casting numbers. The date code cast on the 5 bolt block is FE 352 390 406 410 427 428CJ, Small block 289 302 351, 385 series 429 460 block casting decode : Small Block 221 260 289 302 302 BOSS 351W (Basic pn 6015 ) C2OE-6015-G: 62-63 221 Ford 494 Can-Am engine block (385 engine series family) Designed for use with 3. M = The letter of the month. jpg; BBF FT Crank Casting. If a part was not changed the part number would not Ford block casting ID number year codes C = Decade of 1960 8 = Year of the decade (8th year of 1960), 1968 O = line / Manufacture code E = Engine engineering department 9430 = Basic number for an exhaust manifold N = Design change Casting Number Breakdown Chart Decade of Manufacture: A = 1940 B = 1950 C = 1960 D = 1970 E = 1980 Year of Decade The year of the Casting Date Codes . For example, it is possible for the 390, 410 and 428 to share the same part numbers on an engine block, (i. 0/429, 7. This section lists Ford part numbers and casting ID codes for the following major cast iron parts of M-block (351M/400) engines: Engine blocks The following table lists M-block engine block part numbers and casting ID codes. The only way of differentiating between them, since there are no external markings to Firstly, identification. The block numbers are locate just above the starter. While block part numbers can help identify most engine sizes correctly, there are a few exceptions. Your distributor might be stamped "FEK-12127" but the parts book calls it "B7A-12127" Therefore, B9AE 6015 F is a 1959 full size Ford engine block. Feb 26, 2019 06:04 PM. Block identification number generally on side of block above oil filter for blocks cast at Cleveland. Ford placed a tag under the coil-attaching bolt which contains all the necessary information to positively Block casting numbers don't mean a thing on an FE. Then we have broken these numbers down That is a part number, not the motor number which is stamped on the block. The casting number on the 223 I have here is C3AE-6015-AC. com According to this it's either a 300 truck engine or a 428-4v Police Interceptor. F4TE-6015-AA-10. Here is a typical FE block casting number: C6AE-6010-A (see below for a breakdown) Prefix – C6AE. Decoding the cast number provides information about the decade manufacturer, year, engine type, and generic of the engine. i cannot however find the casting number on the block. 332-428 Ford FE Engine Forum > General Discussion > 332-428 Ford FE Engine Forum > FE Blocks without a casting code (a few) Share. the block casting when you are looking at the rear of the engine would be where the bellhousing bolts to the engine on the top-left side of the engine, the head casting should be on the left side head when looking from the back torwards the middle-bottom,and the crank cast should be Ford & Lincoln Engine Info . T19 is the casting number. These numbers tell you when the part was designed, which department designed it and what it was originally designed for. I have an FE engine block that does not have any casting numbers on the side of the block. Hydraulic Lifters, Side Oilier. You are right as rain as usual Steve. A full casting number decoding guide is found on the MustangTek website. That casting number would appear on blocks used between aug of 70 up until around dec of 71. Occasionally a part such as a distributor had a 5 digit identifier. Small Block V8 (221, 260, 289, 5. 0 engine debuted in the 1968 model year as the 302 Windsor, part of Ford’s small-block V8 family. 6L F150? I have found several different numbers and am not sure which are the correct Block and Head numbers. A casting date code can be found, for example, at the rear of the engine block, usually above the starter, or between spark plugs on a FE cylinder head. If anyone can help ID these numbers I would appreciate it. Medium Duty Truck '67-'70 428 c. D3TE block. BLOCK I. V8 1952-54. – 6010 (identifies part number). jpg Main bearing caps tended to work loose causing catastrophic engine failure. My goal is to find the specifications for The casting numbers on Ford engine blocks are located forward of the starter bolts to the bell housing, according to Classic Mustang. i. 230. My carb hits my hood. Car & Truck 2 & 4-bolt Passenger stick 1-piece 120E6015: 1500cc: 1. So the falcon engine in my bronco is as it should be BUT I DO have a car engine in there. Jul 23, 2013 Decoding a Ford engine block number involves understanding the casting and part numbers, as well as the date code. 0L head. Decode the Ford casting number. BA means it's a 1600 block. History of the Ford 5. 1/370, 7. Ford FE Engine Block Casting Numbers - FORDification. It just appears that there is no casting number such as C8AE-A or anything cast into the side of the block. Small Block Ford Block ID 260 - 289 - 302 - 302 BOSS - 351W Part Number Application Specifics ; C3OE-6015-C : 63 260 : 5 bolt bellhousing : 289 casting in lifter valley : C8FE-6015-B : early 69 BOSS 302 : C8OE-6015-A : 68-69 302 68 302 Shelby GT350 We have a list of the small block Ford casting numbers used and this should help you determine what you are working with. Got it torn down and cleaned up. It’s the numbers and suffix letter preceding this number which are important, provided they are CAST IN as part of then block. The casting number is on the right (passenger) side of the block, in the front. 1948 - 1956 F1, F100 & Larger F-Series Trucks - Block casting numbers - I'm having so much trouble with non-matching parts, I checked the block numbers. The typical casting date looks like " 6M08 ". The head casting number is located on the top of the cylinder head. All it tels you is the year that the block casting was designed, not when it was actually cast. 6L: Cortina: Tall block version of 120E: 681F6015DA (or 6915) 1600cc: 1. From 1960-on, you Kelly hotrod - Ford Engines Page 4 D = 1970s 3 = 3, so 1973 3rd character is car line: T = truck 4th is series: E = engine. Reply. The FT medium/heavy truck engines debuted in the 1964 model year and they used the same block molds as the passenger car FEs. E4AE) and the metric model of the GM 4. There are many part numbers including 9510 The Ford “Cammer” engine started out as a 4. and there are no marks showing they have been ground. Model FE & FT Big Block V8 (332, 352, 360, 390, 406, 410, 427, 428) - Block C6ME-A, Engine identification - I have recently acquired a 1937 Ford 5 window coupe which was an older rod project. One thing to note, is that due to the general numbering scheme of Ford’s casting numbers, you can have the same major casting number, for two completely different applications. Park the I had checked out this block casting # C4OE-6015E, on the internet, and it showed that it was a 260 block where I had checked. This method of locating the castings works for 289, 302, 351 btw: Casting numbers cannot be translated to actual Ford part numbers. For the engine block, the casting number is often found on the passenger side, near the starter motor. d. Advanced Search 1987 - 1996 F150 & Larger F-Series Trucks - Engine Block Casting Numbers - I have an 89 f-150 supercab 4X4 that has 163K and a knock starting. Ford FE Casting Numbers Blocks. Does anyone know where to reference these numbers to see if this is a true 78 400. Ford Inline Six, 200, 250, 4. This information refers to part numbers and casting numbers. 8/351M, 6. Buldog. Thanks! Reply. Casting dates follow typical Ford convention with the first character (a digit) representing the year, the second character (a letter) representing the month, and the last one or two characters (one or two digits) representing the calendar date in the casting month. Output was in the mid-400 hp Casting numbers are basically part numbers or characters that provide information about parts of a Ford 302 engine block. You will find the casting number at this location. As others have said it's irelevent regarding block wall thickness etc. WHERE TO LOOK TO FIND THE CASTING NUMBER. 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty Here is a listing for block numbers and what they were used in. Pictured above is the diamond or lozenge-shaped casting mark found on post-production era Ford Model A and B engines made in the mid to late 1930's. 6/400, 351 Cleveland - Block casting numbers - I bought was is supposed to be a 78 400 engine and found these numbers down on the block where the starter goes. Related Attachments (6) BBF H. I-6 1952-53 Ford OHV six cylinder. Thanks in advance, Ted 335 Series- 5. C7ME-A?? ?? 330MD c. I am looking for the block casting numbers for the 1961-1964 262 six cylinder engines. Learn how to decode the four-digit casting codes on Ford V8 engine blocks from different families and decades. Increased to 223 in '54. The block casting number and date code are cast into the block along with the cavity number. We refer to all but the D9TE-AB as the "early-style" blocks. Search your casting number. A ‘casting date code’ provides the exact date when the component was produced at the foundry. Thanks I did go over the engine block today and found a casting number that looks very much like a D4TE94256B (see attached image). A Guide To Ford V8 Engine Block Casting Numbers, 1952-1996 (enginelabs. Since it is a truck motor (D7TE) it Location of Engine Codes: On older models, the engine code is often stamped on the front of the block, near the oil filter or on the driver’s side. 9L / 300. 0/302, 5. I thought I had a link to the decoder but I sure can't find it. jpg; BBF Std Head Casting. To positively identify a Ford engine, a combination of methods is required. Unfortunately, I have no experience with D4TE blocks. Can anyone tell me what the different letters and numbers on the side of the engine blocks mean. Do certain letters or numbers specify engine size. 134-172-192 block casting numbers in reply to er, With the help of Bob Mannel, author of Mustang & Ford Small Block V8-1962-1969, we've delved deep into Bob's book, original Ford literature, archive photos, and even tore apart a K-code engine For FORD engines, the block casting number is usually underneath the engine which makes it impossible to read when the engine is still in the vehicule/boat. In fact this part is an oil pan meant for Big Block engines and was ordered from Ford with this part number. The 221 and 260 engine blocks have a 5-bolt bellhousing bolt pattern along with C2OE, C3OE, and C4OE casting numbers. Ford went to cross-bolted main caps at number -2, -3, and -4 main bearings, which solved the problem. 352/360 / 390 / 410/428 flywheels have a unique Ford engineering number stamped on them. : C6ME-A) How is this possible? It takes several individual parts to form and cast an engine Casting numbers cannot be translated to actual Ford part numbers, because one casting number might refer to multiple finished blocks (or heads, manifolds, you name it). The imported bigport 4V clevelands were fitted to GT's (JG33/66) from 1970 to 1973 and were all 2 bolt motors. Hope that helps. The original Ford casting number for the oil pan is C6OE-6675-A which indicates this With the exception of a few hi-performance 428 blocks, most all other FE blocks are identical externally. Those casting numbers 17 and DIF are only Ford plant Identification codes. I found a decent looking engine locallly but I need to know if the Casting number listed will work in my application. 11 shows to be a particular mould number. Over the years, it evolved through several generations: First Generation (1968–1974): Used in cars like the Ford Mustang, Torino, and Mercury Cougar. D. 8/351W) - 302 casting number location - new to the forum registered because i just acquired a lot of 302 stuff. HEAD CASTING NUMBERS. This D2AE CA casting number indicates a four-bolt main block according to the Ford Master Parts Catalog, but not all are. FE & FT Big Block V8 (332, 352, 360, 390, 406, 410, 427, 428) - fe 360 casting numbers - i'm pretty sure i have a 360 block but i can't seem to find the casting numbers anywhere can anyone tell where to find them. Aftermarket Products; Air Intakes, Air Filters & Ram Air; Specs, assembly and other information on the Y block and flathead Ford engine. 8 KB Views: 77,523. 6L Casting numbers - Anyone know where can I find the Head Casting and Block Casting numbers for my 1997 4. Screw in freeze plugs. My dad had a 1965 "A" code mustang coupe I am trying to fix it up or restore it as best as I can. C8AE-A '68/ 427 c. Car and Truck 2 & 4-bolt 1 Piece Seal Passenger stick. 335 Series- 5. Casting date code pinpoints exactly when the block was cast. Reportedly having an XE cast number Ford part / casting numbers. Early Lincoln Block casting numbers do not have any letters in them with the exception of FORD engines (ex. The raised cast diamond mark is located on the right hand side, at the front of the valve cover, and above the timing gear side cover. These unique alphanumeric codes are typically located on the engine block, cylinder heads, or intake manifold. Full Forum Listing. For Ford Small Block Casting Numbers. That is: is simply by looking at casting numbers! The only way of differentiating NOTE: 6015 is Ford's number for an engine block. The valve covers must be removed to find the number. The Ford Hi-po interchange for one example shows a picture of a 4 bbl cleveland head but says it's a Boss 302 head. jpg; BBF FE Crank Casting. Example- EDB 6015 E. A casting date code of “6K05” is either October 5, 1996, or October 5, 2006, depending on the casting/part number. The best way to identify a 312 externally is by The SAME block was used for both, so you will have to measure the stroke to find out which I-6 it is. 8/351W) - engine casting number decoded - I have a ford 351W crate motor with the following engine casting number. Where are the numbers located at on the block and transmission? Thanks for the help i am new to the site . 6L: Cortina Ford Production 429/460 Block Differences The most common available production cast iron block casting numbers are C8VE-B, C9VE-B, D0VE-A, D1VE-(various suffix) and D9TE-AB. 4-bolt Mexico cast Crate engine. info: engine blocks, heads, and more . 18" / 300 = 3. Casting Numbers. Other Ford Engines; Misc. 0 Nov 7, 2015 | 03:52 PM The basic part number for all Ford engine blocks is 6015 regardless of engine type, instead of the 1650 you listed. The most desirable apart from the AX block or aluminium block. Check out Ford casting ID numbers and part identification info for Mustang Shelby parts for more castings, Come join the discussion about performance, builds, modifications, reviews, engine swaps, classifieds, troubleshooting, maintenance, and more! Show Less . 302 Engine Block & Heads Casting Numbers. 25. Date codes are stamped into the casting and specify the date of manufacture, which breaks down as Year/Month/Day. It does have the typical 352 cast into the front of the block and a casting date of 9B1. in. . Email this Page. For identification purposes You can identify a Ford 300 inline 6 with the casting number on the head or the block. _____ _____ Links updated 3/16/11 Here we have the venerable E7TE-PA 5. My mechanic/friend seems to think he can get 750hp/1000+ torque on the LOW side out of this motor. I have a opportunity to purchase a 1964 six that the seller says is a 262 but the block casting number is the same as a 223 I have sitting here. Small Block Ford Block Numbers. CODES NOTES. jpg. By the way, Cleveland and M was extinct before 89. For the purpose of explaining each individual letter and number, we have created asample engine block number and date code. 240 = 3. With the exception of a few hi-performance 428 blocks, most all other FE blocks are identical externally. Understanding Ford casting numbers is easy once you understand the numbering structure. Individual castings generally have a 4 digit number to identify the part. 5L: Cortina: First five main block: 2737E6015B: 1600cc: 1. The 221, 260, 289 were originally designed for the Fairlane and produced only in the Cleveland engine plant from 1962-1965. In newer models, you may find it on a label on the valve cover or in the engine compartment. EAD 317 cu. P Head Casting. An FE block's casting date can be found just below the oil filter adapter on the front driver side of the block (see below). The original Ford Ford Block Casting Numbers Reading casting numbers Cylinder Head Basic Casting numbers Ford motor general info Tightening Specifications You need not reply to this thread but if you have a link that can be useful to this forum please post a new thread in the forum. This number always ends in 6015 which is Ford Motor Co’s part number for cylinder blocks. See less See more 2 Member: Mustang Club of America 335 Series- 5. Ford block-casting date codes are alphanumeric, much as they have been for a half-century. 6/400, 351 Cleveland - D7TE-A2B block number info - Does this number give any information on when the block was cast? The engine is a junk yard motor that was put in my 79 F150 before I bought the truck. also if it is a 360 i under stand a 360 and 390 are the same except for the stroke. To learn how to identify a Ford motor using Everyone helping me figure out the engine casting number was critical in me snagging that deal with confidence. Ford has "families" (144, 170, 200, 250) of engines (240 & 300) not small block/big block like chebby, and the casting numbers can be unhelpful. In the casting number prefix, C7AE, the "C" is for the decade, the 1960s; "7" is for the decade year; "A" is for a full-sized Ford passenger car; and "E" designates the engine. I was told it is a marine engine. Back to Subforum. 3 casting numbers list. Related Products: Cylinder Heads, Engine Assemblies. The block measures at 4. Its possible you might rule something out with them, but that is about it. Although most 312s were ECZ5015 followed by A, B or C, these can also be a 292. SOURCE: Where do I find the head casting, block casting. Start by checking the casting number which is situated at the left hand lower rear of the block. The letters indicate a part from the cooling system. I know it is a truck motor but have no idea what year. C2AE 6015 C is 1962 full size Ford engine block. Understanding Ford casting numbers system . 27 posts 1; 2; OK another question about block Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. 8/351W) - Missing Casting Numbers on 302 - I have a 302 but the casting numbers are none existent on the block. there is no ridge for the casting date or anything. Related Attachments (3) SBF Crank Casting. 3L (262 cid) which ends by 090M. The D9TE casting arrived in the 1979 model year and was utilized until the end of 460 production. Identifying Your Y-Block The Ford Y-Block was introduced in 1954. Each engine has a specific casting number, which is used to identify its specifications and production year. 6 DOHC engine that was re-sleeved and bored out and used in Ford FR500C, Grand Am Cup and Koni Sprots Car Challenge cars, among others. It has 289 heads on it ( C3AE with an F ) and 3M19 and 3M20 date codes. In some cases the starter will need to be removed in order to identify and correctly read the numbers. to make the 360 a 390 The 351C block casting number and date code are located just above the starter. Come join the discussion about restoration, modifications, NOS parts, troubleshooting, VIN codes, and more! Show Less . (December) The date code on the FE Casting numbers can be helpful, but some blocks used several different casting numbers, and in some cases, one casting is not interchangeable with the other. BETER KNOWN AS A ford v-8 engine identification Disclaimer: Ford used at least 9 different block casting numbers for 292 cu in blocks alone. 6/400, 351 Cleveland. 5/460) - 429 engine block casting numbers - ok quick question about the casting numbers on a potential engine for my 77 it's supposed to be a 429 from an early cop car but would like to find out more about it before getting it hoping some one on here would have a little 711M is a rwd block with square mains caps. Casting dates show the exact day, month and year a certain part was made or cast. 483. jpg; BBF Here's a good list of Ford 302 engine block codes 289, 302, 351w, 351c, 460 Ford Engine Identification In my experience, the block casting number on a 302 has always been right above the starter on the passenger The third picture below, the block still has the earlier triangular center passage, which makes this block a 1938-1939 Ford motor. These include comparing the engine number and the crankshaft casting number, or counting bolts on the valve cover and looking for the engine displacement stamped on the cylinder head, etc. If you are putting together a numbers matching motor, the date codes would matter, if you just want a motor to put in a car to drive around in, you would get parts for a 71 model car, like the water pump, etc. D7TE-A3B , 6M13. Example: D1VE-6015-AB is the casting number used for both 1971/79 429 & 460 engine blocks. The 1964 289 casting number for all 289s was C4OE-6015-C (later an F suffix). Also Intake and Exhaust casting numbers can help, alto we all know those can be swaped out. Where to find the engine block numbers: look toward the back of the engine block on the right hand side, above the starter. Thus, you generally cannot tell what CID an FE engine is simply by looking at casting numbers or marks. Super Duty big-block: The Ford Super Duty big-block engine was a truck-specific big-block that was introduced in 1958 One of the primary methods to identify a Ford 390 engine is by examining its casting numbers. Urban Myth that the higher the number the thicker it is. C8AE-B '68/ 427 c. Engineering numbers are DESIGN NUmbers The suffix is the change up number re: part design. it looks like it was cast like this. See EBP. Please see the attachments below for a list of cylinder block, head, and crankshaft casting numbers used on Ford big block engines. Engines built for many years such as the 352, 390 and 460 will also have many different casting numbers. You may get a clue by googling the part number. jpg; SBF Block Casting. Also, is there anyway to determine if its a six or eight bolt flywheel before you Learn how to locate and decipher the casting numbers on your Small Block Ford (SBF) and heads. 0 Engine. Show Printable Version. E is engine 6015 is engine block part number designation AA is a running production casting change, the same type suffix coding that Ford has used for decades. i found an article. 86-up. Y-BLOCK CASTING NUMBERS . This block is an australian cast block (all cleveland blocks after 1973 were cast in Australia). 6 KB Views: 88,624. FE Block Casting Marks A majority of FE blocks have either a '352' or a backwards '501' cast into the front of the block. Thread Tools. "6" for 1976. jpg; BBF Block Casting (2)2. 85" crank. Keep in mind that if you remove the valve Small Block V8 (221, 260, 289, 5. 10051184. FE (330-428 SCJ) note: nearly all FE blocks have 352 cast on the front of them. Furthermore, you The block casting #'s are C6AE-6015-D. 94-97 could be either. Last FE engine = D6 = 1976. The intake however was made in 1974 or later and came most probably from a mid-70s Ford pickup truck. Any help on this is appreciated. It sets on an old Ford truck frame and has a Ford big block power plant with an auto trans. 428-4V, Police Interceptor, Cobra Jet This info should be taken with a grain of Yes, it can be done - but it's a pain in the ***! I put the early internal balance rotating assembly in a new D9TE block a couple years ago. That casting number found in between the center exhaust ports Dose anyone know how I can tell what the casting Block number mean. 6015 is Fords part number for an engine block. The Ford 5. This is found on all blocks and is Ford's number for an engine block. Many of these numbers have not changed over the years. The lists of casting numbers on the internet show what the engine COULD be, NOT what it is. father/son. Browse - Casting Numbers . You won't find any casting numbers from D7 or later on an FE engine. 6 = The year of the decade. Engine block casting numbers. 6H16 is the date it was cast: 6 = 1976, h = August, 16 = 16th day of August. Any casting number used on 312 blocks was also used on 292 blocks. Th Ford Tractors > 134-172-192 block casting numbers. 05 inch bore. These early versions were carbureted and known for their simplicity. Engines are identified by a tag attached to the engine. Just click the attachments under this message and find your number. e. Ford 351 Cleveland Engines: They're good as a reference, but compare the info on any two or three and you'll see the glaring mistakes. A good example is the FE family of engines. The motor is almost completely stock and unf*cked around with. com) 69 Convertible, 351W, T5, E-Brock Performer 351-W intake, Performer Plus cam, Holley 4160, power Engine block casting number. A forum community dedicated to Ford Mustang owners and enthusiasts. Prior to 1960, casting numbers were six digits. Industrial Engine. All blocks have this number. i know its a 302 but i need to know the casting so i can buy parts to start this show. See examples of common engine displacements, cylinder heads, and revisions for each casting number. free59mod. Come join the discussion about performance, builds, modifications, reviews, engine swaps, classifieds, troubleshooting, maintenance D2AE-CA is the block casting revision number. EAA 215 cu. Ford Engine Block Casting Numbers Note: A majority of FE blocks have either a '352' or a backwards '501' cast into the front of the block. lwkfg onaml pyeym sgrgi zcxlfeh dfnui dgvan utv oarlx lvgs