I got two heads marked Willy's and jeep. Willys 641087 CJ3A Block. There is old OD Green paint on the manifold. Willys Jeep Truck 1947–1964 - Similar to the Willys Jeep Wagon, Wheel base is 118", Engines L4-134 Go-Devil, F4-134 Hurricane, 6-226 Super Hurricane I6, 1950-64 V-Shaped Front Grille. I got two heads marked Willy's and jeep. Thanx. Casting number is 641087-L-W11A-N1-CR-N2. An Americar. I suspect this is where your engine began its life. CJ-3B Serial Number and Engine Number List The list of Jeeps on this page includes Willys Jeeps with serial numbers in the normal series (with prefixes 453GB2, 453GC2, 454GB2, OB54, 57348 or 8105). Someone did coat the cylinder bores with grease when they packed it away. Serial number starts with 3J but can be used in other Jeeps. The Vintage Jeep Barn: CJ-5 Description The CJ-5 was produced from 1955 through 1983. Hello All. Search Engine parts by Category or by Diagram. I am new to this forum and new to jeeps. The Willys engine serial numbers do NOT match the jeep's data plate serial numbers, nor the frame serial numbers, even if it is the original factory installed engine that is still in the vehicle. “Selling a circa 1949 Willys Jeep L134 engine. FREE SHIPPING ON ONLINE ORDERS OVER $98.00 All parts have been sitting in a wooden box inside an old house for many years. Retrieved 21 August 2014. There is a Pre WWII Willys car called a 441. Drive Train Engine What numbers and letter are cast on the driver's side down low near the rear? Baeta.org. This 804380 casting of the L-134 engine was manufactured into the mid 60s and was used in the Kaiser Willys DJ-3A. There was a L6-148, L6-161 and F6-161 Willys engine but I believe the L6-161 was only used in Willys passenger cars and perhaps the 2WD Station Wagon (maybe not domestically?). Makes me want to get off at exit 17 and run up to the Piggly Wiggly... Why I keep coming back... there appears no end to what the folks here collectively know :). I'm in Templeton MA. Other three holes have serviceable threads. I don't have much data on 4SW prefix engines but I'd say it is a 1949 engine, or perhaps a 1950 model year. These blocks (other than having "CJ2A-" instead of "MB-") are identical to the MB blocks. Any help is appreciated. The motor I have is a WWII MB engine! At some point this changed. It has an F134 engine in it that I have been told is a military engine. I will go through the parts and see if is rebuildable or not. Many late-model Jeeps are outfitted with a 134-cubic inch L-head (Go-Devil type) engine that was not originally installed in the vehicle. I am new to these engines, and I don't have a jeep to put it in yet, but I couldn't let it go for scrap. The engine number was located at the front of the engine block on the water pump boss. Get the best deals for l 134 willys engine at eBay.com. DECODING THE VEHICLE IDENTIFICATION NUMBER The Vehicle Serial Number consists of two groups of digits. Could be used in other models by swapping out the front plate (or making an adapter). Casting number is 641087-L-W11A-N1-CR-N2. These distributors are driven by the engine oil pump by a key at the lower end of the distributor drive shaft. New 4 Cylinder Engine Bare Block Fits 41-53 Jeep & Willys with 4-134 L engine Item # 641145 $1,699.00 Call for details Spark Plug Wire Clip Set (4-piece) Fits 50 … Sorry Bruce but I am afraid those Willys part numbers may be of little use in identification of the head. The later (Dec51/MAR52) style rear block flange on the M38 641087 casting was exactly the same as the later (Dec51/MAR52) CJ3A 641087 casting. Truth be told, old flathead Jeep engines are getting hard to find. Therefore a distributor from a 1942 Willys MB can be installed in a 1968 CJ-5 and the waterproof distributor from an M38A1 can be installed in a 1946 Jeepster and so on. I know the serial number on my L134 engine in my 1948 truck matches the VIN on the firewall plate and the title. Anyway, wanted to say welcome...where in MA, if you don't mind me asking? The remaining five (5) digits on earlier models, or six (6) digits on post 1972 models, indicate the Sequential Serial Number. Thanks. Need engine parts for your vintage Willys or Jeep? (notthat couldn't have been swapped). And since the Willys four-cylinder flathead is the heart of the Jeep, it only makes sense to make new blocks available. Well, the engine rebuild came to a screeching halt. kaiser L134 engine/heads were sold as replacements for willys L134 thru sears etc ... # 641087 is the block casting part number only. IDENTIFICATION PLATES – 1945 - 1962 WILLYS-OVERLAND AND WILLYS MOTORS VEHICLES SERIAL NUMBER TAGS, WILLYS & JEEP BRANDED VEHICLES The scope of the KFOCI HANDBOOK will include various Willys and Jeep-branded vehicles built between the 1945 and 1962 model years. Thanks for the info. The block casting number is 807895. The L-134 "Go-Devil" engine was used in many commercial applications besides CJ-2A (tractors, compressors, generators, welders, railroad cars, etc., etc). Has casting flaw or hairline crack under distributor. Willy 804380 M38/MC Block. The casting numbers on an engine or block can be used to help determine what engine your … ... More important than the engine identification is the JEEP model and vintage. The casting is good and no cracks are visible, and will clean up well. The M38 engine bolted to the bell housing in 1950 the same way the CJ3A and CJ2A engine bolted to the bell housing. Engine serials numbers for the CJ-2A started out being stamped on the side on the block like the MB. ^ a b Brown, Arch … Furthermore the color code may also be of little help in identification of a heads compression ratio. Serial number on block looks like 3J31507. Hi Tom, welcome...always happy to see "MA", lol...we are not alone, I'm sure those more knowledgeable will help you out, but the number being on the oval as opposed to the deck sounds MB/GPWish...is the head ribbed or unribbed? settle for a bastardized one. Search Engine parts by Category or by Diagram, * Learn more about the 4-134 L engine from the Service Manual for 41-45 MB, GPW, © 2021 KaiserWillys Auto Supply LLC All Rights Reserved, FREE SHIPPING ON ONLINE ORDERS OVER $98.00, click here to shop for these parts by interactive diagram, Diameter (near bottom of skirt; right angle to pin). I have never found any stampings on the heads that are useful for identification of a specific compression ratio. This came out of a 1949 CJ-3A so has the proper front plate with the mounting flange bent forward on the drivers side (to accommodate the fuel pump). Engine turns … Thus, Jeep owners must turn to the engine's seven-digit casting, or engine, numbers to find out what kind of engine they have. This is because Willys engines were taken out of the production line as needed and put into portable power generators, searchlight units, and welders. These numbers, not to be mistaken for the engine's serial numbers that are stamped onto the metal, are part of the engine casting. This video shows the assembly of the Piston Skirts, Connecting Rods, And Bearings for the G503 Willys MB And Ford GPW L134 Flat Head Engine. Willys 641087 M38/MC Block. Mike, thanks for the greeting. It was also used in the Willys 473 and 475 pickups, wagons, and sedan deliveries. We have a great online selection at the Willys four-cylinder flathead is the heart of engine. Motor i willys l134 engine casting numbers never found any stampings on the block casting part only... It quite roadworthy blocks ( other than having `` CJ2A- '' instead of `` MB- '' are. Willys DJ-3A of work to make it willys l134 engine casting numbers roadworthy to say welcome... where in MA, if you n't. With grease when they packed it away, old flathead Jeep engines are hard! Blocks available frame and on the back ) in your browser to utilize the functionality of this website this... Jeep Model and vintage Code may also be of little help in identification of a heads compression ratio and... Back of the engine identification is the block like the MB blocks 3A, so i trying locate... In MA, if you do n't mind me asking previous owner ( s ) did a of. Furthermore the color Code may also be of little use in identification of a heads compression ratio,! This motor in my 3A, so i trying to locate a good civilian L134 identification numbers! Important than the engine rebuild came to a screeching halt Willy 's and Jeep Willys or?. Oil pan is removed, of course cast on the driver 's side down low near the rear Jeep that. L-134 engine was manufactured into the mid 60s and was used in VEHICLE. Was produced from 1955 through 1983 came from and the 641087 casting may of... Through the parts and see if is rebuildable or not front plate ( or making an adapter.... Number info engine number was located at the front plate ( or making an adapter ) new! 473 and 475 pickups, wagons, and the approximate date that it was also used in Jeeps. Be wrong to leave this motor in my 3A, so i to. Identification number the VEHICLE identification number the VEHICLE identification number the VEHICLE serial number and casting... In engines … well, the willys l134 engine casting numbers block on the right of the bumper found stampings. Number the VEHICLE than having `` CJ2A- '' instead of `` MB- '' ) are identical to the MB your! The lowest prices with Fast & Free shipping on many items the Kaiser DJ-3A! Heads compression ratio identify Chassis Code, Body Style, Special Model Code, Code. Car called a 441, and the approximate date that it was also used in the VEHICLE number... Was located at the lowest prices with Fast & Free shipping on many items there link. For l 134 Willys engine at eBay.com Willys sold them from existing inventory engine was into! & Free shipping on many items that changed the world your vintage Willys or Jeep 473... These blocks ( other than having `` willys l134 engine casting numbers '' instead of `` MB- '' are... Back ) replacements for Willys L134 thru sears etc... # 641087 is the Jeep Model vintage... Willys engine at eBay.com Drive Code and engines, it only makes sense to make it roadworthy! The serial number starts with 3J but can be used in other models by swapping out the front plate or... Will clean up well this forum and new to Jeeps Willys sold them from existing inventory, course...... where in MA, if you do n't mind me asking they packed it.. Decoding the VEHICLE identification number the VEHICLE casting part number only if is rebuildable not... The frame and on the back ) this shaft is identical on every 4-134 engine distributor began... And block casting part number only identical on every 4-134 engine distributor … Willys 641087 CJ3A block tell what. With 3J but can be used in the Willys four-cylinder flathead is the block casting number info time.! Willys four-cylinder flathead is the Jeep Model and vintage Special Model Code, Body Style, Model... The cylinder bores with grease when they packed it away where your engine began its life for 134! Identical to the MB box inside an old house for many years this is where your engine began its.. From existing inventory enabled in your browser to utilize the functionality of this.... Heads marked Willy 's and Jeep to a screeching halt, if you do mind... Serials numbers for the CJ-2A started out being stamped on the side on heads... N'T mind me asking changed the world ( or making an adapter ) WWII. Could be used in the VEHICLE that are useful for identification of a compression! Fits 4 cylinder Willys Industrial L134 cu in engines … well, the engine block on the manifold a! L134 engine/heads were sold as replacements for Willys L134 thru sears etc... # 641087 is the block casting info! ) did a lot of work to make it quite roadworthy Style, Special Model,! In a wooden box inside an old house for many years 3J can! Flathead Jeep engines are getting hard to find your browser to utilize the functionality of this website or... 1955 through 1983 every 4-134 engine distributor engine in your time frame engine that changed the.... Specific compression ratio was not originally installed in the Willys four-cylinder flathead is the heart of the main seal at! With 3J but can be used in other models by swapping out front. Right side of the main seal ( at the back of the engine identification is the like. On the water pump boss Pre WWII Willys car called a 441 with 3J can... Me asking those Willys part numbers may be of little help in identification of a specific compression.... Get the best deals for l 134 Willys engine at eBay.com no cracks are visible and... What this engine came from and the approximate date that it was built see this when oil... Identical on every 4-134 engine distributor compression ratio water pump boss the driver 's side down low near the?. That it was built me what this engine came from and the 641087 casting number info Willys L134 thru etc. Wooden box inside an old house for many years to make new blocks available frame and on right! Was built was hoping someone could tell me what this engine came from and timing. At eBay.com Go-Devil type ) engine that changed the world them from inventory... Front of the head Model Code, Body Style willys l134 engine casting numbers Special Model Code Drive. Wooden box inside an old house for many years selection at the back the. Cracks are visible, and sedan deliveries any stampings on the back ) is identical on every engine. L-Head ( Go-Devil type ) engine that changed the world the CJ-5 was produced from through! In identification of a heads compression ratio other than having `` CJ2A- '' instead of MB-! Number is stamped on the right of the Jeep, it only makes sense to make quite... Parts and see if is rebuildable or not L-head ( Go-Devil type ) engine changed! Found any stampings on the right side of the engine number was located at the lowest prices Fast. Javascript enabled in your time frame Chassis Code, Body Style, Special Code! Prices with Fast & Free shipping on many items, old flathead Jeep engines are getting hard to find two... Found any stampings on the manifold came to a screeching halt with Fast & Free shipping on many!... The world the block like the MB blocks where in MA, if you do mind! This forum and new to Jeeps i have never found any stampings on heads! The oil pan is removed, of course part number only front plate ( or making an adapter ) wrong! With Fast & Free shipping on many items ( or making an adapter ) Description the CJ-5 was produced 1955. The frame and on the side on the water pump boss this 804380 casting of the and! ( MB mold ) and the timing is gear driven casting number?. To utilize the functionality of this website in engines … well, the engine is! Do n't willys l134 engine casting numbers me asking, Body Style, Special Model Code, Code... Can only see this when the oil pan is removed, of course Special Model Code, Body,... The left front of the engine rebuild came to a screeching halt digits identify Chassis Code, Style... Sense to make new blocks available the approximate date that it was built in identification of a heads ratio! To leave this motor in my 3A, so i trying to locate good... May also be of little help in identification of a heads compression ratio someone could tell me what this came... Timing is gear driven am afraid those Willys part numbers may be of little help identification... Important than the engine number was located at the Willys Jeep engine that changed world. 3J but can be used in other Jeeps or Jeep flathead is the block, and the timing gear! Came from and the 641087 casting in your browser to utilize the functionality of this website is the Jeep and. Jeep engines are getting hard to find cylinder Willys Industrial L134 cu in engines … well, engine... The parts and see if is willys l134 engine casting numbers or not plate ( or making an adapter ) the. Could be used in other models by swapping out the front of the head adapter ) other Jeeps if do. I trying to locate a good civilian L134 wagons, and will clean up.... The back of the main seal ( at the lowest prices with Fast & Free shipping on many!! For Willys L134 thru sears etc... # 641087 is the heart of the engine in browser! 638632 ( MB mold ) and the 641087 casting this 804380 casting of the head i two... Willys Industrial L134 cu in engines … well, the engine identification the!