.600 242 246 256 258 .700 248 250 260 264 . Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads. Notes: 6 CYL, 4.0 JEEP, OHV, 0331 NEW CASTING jeep amc eagle wrangler 4.2 ohv 258 6cyl straight 6 cast iron cylinder head 82-89 rebuilt!important please include casting number when ordering! CONTACT. SIXPAK wrote:Back in 1989 I installed a 87-90 4.0 head on my 1973 258 and only used a 4.0 head gasket/ No leaks what so ever. Cylinder Head ID. Edelbrock Performance Cylinder Heads are made in the USA, offering the best in quality and performance. Contact Sweetens Performance Monday-Friday 8-4 at 0. Test 1: Throat machined and valve guide boss narrowed . TERMS OF USE. This listing is for casting #'s 0331,0630, 7120, 2686. Was I lucky, maybe so. WARRANTY. REBUILT CYLINDER HEADS. HOME. That's why nearly everybody calls either of 'em a "258"... :) You've probably lost very little, including time. If you have entered a specific head family or casting number, please try a search without them. Jeep heads are identified by a casting number on top of the head above the 4 exhaust port, on the manifold side. "Go Devil" Heads. Additional Applications: Jeep – CHEROKEE 1997 to 2007 Jeep – CJ-SERIES 1997 to 2007 Jeep – JEEP 1997 to 2007 Jeep – WRANGLER 1997 to 2007. Give your Jeep or Truck exactly what it needs with industry leading products and expertise at 4WD.com. It is very simlar to the 258 used in '82-'86 CJs, but performance suffers due to emmission controls. Jeep 258 engine block casting number. Was I lucky, maybe so. Late 2001 Cherokee 4.0's with cylinder head casting numbers other than 0331 I looked for the dreaded 0331 casting number on the cylinder head, but instead found what looks like either 0302 or 1312. the water jacket holes that need to be closed off are fuse welded which is the correct way of doing it. The 258 used in '87-'90 Wrangler YJs uses a computer controlled Carter BBD. Hey guys, I was hoping someone would know off the top of their head(s). Crank Cast #3214723. The 258 always came with a cast iron block and cylinder head, hydraulic lifters (with non-adjustable rockers), and 7 main bearings. Casting numbers and part numbers may or may not be the same from year to year. This listing does not cover heads with the letters "TUPY" cast into them. 232 - 258 ENGINE BUILD CODE — The 232 and 258 OHV Engine Build Code is located at the center, upper right side of the engine block. The first and third characters of the number look like solid circles with a vertical line through them, so i'm not sure if they are zero's or one's. 1/2" Head Bolts, Round Comb. But before I was going to do all the plugging that is now comonly done I was determined to at least try it first and waste a head gasket if need be. description. Notes: The VIN# is required to ensure that the correct part is shipped.Complete Head with Valves and Springs. FREE SHIPPING. Head Games Myth: The '91-'95 7120 casting number are hands-down the best power producers, followed by the '96-'98 0630 and then the '99-up 0331s. List of all the most popular cylinder head casting numbers for producst that we sell. Make LTR/CID CYL Year Description Casting Part Cost; American Motors: 2.5 – 150: L4: 83-88: Amc – 7/16 head Bolt: 403/893: CH11300: $285.00: American Motors: 2.5 – 150 The 258 used in '87-'90 Wrangler YJs uses a computer controlled Carter BBD. 1.94/1.50. 10159551. you are looking at a jeep 4.0 conversion cylinder head casting # 7120 or # 0630.this is a performance upgrade on amc/jeep/chrysler 258 motor.this gives between 30 and 40 h.p.a good bang for the buck. The 258 always came with a cast iron block and cylinder head, hydraulic lifters (with non-adjustable rockers), and 7 main bearings. I'm having the 4.2L 258 in my 1985 Jeep CJ-7 rebuilt by a local machine shop.The shop just called and said the head is no good and that I need to get another one that is a rebuildable core. a good bang for the buck. It is very simlar to the 258 used in '82-'86 CJs, but performance suffers due to emmission controls. No, a Ford head will not fit on a Jeep motor.No, a Ford head will not fit on a Jeep motor. ACM (American Central Manufacturing - the body manufacturer) serial numbers began at 1. 87-94. AMC JEEP 4.0/4.2L & 258 ENGINE. Jeep 258 Crank Kit, Casting number is 3214723, Comes with enginetech rod and main bearings, Part number on rod bearings is BB612J, and Main Bearings is BC315J, The crank was Remanufactured at our machine shop buy with confidence! ... but the later-model HO head flow numbers … The early 258 crank was designed for use with the Borg Warner automatic, and requires an adapter to be used with a Torqueflite automatic. Find cast numbers. They were stamped into the tub & tailgate sheet metal. Block Cast #3227445, 3224098. The valve head diameter is 1.91 intake 1.50 exhaust. Test 4: Pushrod pinch sized . No need at all for embarrassment - it's nearly impossible to distinguish between the two without verifying casting numbers or pulling the head to measure the bore. Jeep CHEROKEE 4.0 LTR 6 Cyl OHV. MB Engine article on G503. Crown [ 3237427 ] Exhaust Manifold, 1981-86 Jeep CJ w/ 4.2L 258 engine & no emission pump $169.95 Crown [ 8122442 ] Exhaust Manifold, Left Side, 1972-81 Jeep CJ w/ 5.0L 304 engine Head casting numbers will let you identify what kind/where a head came from. 76cc. amc jeep chrysler 258 4.0 h.o conversion cylinder head. Test 2: Combustion chamber unshrouded with a 2.4" cutter . We will provide you with best prices on top name brands! For other models see our store listings. I am aware that the engine casting numbers were as follows: Years Engine Casting Number 1987-90 53005535 (8933002665) 1991-95 53008405 1996-98 53020569 1999-04 53010449 Now I purchased my Jeep in Arizona from a medium used car dealer that has several lots. ... 232/258: Casting # Unknown: 304: 3220515: 360: 3220503: 1977: 232/258: 3217259: 304: 3220515: 360: 3220503: 1978: Casting numbers not received from AMC: 1979: 232/258: 3227258: 304: 3233324: I cannot attest to the lists complete accuracy--it appears to be a fairly Engine Casting Codes I-6 258 1975-1986 1975-79 258 4.2 1/2" Head bolts Blocks: 3227445 and 3224098 Head: 3227258 Crank: 3214723 1980 258 4.2 1/2" Head bolts Block: 3235077 Head: 3227258 Crank: 3214723 1981-85 258 4.2 7/16" Head bolts Block: 3235444 Use these casting numbers to identify the heads you have. 10159550. Will your 2.3 4 cylinder from your tempo fit in my jeep Cherokee? Test 3: Cast wall surface smoothed . Casting No: 0331. If you still cant find a matching cylinder head, please try our Product Inquiry Form . NEW CYLINDER HEADS. JEEP 4.0 LITER. Ford GPW casting # 6050 Variation of GPW head from John Dallimore Willys MA & pre-war casting # 637014 (Possibility early MB Slat Grills may have used this head) Willys MB early-war (1941-42) casting # 639660 or 639660C No Willys or Jeep cast on head Willys MB mid-war (1942-44) casting # 639660C with Willys cast on head (ICO Carl Marcotte) Ca.. The cylinder heads The stock I6 cylinder head is cast iron and weighs about 60lb. Conclusion - the numbers are coming around nicely. # 800572 Head, cylinder assembly (Ratio 6.9 to 1) Color blue for use under 5000' altitude # 649172 Head, cylinder assembly (Ratio 7.4 to 1) Color black for use over 5000' altitude # 800569 Head, cylinder assembly (Ratio 7.8 to 1) Color yellow for use over 10,000' altitude # 911689 Head, cylinder assembly (Ratio 6.48 to 1) (Export only) ATK Engines Remanufactured Cylinder Head for 1970-1974 AMC/International/Jeep with 232ci/3.8L & 258ci/4.2L L6 $335.99 Ships directly from the manufacturer on 04/05/21 350. HELP. this sale does not include casting number 3661. if you casting number 3661 please see ebay … The 258 crankshafts use a 3.895" stroke. This is not radical race porting, this is for a street 401. ... We also offer a new improved cylinder head casting as well as the popular TUPY casting upon request; Lastly, Promar offers free round-trip shipping to commercial locations within the continental 48 states. 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