jeep 258 head casting numbers

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. 0. That's why nearly everybody calls either of 'em a "258"... :) You've probably lost very little, including time. ... but the later-model HO head flow numbers … 10159550. Jeep 258 engine block casting number. Will your 2.3 4 cylinder from your tempo fit in my jeep Cherokee? Using highly efficient port designs and state-of-the-art combustion chamber shapes, Edelbrock cylinder heads offer improved performance throughout the rpm range for great throttle response and top-end horsepower. This is not radical race porting, this is for a street 401. The valve head diameter is 1.91 intake 1.50 exhaust. 10159551. JEEP 4.0 LITER. Test 4: Pushrod pinch sized . 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. They were stamped into the tub & tailgate sheet metal. This listing is for a rebuilt Jeep 4.0 liter cylinder head. If you still cant find a matching cylinder head, please try our Product Inquiry Form . 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. the water jacket holes that need to be closed off are fuse welded which is the correct way of doing it. amc jeep chrysler 258 4.0 h.o conversion cylinder head. 1.94/1.50. 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. Find cast numbers. Hey guys, I was hoping someone would know off the top of their head(s). Jeep heads are identified by a casting number on top of the head above the 4 exhaust port, on the manifold side. Was I lucky, maybe so. The 258 used in '87-'90 Wrangler YJs uses a computer controlled Carter BBD. HELP. The cylinder heads The stock I6 cylinder head is cast iron and weighs about 60lb. Edelbrock Performance Cylinder Heads are made in the USA, offering the best in quality and performance. ... 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. 76cc. Jeep CHEROKEE 4.0 LTR 6 Cyl OHV. Contact Sweetens Performance Monday-Friday 8-4 at 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! For other models see our store listings. Head casting numbers will let you identify what kind/where a head came from. The 258 used in '87-'90 Wrangler YJs uses a computer controlled Carter BBD. Crank Cast #3214723. Block Cast #3227445, 3224098. FREE SHIPPING. Conclusion - the numbers are coming around nicely. SHIPPING / RETURNS. The 258 always came with a cast iron block and cylinder head, hydraulic lifters (with non-adjustable rockers), and 7 main bearings. Test 3: Cast wall surface smoothed . Casting No: 0331. The two motors are nearly exactly identical. 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) WARRANTY. This listing does not cover heads with the letters "TUPY" cast into them. 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. Notes: 6 CYL, 4.0 JEEP, OHV, 0331 NEW CASTING 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. Hi i was wondering where the cylinder block and head casting numbers are on my 258 4.2L I6 in my 83 scrambler? # 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) In-Line Head Cast #258, 490, 480, 259. We will provide you with best prices on top name brands! 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! This will send us information about your cylinder head and we will double check the data and look for the correct cylinder head. 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. HOME. 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 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. It is very simlar to the 258 used in '82-'86 CJs, but performance suffers due to emmission controls. CONTACT. Test 2: Combustion chamber unshrouded with a 2.4" cutter . If you have entered a specific head family or casting number, please try a search without them. .600 242 246 256 258 .700 248 250 260 264 . REBUILT CYLINDER HEADS. VOLUME PRICING. also some of the 1971-72 258’s had the 14-1/2 inch bell housing pattern. Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads. Cylinder Head ID. The 258 always came with a cast iron block and cylinder head, hydraulic lifters (with non-adjustable rockers), and 7 main bearings. Additional Applications: Jeep – CHEROKEE 1997 to 2007 Jeep – CJ-SERIES 1997 to 2007 Jeep – JEEP 1997 to 2007 Jeep – WRANGLER 1997 to 2007. No, a Ford head will not fit on a Jeep motor.No, a Ford head will not fit on a Jeep motor. PLEASE INCLUDE CASTING NUMBER WITH YOUR ORDER. Your 258 Crate Engines source with low prices and FREE shipping on orders over $99*. 350. 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. They were marked on zinc tags, affixed by rivet or screw at (up to) 4 different locations on the vehicle. Notes: The VIN# is required to ensure that the correct part is shipped.Complete Head with Valves and Springs. 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 Was I lucky, maybe so. ACM (American Central Manufacturing - the body manufacturer) serial numbers began at 1. 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 This video shows some adjustments to the throttle body fuel injection if you put a 4L head on a 4.2L Jeep engine. 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.

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