AMC JEEP 4.0/4.2L & 258 ENGINE. Tall, AMC, Buick, Cadillac, Chevy, GMC, Jeep, Olds, Pontiac, Set of 25. However none of this would have mattered if it had not been for the availability of AMC’s second generation V8 family under … The great thing about this engine is it reliable, inexpensive, and has horse power and toque peaks at low RPM. Current & classic AMC models with detailed specs including acceleration, maximum speed, exterior dimensions and fuel economy. California Residents: WARNING; From $3,042.99 8 Products; Switch to View Product Groups; SORT BY . Transmission: AX4, AX5 LHD / RHD: Any . A new smoother exhaust manifold and aluminum intake manifold were introduced. Engine type: AMC V-8 390: Displacement: 6.4 l (390 ci / 6391 cc) Power: 345 ps (340 bhp / 254 kw) @ 5100 rpm: Torque: 583 Nm (430 lb-ft) @ 3600 rpm: Power / liter: 54 ps (53 hp) Power / weight: 265 ps (262 bhp) / t: Torque / weight: 448 Nm (331 lb-ft) / t: Transmission: Borg Warner T10 series 4 Speed Manual (3.45 ratio) Layout: front engine, … American Motors devoted three … Pete Dunton . Advanced Member; Members; 15 posts; Author; Share; Posted May 31, 2016. The 4.0 is one of AMC's best-known engines. GoatBoy4570. Customized mounting brackets ensure a perfect fit and a weight capacity of 500 lbs. It featured the 3.75-inch bore and a 3.895-inch stroke, which made it undersquare. In 1980 (calendar year, not model year -- the AMC engine plant worked off calendar year for some odd reason), the AMC six had a diet! 867 by Rick Jones, on Flickr 290242390 by Rick Jones, on Flickr 304 & 360 1970-1971: Generally speaking... counter weight is 1/2 as deep as what is found on a 390-401 flywheel… Slightly thinner iron castings, aluminum intake, four counterweight crankshaft, and 7/16" head bolts. Be the first to review. During the development period of the 4.0L, AMC wasn’t exactly thriving incredibly well, so take save development costs the 4.0L used many of the same parts and dimensions as the other inline-sixes in the 232/258… It shaved 40 pounds total off the engine weight. Model: AX5 Engine: 2.5L. All specifications, performance and fuel economy data of AMC Pacer X 258 automatic (85 kW / 116 PS / 114 hp), edition of the year 1977 since October 1976 for North America U.S., including acceleration times 0-60 mph, 0-100 mph, 0-100 km/h, 0-200 km/h, quarter mile time, top speed, mileage and fuel economy, power-to-weight ratio, dimensions, drag coefficient, etc. ⭐ ⭐ ⭐ ⭐ ⭐ 5 stars positive rate on Trusted … Temp Sensor Front of Head Below Thermo, 1/2" Head Bolts, Bolt Down Rockers. The inline 6 is also one of Promar's most popular engines. The American Motors (AMC) Straight-6 family of engines was used by a number of AMC and Jeep vehicles from 1964 through 2006. It was produced from … Piston weight differences between 258 and 4.0L types should be a negligible factor. A new block casting and fewer crankshaft counterweights were used. The Pacer model is a Hatchback car manufactured by AMC, sold new from year 1977. 1977 AMC Pacer: This automobile has a 3 door hatchback body style with a front mounted engine powering the rear wheels. $19.99. V-belts were replaced with a serpentine belt, and a new lightweight plastic valve cover was fitted. Checkout our low rates. High Energy Hydraulic Flat Lifter Set for AMC 199-258 6 Cylinder JavaScript seems to be disabled in your browser. AMC's biggest block, the 401, came for the ’74s, and the 258 left, leaving the 360 2V as the base engine. AMC - Fight Nights Global: Winter Cup pits Vyacheslav The Crushin' Russian Vasilevsky vs Bogdan Guskov fight in Dynamo Sports Center, Krylatskoye, Russia on Dec 24, 2020. Tom Walker Binder Driver. Filter Results Filter by Vehicle Individual Parts; Part Groups ; Results 1 - 5 of 5 ... Natural, 3/16 in. Block Cast #445, 098. In 1981, AMC revised the 258 for lighter weight. It continued to be used through 1990 in the Wrangler. 258 cu in (4.2 L) 242 cu in (4.0 L) The early engines' bell pattern differed from AMC V8s. Estimated Ship Date: Tomorrow if shipped by air. Joined: Oct 11, 2001 Messages: 530 Likes Received: 0 Trophy Points: 0 Location: Nederland, CO. Howdy all, I've been serching the archives but can't seem to find the weight on an AMC 258 engine. AMC Pacer 4.2 Engine Technical Data : Engine type - Number of cylinders : Inline 6 : Engine Code : - Fuel type : Petrol : Fuel System : 1 Carter BBD 8104 carburettor : Lubrication : Wet sump : Coolant : Water : Engine Alignment : Longitudinal : Engine size - Displacement - Engine capacity : 4228 cm3 or 258 … It is basically a stroked 232 engine. My … Later 258 models (starting with the 1980 model year for California AMC Concords and Spirits, 1981 for California Jeeps, California Eagles, and 49-state Concord and Spirits, as well as in 1982 for 49-state Eagles and all other applications) are equipped with AMC Computerized Engine Control (CEC) system. The 199 and 232 are both oversquare with larger bores than strokes. We are shipping world wide! V-belts were replaced with a serpentine belt, and a new lightweight plastic valve cover was fitted. I'm adding a "HP*" bonus/penalty based on weight so looking for complete engine weights, ie everything unique to that engine. For 1981, as part of a weight reduction program (aluminum intake … AMC 401 V8 – Muscle Car Heavy Weight . 4.2 L AMC 258; Gears (AX4 & AX5) 83500560 1st Gear Race 1987 / 1988 Replace part #: 83500560. 1981 it gained lightweight … Jump into the discussion! A new smoother exhaust manifold and aluminum intake manifold were introduced. The only difference is AMC drilled lightening holes to balance each engine to it recipitating assembly. The 258 inline 6 (I6) engine always came from the factory carbureted any many people … The CJ7 series featured seven power options over its long production run. By then it offered the AMX, Javelin, and the SC/Rambler – all were formidable muscle cars. Contact form . The power is produced by a naturally aspirated engine of 3.8 litre capacity. November 21, 2018. Welded Weight Pins are Extra Durable; Standard-Type Iron Distributor Gear Made for Hydraulic or Solid Flat Tappet Cams; Applications: 1965-1970 AMC Cars 199 3.3L 6 Cylinder; 1965-1979 AMC Cars 232 3.8L 6 Cylinder; 1971-1986 AMC Cars 258 4.2L 6 Cylinder; 1972-1975 Jeep 232 3.8L 6 Cylinder; 1972-1986 Jeep 258 4.2L 6 Cylinder; 1987-1990 Jeep Wrangler 258 … Fuel Pump Block Off Plate Fits jeep AMC 258 232 CJ5 CJ7 Engines F168 Material: 6061 Billet Aluminum Bolts: 2 included Finish: Polished Mfr PN: F168-JS31 Mad4Metal fuel pump block off plates are extremely light weight and have been thoroughly leak tested in high performance racing applications where extreme crank case Please call NuTech to obtain accurate availability or build times before ordering 1-800-790-9094. It was produced from 1958 … This is part of NuTech "Classic" catalog and availability is limited. Although these two generations have the same bellhousing and motormount … It develops 86 bhp (87 PS/64 kW) of power at 3400 rpm, and maximum torque of … A new block casting and fewer crankshaft counterweights were used. Part Number: ATKDA21. The CJ7 also featured a Dana 20/30 front axle and an AMC 20 rear axle. SCAT Engine Components 9-4.2L-3895 - Scat Series … Orders placed & paid until 12:00 (a working day) are shipped same day! Promar does not build their engines on an assembly line. Beginning sometime in January 1980 the "light weight" version was introduced. The AMC straight-4 engine is a 2.5 L inline-four engine developed by American Motors Corporation (AMC) that was used in a variety of AMC, Jeep, and Dodge vehicles from 1984 to 2002. The AMC 258 was introduced in 1971 in J-series pickups and Wagoneers and in 1972 in CJs. All specifications, performance and fuel economy data of AMC Gremlin 258 (71 kW / 97 PS / 95 hp), edition of the year 1976 since September 1975 for North America U.S., including acceleration times 0-60 mph, 0-100 mph, 0-100 km/h, 0-200 km/h, quarter mile time, top speed, mileage and fuel economy, power-to-weight ratio, dimensions, drag coefficient, etc. A guy there said I shouldn't run 10W-30 in my 258 (in the Scrambler) either. GoatBoy4570. All specifications listed are searchable, filterable and sortable. AMC 258 Weight. More than a few engines powered the Jeep CJ7 from 1976 to 1983. Throughout the years, AMC updated their inline-six engines with various displacements and design features until 1986 when they launched the modern-day 242 ci / 4.0l engine. Note: Although the GM Iron Duke was a predecessor I4 engine in some AMC vehicles, it shares nothing in common with the AMC 2.5 L. Development. I have no info on the big GMC 302 nor the AMC 258, any numbers appreciated. Part Number: PIO-PK-9-A-25. In 1981, AMC revised the 258 for lighter weight. Fitment: Universal Fit; AMC 258 engine VIN C and T block; Block casting: 444; … In-Line Head Cast #258, 490. Tom Walker, May 21, 2006 #1. Others with additional comments? Estimated Ship Date: Tomorrow if shipped by air. The American Motors Corporation (AMC) straight-6 family of engines was used by a number of AMC and Jeep vehicles from 1964 through 2006. Although these two generations have the same bellhousing and motormount … Want to keep my 37 Chevy p/u powered by a six but wanting a slightly newer six with the carb and exhaust on the same side as the 235 plus full oil … NOT the flywheel, generator, or aircleaner but everything else ie starter, manifolds, carbs, fan. 258 in 3, 4230 cm 3 Power 100 hp @ 3400 rpm . For the best experience on our … Oil weight for 258 I-6. TRANSMISSION 3-speed automatic. 258 kph (160 mph) Powertrain specs. Anybody running a 258 AMC six in their ride,I need the measurement f the back of the block to where the water pump pulley attaches. In 1971 AMC raised the block height and lengthened the stroke on the 199 and early 232 engines. Filter your results by engine type, configuration, displacement, cost or … Under the Hood. Add to cart. In 1987 … For an outline of all engines used by AMC see 1 195.6 2 The modern era I-6 2.1 199 2.2 232 2.3 258 2.4 4.0 2.5 Rod Lengths 3 See also 4 References American Motors' first straight-six engine was the 195.6 cubic inch (3.2L). Moses Quote ; Link to post Share on other sites. We carry an assortment of Jeep 258 crate engine options, 258 long block alternatives and AMC 258 crate engine selections from premier brands such as Omix-ADA and ATK North America. This coincided with the intro of the lower-cost … 290 & 343: No counter weight lug, indexes on the 4.500 out side diameter of the crank shaft flange. AMC car specs are listed here. To find your ideal 258 inline 6 engine for sale, begin by entering your vehicle information into the drop-down menu. The 258 would remain carbureted until around 1980 to 1982 when it gained the AMC Computerized Engine Control (CEC). DIMENSIONS Wheelbase: 97.2 in Length: 166.6 in Curb weight: 3340 lb. JEEP 4.2L/258 Crankshafts. 1 195.6 2 The modern era I-6 2.1 199 2.2 232 2.3 252 2.4 258 2.5 282 2.6 4.0 2.7 Connecting Rod lengths 3 See also 4 References 5 See Also American Motors' first straight-six engine was the 195.6 cu in (3.2 L). What is everyone here running? *** Not Intended for Motorhome Use *** $ 2645. In 1971, an undersquare version of the AMC I6 came out as the 258-CI (4.2-liter). In 1972 both … ATK AMC 258 CID Inline 6 Cylinder Replacement Jeep Engine - DA21. Thread starter 1x1_Speed_Craig; Start date Jun 8, 2004; 1x1_Speed_Craig Simplify... City Grand Rapids State MI Jun 8, 2004 #1 I started this thread on the FSJ board in regards to oil weight/viscosity. The machine shop can confirm this. AMC didn’t get serious about competing in the muscle car segment until the late-1960s. Posted May 31, 2016. Looking at some alternative sixes that are close to the same length as a 235 Chevy. … Discussion in 'General IH Tech' started by Tom Walker, May 21, 2006. These two RB or "raised block" engines shared the small bell pattern of the earlier engines for only the 1971 model year. We have 1 … This powerplant features overhead valve valve gear, 6 cylinder layout, and 2 valves per cylinder. It was one of four AMC engines kept in production when Chrysler bought AMC in 1987 as it is known for its longevity. Anyone have an idea? Can anyone elaborate as to which is the … Promar Engine's quality control is second to none. Crank Cast #3214723. 99 +$335.00 … The 199 became 232 cubic inches and the 232 became 258.