I want to register an account for free right now! important]cars[/COLOR] will have heads with the smaller valves and a lesser highway friendly springs . I spoke to Rob Celedon the other day and his SCJ car has the same stamp on the block. The 428SCJ used 427 LeMans connecting rods and different pistons, crank, wrist pins flywheel/flexplate, a cast-iron Police Interceptor intake manifold, and an engine oil cooler. Originally available in any of the three Mustang body styles--coupe, fastback, or convertible--all '68 CJ Mustangs are highly sought after, even 30 years later. Whenever a differential with a gear ratio of 3.91:1 or 4.30:1 was ordered as an "optional axle ratio" at a cost of $6.53, a lot more than just lower gears came with the package. First, the 1969 price list: April 17, 1969 Mustang Drag Pack Option Description, June 1, 1970 Mustang Drag Pack Option Description, Cobra Jet Connecting Rod When the Ford execs at their plant in Dearborn, Michigan saw Tascas KR-8 428 engine in person they were impressed. Right to the end in 1970, the 335hp rating stuck. Ford got down to business and began by beefing up the bottom of the 428 block casting, which included heavier main bearing caps. Though almost identical in displacement, Ford based the new 429 Cobra and Super Cobra Jets on the 385 series. 1968 was when the Cyclone lost its affiliation with the Comet nameplate, a good move considering it was on its way out entirely by 1969. Additionally, Ford simplified several exterior styling features due to a sales dip in 1969 attributed to aggressive styling. * These are service part numbers, not engineering numbers. That is, the performance motors were either a CJ or a SCJ. Most estimates put the 1968 Ford Cobra Jet 428s at north of 400 horsepower. All this was none too soon. The 1968 Mustang received several styling updates, including side scoops, steering wheel, side marker lights, and gas cap. The 428 CJ cylinder heads featured an un-machined chamber of 73-76cc, 2.06" intake valves and 1.66" exhaust valves. Now. . However, it wasnt Ford Engineers that first developed this impressive powerplant. Most of the differences have been listed except for one major difference. 428 CJ's came in the 69 so it would be more correct as far as appearance goes. The stage was set, and war was waged in earnest. Starting in 1966, you could also get a 428 Police Interceptor (only sold to police entities). Basically, a 428 is just a stroked 390, and tuned for massive torque over horsepower. This field is for validation purposes and should be left unchanged. But there are other types of 428's and 429's floating around out there, built for different purposes, i.e. Building Ford's Fabulous 429 Super Cobra Jet - OnAllCylinders They were the be-all and end-all of rods back in the sixties, but metallurgy has far surpassed them today. When this 428ci engine was installed in the Mustang, Shelby called the car the GT500. Needless to say, the success of the Cobra Jet package guaranteed its reappearance for the '69 model year. Super Cobra Jet harmonic balancer counter weight, 2 428cj vs 460 | 460 Ford Forum We have 2 blocks here-both are 428s but one has some additional webbing on the main bearings. It was rated at 375HP (grossly underrated). Chrysler had the 440ci RB wedge engine, not to mention the brutal 426ci hemispherical head motor known as the Hemi. In 1971, the 351 Ford Cobra Jet made 280 horsepower, but that dropped to 266 horsepower and then 255 horsepower. To verify an original car, you can simply look at the vehicle identification number (VIN) on the dashboard. This package became notorious in slang as the Drag Pack. But of course, it was too late to change the name. Last month, we brought you Part 1 of 3 on how to detail a 428 Cobra Jet engine to concourse level, with Marcus Anghel of . What is the difference between a 428 and 429. So the question remains, how much horsepower does a stock 428 CJ really deliver? The 429 was not produced until 1969. Representation from nearly all Cobra/Daytona/GT40 manufacturers Help from all over the world for your questions Build logs for you and all members Blogs Cobra Make, Engine: Posts: 717. They were almost identical to the standard Cobra Jets, but had stronger internals. For the most recent 2018 Ford Cobra Jet, Ford used their modified Coyote variant, the 5.2 L Voodoo. Factory horsepower and torque ratings were the same for both CJ and SCJ engines. This marked the end of the original run of Ford Cobra Jet engines and vehicles. They had introduced the 385 series in 1968 to start replacing the outgoing FE series. Kevin later explicitly confirmed that "Ford did not produce 69 4.30 vehicles with Detroit Lockers. The problem with the 427 was that it was far too expensive to produce for use in a regular production car. Paul: Sorry to disagree. Though different part numbers were used for standard sized CJ and SCJ pistons (perhaps to provide slightly different installation tolerances), most folks that I've talked to believe that the pistons were in fact identical. Increased Ebay value in a few strokes of a hammer! While 1299 may seem like a lot( compared to the lightweight Galaxies, Thunderbolts, 427 Fairlanes and Boss 429's) it is a small fraction of the numbers . With a bore and stroke of 4.36 X 3.59, the 429 has a larger bore but smaller stroke than the 428s. The CJ 428 engine was the top-of-the-line performance option that replaced the former performance heavy-weight 427 CID V-8 in April 1968. In 1969, Ford created an even higher performance version, known as the 428 Super Cobra Jet. There have been eight new models since then, culminating in the 50th Anniversary Cobra Jets for 2018. The 428 was a 4.130 bore and a 3.984 crank. All of the new Ford Cobra Jets are supercharged, except the Cobra Jet TT from 2013 that has twin-turbos. Note that the reinforcement bracket used with the Super Cobra Jet horn arrangement appears to have been used only during the 1969 model year. It was a good-looking car featuring wide availability in its engine selection. Instead, "Tasca Ford"the second-largest Ford dealership in the world in the 1960sinspired the 428CJ revolution. The C blocks started to be used in mid 1967 before the CJ production started. Ford released a few high performance variants of the 429, including the Boss 429 and the Cobra Jets. The increasing shift towards electric power plants makes it likely that any future Cobra Jets will be electric. The 396 featured advanced-design, canted-valve cylinder heads that flowed like crazy and earned the name "porcupine" because of their splayed-valve arrangement. Not too common, maybe a total production of 15,000. When the buyer selected the CJ option, the GT option became mandatory. The value of a Cobra Jet will differ, depending on the body style, options, and year of the car. Register now for free! The 428 is a 1969 block no heads. you could be driving 15 mph and just floor it, and it would break the tires loose, you certainally didnt have to powerbreak it to spin the tires like every other car.my father had a 74 caprice with a 454 and the Tbird was far faster than the 454. However, it wasn't Ford Engineers that first developed this impressive powerplant. 1968 was the year the wild Mustangand all other Ford modelsfell prey to the untamed Cougar. Pictures of some of these parts can be found in the component identification section of this web site. Please notethe 428 and 429 are completely different classes or families of engines. Makes you wonder how many were built at the other plants. It is remembered by those who love the Ford Blue Oval, and feared by others who would challenge the cars bearing the Cobra Jet name. I have a 428 FE engine in my car from back in the day (60's). Ford introduced their second generation of FE V8 big block engines in 1962 with the 406 cid big block. Very few were ordered because of the popularity of the new Mach 1 package. Ford really got it right with the 1968 428 Cobra Jet (CJ). In various incarnations ranging from 332 ci all the way up to the 428, the FE was the heart and soul of many winning Ford-powered automobiles. The A blocks were the earlier type. There have been rumors of cars being delivered with SCJ engines and other axle codes, and V- or W-code axles and no SCJ engine. Regarding the 428, it also matters if the block is a true CJ block or a police interceptor block. Is a 428 a cobra jet or is the cj a special 428 and is the block different between the cj and non cj. The spirit of Bob Tasca and Carroll Shelbys original 427/428 hybrids still live on today if youre lucky enough to see one in person. . At the same time, a Ford dealer named Bob Tasca was also looking to get more power out of his 390-powered Mustangs. Just two years into production, Ford introduced the 429 Cobra Jet and Super Cobra Jet for compact and intermediate sized rides like Mustang, Torino, Cyclone, and Cougar. The CJ block differs from the plain 428 due to the additional webs cast into the main bearing saddles. From 2008-2012, Ford used a supercharged version of their 5.4 L Modular V8. It was very similar to the standard 351 Cleveland engine, but with a few key differences. They also made a healthy 450 lb-ft of torque, which made for total increases of 35-40 horsepower and 10 lb-ft over the 428s. Mustang 428 Cobra Jet Service Parts Oil Level Indicator (Dip Stick) Oil Pan and Windage Tray Oil Pump Pistons Power Steering Fluid Cooler Power Steering Pump Radiator Radiator Cooling Fan Radiator Cooling Fan Shroud Radiator Fan Clutch Rear U-Joint Flange Reverse Lockout Rod (1970) Shock Tower Reinforcements Speedometer Gear Adapter Though almost identical in displacement, Ford based the new 429 Cobra and Super Cobra Jets on the 385 series. The cast iron intake manifold was a high-rise style, which was exceedling heavy at 90 lbs. What's the difference between a 428, 428 Police interceptor, and a The differences for the SCJ were: 1) The beefer 427 "LeMans" connecting rods. Two-bolt main block Between 345-360 horsepower 428 Super Cobra Jet Internal structure differences included Lemans type cap screw rods I was wondering if anyone knows the difference between a regular 428 block and a 428 Cobra Jet block. chuck, The same naming convention was applied to the 429 engine as well. The front maintained a full-width grille with an updated horizontally slatted grille, and, in the rear, the Cougar now came equipped with taillight lenses that were concave instead of convex. The '69-'70 Mustangs were nearly identical cars featuring minor cosmetic changes. If it's to be a "driver", compression needs to be lowered to use "pump . I think, but don't remember, that the SCJ would come in cars optioned with the "drag pack.". For improved high speed reliability, the SCJ used the . If I can, I will try to get a picture of the "SUPER" stamp to show. Reportedly, they didnt even let Tasca leave with the car. The Formal Roof versions were the ultimate sleeper, looking like your average everyday grocery getter to any unsuspecting contenders that pulled up next to it at a red light. Twenty three years later 1992 bought a 289 GT Coup but soon installed a FE with cylender head mods and solid roller cam have ran a best 1.33 60 foot and a 6.39 eighth mile. In fourth place is the 1968 Mercury 428 Cyclone GT. Ford Cobra Jet 429-428-427 - CarMemories.com But as the 1,500 whp 2020 Ford Cobra Jet showed, that might not be a terrible thing. I've heard this could be a Cobra Jet but I've also heard this might not be the case. There is only one high-performance damper of the latter era: The SCJ damper, which has a heavy inertia ring, much like the LeMans. Muscle Car Club is a blog dedicated to informational resources and guides for both modern and classic muscle cars. The rotating assemblies between the Cobra Jet and Super Cobra Jets are different, and mixing them leads to balance issues. The Cobra Jet version of the 351 Cleveland was one of four 351 Clevelands Ford released that year. Even in 2022, almost six decades later, the Ford Cobra Jets are still lusted over today by generations of gearheads. Luckily, Tasca Ford pioneered a high revving 428 engine nicknamed the KR-8 as a direct replacement for the low-revving 390 FE engine. : For registered members this ad will NOT show, Cobra Make, Engine: Unique Motorcars (sold). Although the '67 Mustang looked a lot like the original, it was, in fact, a completely new car with no interchangeable sheetmetal. A remedy was in the making, as the 428 Cobra Jet package for the Mustang began its metamorphosis. However, a 4-speed option was also available. The engine engineering personnel who worked for me on the 428 program were Paul Lampela, Frank Gondoly, Bob Snider, and Matt Hecht. In the 1969 Supercar Annual magazine, one ran a 13.94-second quarter-mile time, traveling 101.7 miles per hour. The Electric Ford Cobra Jet Mustang can blast through the quarter-mile in just 8.12 seconds at 172 mph, annihilating any Mustang that has ever been in production. The 428 SCJ was first introduced during the 1969 model year. Ford couldnt let the legacy of the Cobra Jet die with the 351, but it took quite some time to revive. Nineteen-seventy was the last year for the venerable FE-series big-block engine in the Mustang and Cougar. Besides I have a reputation now First you have to start with the 428 v.s. Incredibly, he too put a 428 cid block in his Mustangs, but he took it a step further than Shelby. The 428 also got a single snorkel air cleaner and had a Holley 735 cfm carburetor. In 1964, the 427 was shoehorned into the Fairlane, Ford's midsized entry, between the Galaxie on the big end and the Falcon on the small. Ford was not caught in flagrante delecto, however. Like the Chevy L-88 was 5 hp less than the trip set up Corvettes, because they lied their ass off to keep people from buying the L-88 who didn't know what they were getting into. Very rare and very expensive as only about 1,200 were made. The Ford engineers kept the KR-8 so they could break it down and discover what made it so powerful. George Anderson of Gessford Machine was kind enough to point me to a page from Ford's "Muscle Parts Description and Interchange" book, a supplement to the original "Muscle Parts" catalog that was published in July 1970, that clearly states that "all 428 engines use "dished" cast aluminum pistons with two sets of eyebrows cast so they can be used in right or left bank". The largest was the 390 cid, which Ford first brought out in 1961. Introduced at the height of the high-performance wars, big-block Cobra Jets acquitted themselves well in the Mustang and in other cars. They were still rated the same 335 horsepower as the Cobra Jets, which was probably still underestimated by 100 horsepower. The SCJ timing pointer is slightly longer to clear the larger harmonic balancer. The full-page print ad for the 1969 Mercury Cyclone CJ stated it best: Cyclone CJthe high-performance fastback with the bold build and sports car spirit. In its August 1968 issue, Motor Trend Magazine reported a 13.86-second ET, traveling at 101.69 miles per hour. In '69 the 351 was good for either 250 or 290 horsepower, depending on its carburetor configuration, while the four-barrel 390 dropped somewhat to 320. I'm not going to provide an opinion, but I will show you how Ford Motor Company described this Mustang option on their 1969 and 1970 option price lists. Now lets take a look at the various Ford Cobra Jet engines. A limited number of Cobra emblems placed strategically on the exterior warned people what lurked under the hood. The 428CJ was available in nine Ford, Mercury, and Shelby muscle car models between 1968-1970. Welcome to Club Cobra! Because the NHRA used advertised factory horsepower and shipping weight claims to group vehicles into competition classes and categories, it paid to fib a little bit; 428 CJ-powered Mustangs and Fairlanes quickly became feared street and strip machines. The Cobra Jets had three bolt caps instead of four like the Boss, and also did not have the screw-in freeze plugs like the Boss. Actually, rebuilding a 428 using modern methods costs significantly MORE than $2,500. 22 Though some claim the 428 CJ actually made in excess of 400 hp, we observed 365.1 hp at 4,800 rpm, almost 10 percent more than advertised. These cars ran the quarter-mile in the mid-11-second range, quick by any standard. So there was an overlapping period of perhaps a year from say June 1967 until June 1968 when both types were being made and used, apparently for both CJ and non - CJ applications. Before being replaced by the April 1, 1968, arrival of the 428 CJ, the mighty NASCAR-inspired 427 gave one last gasp in detuned form. Pontiac had its GTO as well as the new twin sister to the Camaro, the Firebird, and each was available with a 400ci engine. Another Dumb Question: 428CJ vs 428SCJ - Club Cobra 385cm = 151.6 inches. While the torque claim was in line with expectations, many wondered why the big 428 CJ was only 10 ponies ahead of the 325hp 390 GT four-barrel mill. For the '70 Torino and Cyclone and the '71 Mustang and Cougar, the passing of the 428 meant a switchover to the new 385-series Ford big-block. When identifying a Super Cobra Jet, you cant do it by the VIN as it shares the same R and Q code designations as the Cobra Jet. Ford had first introduced the public to the new Ford Cobra jet powered Mustangs at the 1968 NHRA Winternationals. Both were used on 428 PI, passenger car and Cobra Jet applications. The 429/460 is going to be the cheaper of the engines to build. Although these cars were slightly different than what would shortly be on the showroom floor, word was out that the Cobra Jet package was the way to go. While the 1970 Ford Mustang Mach 1 came in eighth place on this list, it came in 21st place in the fastest muscle cars of 1970 rankings. Some SCJ block had the word "super" stamped on the rear. The factory ratings were intentionally low for insurance reasons. Super Cobra Jet oil cooler adapter However, the Ford production database describes the car as having an S-code 3.50:1 traction-lok rear. I want to register an account for free right now! In 1963, the 427 saw service in a series of lightweight Galaxies, which had seen some racing success despite their weight. Sunroof has a big brain. Sorry, here's the other page. Credit: CarsRememberWhenAutoSales/Wikipedia. As we all understand, the 390 wasn't standing up to the 396, and sales reflected this. 1969 Ford Cobras were dressed-down street warriors with a basic interior, column shifter, essential gauges, and gobs of power far more significant than 335 horsepower advertised ratings. Of course there's the Boss 429, but thats a horse of completely different color. Ford based the 429 Cobra Jets on their 385 series of V8 engines. http://www.mercurycougar.net/gallery/showgallery.php/cat/500/ppuser/5281/perpage/12/sort/1, http://www.428cobrajet.com/facts.html#five. The 406 was a serious development for Ford, as it catapulted them to NHRA and NASCAR victories in the mid-1960s. 428 junk or Cobra Jet? How to tell. | Vintage Mustang Forums In 1967, this changed when they put the first generation 390 big block in the Mustang. Difference between a 390fe and 428fe? - Club Cobra In fact, Ford had seen the writing on the wall. The birth of the Cobra Jet engine package from Ford was in response to external pressures. The basic casting is the same, but a 428 had a 4.13 inch bore and the 390 has a 4.05 bore stock. SCJs seem to use the C6AE-E rod most frequently, though again I've seen written reference to a C9ZE-A rod that I haven't been able to confirm was ever actually factory installed. Finally, the PI and CJ blocks of a given era were the same. Typically 360 horsepower. Ford had introduced the 385 series in 1968, and the 429 first appeared in the Thunderbird. Keith, Cobra Make, Engine: ERA Street Roadster #782 with 459 cu in FE KC engine, toploader, 3.31, also police interceptors had solid lifters and adjustable rockers---GT & CJ were hydraulic, Cobra Make, Engine: CSX #4xxx with CSX 482; David Kee Toploader, Reading this brings up a question that I've always wondered about. ID'd by D0VE-A and D1VE-AA casting numbers on the block and D0OE-R on the heads. The big reason a 428CJ makes more horsepower and torque than a PI is the superior heads. Two were offered for 428 Super Cobra Jet before and after that date. Be sure to subscribe if you like content like this! The error is described on the owner's Marti report; here's an excerpt. The program was engineered, designed, tested, validated, released, and certified between January 1967 and August 1968. Ford introduced the Mach 1 Mustang in 1969, creating an instant smash hit that outsold the previously popular GT by 67,062 units shuttering the GT model at the end of the model year. The CJ block differs from the plain 428 due to the additional webs cast into the main bearing saddles. Ford quickly caught the vision, and before the drag-ready Mustang returned to Tasca Ford, Ford Engineers removed it from the vehicle so they could reverse engineer it for mass production. A lot of people try to pawn off a 390 as a 428. the blocks are nearly identical and the stroke is close. It was fortuitous that Tasca Ford nudged Fordand Ford listenedbecause the 428 Cobra Jets and Super Cobra Jets are amongst the baddest Ford Muscle Cars you could drive off the lot from 1968-1970. A police interceptor may have an "A". Ford gave the electric Cobra Jet its name because it produces 1,400 horsepower and 1,100 lb-ft of torque. Sold it, big mistake. The package included special capscrew-type connecting rods borrowed from the Ford GT Mark IV 427 Le Mans engine. 1973-1974 351 Cobra Jets had smaller valves, which resulted in a drop in horsepower on some models to 245. the 428 CJ. But, from the factory it was never as powerful as the (solid lifter) 427. In the quarter-mile, a one-second difference is a lot of car lengths.
difference between 428 and 428 cobra jet
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