You can have it straight (CJ 428) or with optional CJ 428 Ram, the breathtaker. With more than 400 lb-ft available from 2,600 to 4,700 rpm, the Mach 1's tail is sure to be obscured in clouds of tire smoke. The Boss and Cobra Jets had the same block with four bolt mains, short skirts, and thin wall castings. Please notethe 428 and 429 are completely different classes or families of engines. Ford 428s had a different water jacket core which can often be identified by the "428" cast in the bottom of the inner water jacket right under the center freeze plug. It came in special Mustangs (and 2 Cougars) in 1969-70. The 429 is known as a 385 family due, I believe, to the bore size being 385 centimeters. 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. The facts became clear once 428 CJ Mustangs and Fairlanes started running high 13s at the strip with zero preparation. What is the difference between a 428 and 429. This was remedied by the introduction of the all-new '67 Mustang. Required fields are marked *. Still, a '71 'Jet had a 0-60 time of 6.5 seconds and a quarter-mile time of 14.1 seconds, so it was no snail. I have a 428 FE engine in my car from back in the day (60's). Information provided by Phil Wassil and by Kevin Marti of Marti Auto Works documents Detroit Locker availability beginning around November 1969 - in the 1970 model year! Muscle Car Club is a blog dedicated to informational resources and guides for both modern and classic muscle cars. What makes the 428 Super Cobra Jet engine so super? This was not enough to beat the big-block Camaro, however, which ran the quarter a full second quicker. The 428 was basically a bored out 427, though it performed better and was more reliable. Whereas Shelby had scrapped plans to redesign the 428s intake manifold a notorious choke point Tasca came up with a different idea. The Mercury division of Ford put the 428 Cobra Jet in their Comets and Cyclones, and Shelby used one for his new GT500KR (King of the Road). But, from the factory it was never as powerful as the (solid lifter) 427. 385cm = 151.6 inches. It was probably a case of "building out" soon-to-be obsolete 427 inventory. 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. This is an internally ballance assy . Yet, while they were considered big blocks, the first generation of the Ford FE never had displacements of larger than 400 cid. Ford introduced their second generation of FE V8 big block engines in 1962 with the 406 cid big block. The 429 SCJ was a stronger version on the CJ. The 406 was a serious development for Ford, as it catapulted them to NHRA and NASCAR victories in the mid-1960s. Best of all, unlike the fire breathing 427 FE (which was mostly installed in fullsize 1963-1967 models), the 428 CJ was commonly available in all the popular midsize Ford-Mercury muscle models. Register now for free! Ford got down to business and began by beefing up the bottom of the 428 block casting, which included heavier main bearing caps. Ford rated the engine at 335 horsepower and 440 lb-ft of torque, but that was probably understated for insurance purposes. 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. In the 1969 Supercar Annual magazine, one ran a 69 Cougar Eliminator ran a 13.90-second quarter-mile time with a 101.2 miles per hour trap speed. Fords Cobra Jet engines rivaled high output big blocks from General Motors and Chrysler, and finally made some Mustangs worthy of being called muscle cars. Some of the other unique facts about the 428 are that it's externally balanced and due to the different piston and connecting rod combos used by the factory. Yet, in 2008, Ford brought back the Cobra Jet badging for its 40th Anniversary. The 428 Cyclone tipped the scales at 3,740 pounds, which helped give it momentum in the oval track, but held it back in the quarter-mile. The Ford 427 became immortalized in 1966, when Ken Miles piloted it during the 1966 24 Hours of Le Mans (later chronicled in Ford v. Ferrari). YES! Super Cobra Jet horn reinforcement bracket The CJ block differs from the plain 428 due to the additional webs cast into the main bearing saddles. A fairly mild hydraulic cam combined with the good-guy Low Riser cylinder heads made for an engine with a flat torque curve and good horsepower numbers. Reportedly, Ford plans on getting even crazier with the electric Mustang Cobra Jet, shooting eventually for one that can hit the quarter-mile in less than 7 seconds. I want to register an account for free right now! The Super Cobra Jet, available only with a 3.91 or 4.30 rear axle ratio, included additional features. : For registered members this ad will NOT show, Cobra Make, Engine: Unique Motorcars (sold). 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. 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. A date code correct 69 428 block could be worth a decent buck. The SCJ block is the same as a CJ, and to that they added 427 "LeMans" connecting rods, better intake manifold, and an oil cooler, plus crank, rods, pistons, wrist pins, flywheel/flexplate A police interceptor may have an "A". the 428 CJ. Super Cobra Jet oil cooler adapter The 385-series 429 and 460 are also good street-strip engines, with their canted valves and large bearings. In April 1968, Ford introduced the Cobra Jet, built from a 428 Police Interceptor short block with 427 low riser heads, among other heavier-duty performance partssimilar to what Holman Moody had invented. From 2008-2012, Ford used a supercharged version of their 5.4 L Modular V8. While the print ad boasted leading the way, the Cyclone CJ ended up closer to the middle of the pack in 1969, coming in 12th overall in factory supercar quarter-mile times published that year. The 428 uses a crank with a 3.98 inch stroke and a 390 has a 3.78 inch crank. 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. However, in true Cobra Jet fashion, Ford underestimated the horsepower from the factory. 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. Super Cobra Jet harmonic balancer counter weight, 2 Connecting rod research seems to indicate that CJs used a variety of common high-end FE rods, with the C7AE-B rod being fairly common. Besides I have a reputation now First you have to start with the 428 v.s. In April 1968, Ford released its own version of the 428 engine and called it the Cobra Jet.. The 429 is a 70 complete out of a Lincoln or some other 4 door. Known as the Thunderbolt, this Fairlane saw very limited production and was built as a factory lightweight race car. Super Cobra Jet Crankshaft ). The 1969 Ford Fairlane Cobra was a 1969-only option and was available in either a Formal Roof Hardtop or a Fastback form. Many aficionados of the Cobra Jet Mustang consider the '70 version to be the nicest of all, combining the last year of the FE engine with the last year for the '69-'70 body style. More than 18,000 were installed in 1968-1970 Mustangs alone. Why wouldn't an aluminum headed 351W be the best option -- then you don't have to change the rest of the driveline. The big-block Chevy had the edge in breathing ability, but this move closed the gap between the two engines a great deal. The 1969 description says that the Drag Pack option is "Available only with 428 CID 4V Non-Ram or Ram Air engines" and "Not available with other optional ratio axles or air conditioner". Two were offered for 428 Super Cobra Jet before and after that date. Cast iron exhaust manifolds. It appears that Ford went through at least three piston designs during the 428 CJ and SCJ production run to address durability problems. 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 hood scoop works.) I think, but don't remember, that the SCJ would come in cars optioned with the "drag pack.". now if your talking 429scj vs. 428 scj i would give the nod to the 429scj. But times were changing, and sales were soft for performance cars across the board, and not just at Ford. These had the larger 600 cfm 4100. Ford created a few high performance variants of the 429, the Boss 429 and the 429 Cobra/Super Cobra Jets. The name is perhaps one of Ford's most enduring performance legacies. The big reason a 428CJ makes more horsepower and torque than a PI is the superior heads. The basic strength of the Super Cobra Jet engine is in a more durable reciprocating assembly (crank, rods, pistons, wrist pins, flywheel/flexplate, and harmonic balancer) that was designed to withstand the higher RPM requirements of drag racing. A police interceptor may have an "A". As with most deceptions, the ruse was quickly unmasked as the NHRA factored the 428 CJ into higher classes so it couldn't bully weaker machinery. The 406 was essentially a bored 390, and in 1963 Ford went even bigger and bored the 406 out to 427 cid. 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 . Cast iron intake manifold identical to the aluminum one on the police interceptor. . Cast iron intake manifold identical to the aluminum one on the police interceptor. In 2020, Ford came out with the most unique Cobra Jet in history, the All-Electric Mustang Cobra Jet 1400. As mentioned, the 428 Ford Cobra Jets had 427-style heads, which had 2.09 intake valves and 1.66 exhaust controllers. Some original SCJ blocks were stamped "super" on the front; if present, this marking was likely there to tell the original engine assemblers to use SCJ internals when building the engine (here's an example of such a stamping courtesy of Randy Pollock). There was some overlap of the C and A markings on the rear block face which means many early CJ's have the A on the block while many police and pasenger 428 engines have the C marking. The package included special capscrew-type connecting rods borrowed from the Ford GT Mark IV 427 Le Mans engine. The 1968 Mustang received several styling updates, including side scoops, steering wheel, side marker lights, and gas cap. But it was the Camaro-Firebird that joined the Mustang in the ponycar class. 428 Police Interceptor, and 429 ThunderJet, used in big luxury cruisers. The Cobra Jets are very similar to the standard 428s, with only minimal upgrades for better performance and reliability. Not too common, maybe a total production of 15,000. I want to register an account for free right now! non biased Shelby Cobra related site! It also had improved exhaust manifolds and a 735 CFM carb (a slightly modified 780 with different booster venruris). Slightly smaller in bore but longer in stroke, the 428 ran smoothly in street trim, but it was still a very powerful engine, with mountains of torque. For the most recent 2018 Ford Cobra Jet, Ford used their modified Coyote variant, the 5.2 L Voodoo. These were sold as part of the Drag Pack option. Sadly, Ford discontinued the 429 Cobra Jet Mustang and other CJ-powered cars halfway through 1971. 1968 428 Cobra Jet Drag Strip Modifications 428 CJ Mustangs at the 1968 NHRA Winternationals Drag Strip Performance The Straight Scoop on "Canadian" Heads Engine Information 428 Cobra Jet History, by Bill Barr 428 Cobra Jet vs. 428 Super Cobra Jet Comparison of Major 428 Engine Components Component Identification Engine Identification Codes The 396 was a durable and slightly detuned racing engine that ran very hard. The World's largest non biased Shelby Cobra related site! Well, there you have the top 8 fastest 428 Cobra Jets. But there was one thing about the 428 CJ that left everyone puzzled. Chevrolet wasn't Ford's only problem in the performance department. All of this was a step in the right direction, but the '67 GT500 was still slower than the rip-snortin' 375hp 396 Camaro. The CJ got the standard damper of '68-'76. Ford based the 429 Cobra Jets on their 385 series of V8 engines. FE & FT Big Block V8 (332, 352, 360, 390, 406, 410, 427, 428) - difference in 428 blocks? Sorry, here's the other page. Also does the cj have a lot of low end. The birth of the Cobra Jet engine package from Ford was in response to external pressures. The 428 is a 1969 block no heads. The new Mustang was beautiful, and it had a large enough engine bay to take the big mill. Two-bolt main block Between 345-360 horsepower 428 Super Cobra Jet Internal structure differences included Lemans type cap screw rods The capscrews were shorter than the 427's to clear the block Externally balanced External engine oil cooler Here is some 429 info I gleaned off the net: First was the base 429, known as the Thunder Jet (TJ). Now lets take a look at the various Ford Cobra Jet engines. The block and head were both cast iron, but some models may have had aluminum intakes instead of cast iron. The 429 Ford Cobra Jet pumped out 370 horsepower, while the Super Cobra Jets pushed out 375 horsepower. non biased Shelby Cobra related site! Includes year, model, engine, 1/4 mile times, and moreabsolutely free! 1969 and 1970 CJ vs. SCJ parts identification. Super Cobra Jet harmonic balancer A remedy was in the making, as the 428 Cobra Jet package for the Mustang began its metamorphosis. 428 cobra jet vs. 460. i was wondering if a 428 cj or a 460 would be a better engine for a street rod. The 427 quickly became one of the most popular and powerful Ford engines, pumping out 425 horsepower.
Waze Avoid Congestion Charge,
How Much To Join Brooklake Country Club,
Katv News Anchors Suspended,
Boudoir Photography Chicago Suburbs,
Pet Friendly Private Landlords Hertfordshire,
Articles D