difference between 428 and 428 cobra jet

However, there have been multiple anniversary Ford Cobra Jets that have made sub-8 second quarter mile passes, showing there is serious room for modding. Each engine was from a different Ford engine family, with the 428 and 429 both being big blocks. In 1971, the 351 Ford Cobra Jet made 280 horsepower, but that dropped to 266 horsepower and then 255 horsepower. A limited number of Cobra emblems placed strategically on the exterior warned people what lurked under the hood. Now. Incredibly, he too put a 428 cid block in his Mustangs, but he took it a step further than Shelby. Block, heads, manifolds, etc. The 351 Cobra Jet is also known as the Q-Code 351, due to its RPO. 1969 and 1970 CJ vs. SCJ parts identification. I have a set of stamps capable of stamping SCJ or Holman Moody or anything else you like into a block. 1968 428 Cobra Jet Drag Strip Modifications, 428 CJ Mustangs at the 1968 NHRA Winternationals, Comparison of Major 428 Engine Components, Classic Mustang Warranty Plate/Certification Label Decoder, Cobra Jet Crankshaft (engineering number detail), Super Cobra Jet harmonic balancer counter weight, 1, Super Cobra Jet harmonic balancer counter weight, 2, Super Cobra Jet harmonic balancer counter weight, 3, Super Cobra Jet harmonic balancer counter weight, 4, Super Cobra Jet horn detail (note the jumper wire and reinforcement bracket), Super Cobra Jet horn reinforcement bracket. In fact, the 428 was listed at 335 hp, the same as the 390. Cast iron exhaust manifolds. 428 Vs 429 - Mercury Cougar Owners Two-bolt main block Between 345-360 horsepower 428 Super Cobra Jet Internal structure differences included Lemans type cap screw rods In 1968, Ford released the first versions of their now famed V8 Cobra Jet engines. Reportedly, they didnt even let Tasca leave with the car. Introduced at the height of the high-performance wars, big-block Cobra Jets acquitted themselves well in the Mustang and in other cars. The Ford Cobra Jet and Super Cobra Jet were introduced in 1970, and they were improvements over the 428s. 428 vs. 428CJ - 332-428 Ford FE Engine Forum 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. But there are other types of 428's and 429's floating around out there, built for different purposes, i.e. Though almost identical in displacement, Ford based the new 429 Cobra and Super Cobra Jets on the 385 series. Ford, realizing the sin of allowing the last Cobra Jet production engine to be the lukewarm 351 Cleveland Cobra Jet, finally revived the badging in 2008. Ford created a few high performance variants of the 429, the Boss 429 and the 429 Cobra/Super Cobra Jets. You can also check the build dates on the parts as well because they did not start pitting them in production cars till about March of 1968. Ford released new versions of the Cobra Jet Mustang in 2010, 2012, 2013, 2014, 2016, and 2018, making 50 annually. 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. The immaculate 1968 427 seen here powers Craig Keith's Cougar XR-7G and resides in West Brookfield. In the January 1969 issue of Motor Trend magazine, a 69 Cyclone CJ 428SCJ ran a 13.86-second quarter-mile pass at 101.7 miles per hour. 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. A special option available for 1969 in the Cobra Jet Mustang included a 428 with internal modifications. I spoke to Rob Celedon the other day and his SCJ car has the same stamp on the block. The 351 Cobra Jet was the final Cobra Jet engine that Ford released, and it lasted from 1971-1974. The package was also available in the Torino, the Fairlane, and the Mercury Cyclone. 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). Mixing SCJ and CJ parts can cause severe balance problems. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. YES! Last edited: May 19, 2013 FrozenMerc, May 19, 2013 SHARE POST #3 hoop98 Member document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Great article, but the 68 Cougar wasnt offered as a convertible! Actually, rebuilding a 428 using modern methods costs significantly MORE than $2,500. You cannot really compare 69 with the 74 cars. Component Identification | Mustang 428 Cobra Jet Registry FE guys: Difference between 427 and 428 Cobra Jet? Note that there is no mention of the Detroit Locker in the 1969 description, but it's clearly listed in the 1970 description. The 429 is the same block as the modern 460 sold in Motorsport catalogs. 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 . The chambers were open head, which helped with emissions, and Ford fitted the Autolite/Ford 4300-D 750 cfm 4bbl carburetor to it. All of this was a step in the right direction, but the '67 GT500 was still slower than the rip-snortin' 375hp 396 Camaro. In 1969, Ford created an even higher performance version, known as the 428 Super Cobra Jet. 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. The 428 Cobra Jet powered some of the fastest Ford Muscle Cars from 1968 to 1970, over nine Ford and Mercury models. Cobra Make, Engine: Posts: 717. Bore and stroke was 4.0 X 3.5. What's the difference between a 428, 428 Police interceptor, and a I want to register an account for free right now! Crankshaft | Mustang 428 Cobra Jet Registry The 351 Ford Cobra jet also had four-bolt mains, hydraulic valve lifters, high lift/duration cams, and larger valves than the standard 351. The PI ran stock 390/428 heads, an aluminum intake, the same cam as the CJ and a 600 CFM carb. What is the difference between a 428 and 429. The 396 was a durable and slightly detuned racing engine that ran very hard. The Mustang now had company in the ponycar market, and the new Camaro was no slouch. You might as well lead the way. 3) An oil cooler Is a "Q-code" a Cobra Jet and an "R-code" a Super Cobra Jet? | Mustang If you don't put the 428 in it you should get a 460 instead of the 429 for even more power. Another Dumb Question: 428CJ vs 428SCJ - Club Cobra Compression ratios were lowered considerably, and with this, performance often went out the window. His cars had been very successful, and word on the street was Tasca's cars were working very well. The longer stroke (3.98 vs. 3.78 for the 427) gave the engine powerful low-end punch. Included in any Cobra Jet package was a choice of the durable Top Loader four-speed transmission or a heavy-duty C6 three-speed Cruise-O-Matic, and of course the famously sturdy 9-inch rearend. Tasca had bolted 427 Low Riser cylinder heads on the 428, which really woke up this mill and gave it much better breathing capability while retaining the low-end torque the big FE was already noted for. The value is markedly different (about double). This summary comparison of major 428 engine components was prepared by Bill Barr, Principal Engineer for the 428 Cobra Jet engine development program at Ford Motor Company. Compression was lowered from 10.7:1 to 9.0:1, and in 1971 it actually made 5 horsepower less than the standard 351 at 280 horsepower. Super Cobra Jet harmonic balancer counter weight, 2 The 429 heads were incredibly free flowing, and in reality some of the best Ford big block heads ever created. The 429s are also known as the 7.0 Lima V8s, due to their metric displacement. 429 Cobra Jet and Super Cobra Jet Vehicle Applications. 428 Cobra Jet Standard was 2.09 inch intake and 1.66 inch exhaust valves. Ranging from common problems info to performance modification guides, we cover everything muscle car. In 2020, Ford came out with the most unique Cobra Jet in history, the All-Electric Mustang Cobra Jet 1400. There was also the optional Ram-Air induction system that featured a newly designed air cleaner to draw in the coolest air possible, which was available for both models. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Certainly the 428 was a torque machine, and if you had enough carburetor for about 5,000 rpms, that was about as fast you needed to spin that engine anyway. Cast iron intake manifold identical to the aluminum one on the police interceptor. important]cars[/COLOR] will have heads with the smaller valves and a lesser highway friendly springs . Typical Cobra Jet Crankshaft Several different cranks were used in 428 CJ and SCJ engines during the course of production. What to look for when buying the brutish Ford Torino GT According to Ford themselves, independent dynos showed electric Cobra Jets making north of 1,500 wheel-horsepower. In response to the Camaro, in mid-1967 Carroll Shelby created the first Shelby GT500 Mustang. The Cobra Jet 428 motors in Mustangs used heads from the 427, plus other enhancements to really put some hair on their chest. Ford released a few high performance variants of the 429, including the Boss 429 and the Cobra Jets. Oddly, however, Ford never revised the sandbagged horsepower claims. It was only installed in mid-size (1970-71) and pony cars (1971 only). I bought a 72' Thunderbird yrs ago it was still pretty powerful. The 427 quickly became one of the most popular and powerful Ford engines, pumping out 425 horsepower. Introduced in 1958 for service in fullsize Fords as well as the Thunderbird, the FE had seen a long and colorful career. Welcome to Club Cobra! The Super Cobra Jet, available only with a 3.91 or 4.30 rear axle ratio, included additional features. Of course there's the Boss 429, but thats a horse of completely different color. 428 CU IN stuff I copied from the net: Introduced in 1966 Bore and stroke of 4.13X3.98 Cast iron crankshaft forged-steel connecting rods cast iron intake manifold 345 horsepower @ 10.5:1 compression ration Variations of the 428 existed throughout its' life span, including the 428 Police Interceptor, 428 Thunderjet and 428 Marauder. The 429 is known as a 385 family due, I believe, to the bore size being 385 centimeters. In second place is the 1968 Ford Mustang 428 Cobra Jet. the 429 Thunderjet was an amazing engine,in 1981 when I was 16 I bought a 69 4 door Thunderbird for $500and OMG, that was the most powerful engine ever,it would burn the tires until it shifted into third gear. All Rights Reserved. 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. But of course, it was too late to change the name. "A standard 428 will have a U1 crankshaft ballanced on the inside of the ballancer but weight added on crankshaft . The smaller bore of the 428 was well within normal production line capabilities. 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. In 1967, this changed when they put the first generation 390 big block in the Mustang. Basically, a 428 is just a stroked 390, and tuned for massive torque over horsepower. In the quarter-mile, a one-second difference is a lot of car lengths. This package became notorious in slang as the Drag Pack. Lets look at the differences between a 428 Cobra Jet and the 428 Super Cobra Jet engine, shall we? Register now for free! The 429 is known as a 385 family due, I believe, to the bore size being 385 centimeters. The stage was set, and war was waged in earnest. Well, there you have the top 8 fastest 428 Cobra Jets. The Model T has long been considered one of the greatest manufacturing feats in modern history, and Fords flathead engine transformed V8s for the future. 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". In third place is the 1969 Ford Mustang Mach 1. Most of the published literature that I've read says that buyers of the locking 4.30:1 rear end gear also got a gear-driven Detroit Locker instead of Ford's clutch-packed Traction-Lok, but recent research leads me to believe that this is NOT the case! Consequently, Ford used Holman Moodys 428 engine as the inspiration it desperately needed to help reclaim its rightful place at the top of the pony car market. Wow, look at me actually providing an answer instead of asking questions all the time! 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). The following year, the Super Cobra Jet became an option. No other numbers are CJ. The difference in displacement between the two was achieved via stroke, with the 429 checking in at 3.590 . What's the difference between a 428, a 428 Cobra Jet and a 428 SCJ? Or A police interceptor may have an "A". Instead, "Tasca Ford"the second-largest Ford dealership in the world in the 1960sinspired the 428CJ revolution. Ford initially created 50 base Mustangs (20 of which were factory lightweights) equipped with a 428CJ dressed in Wimbleton White, then delivered them to select Ford dealers nationwide to help spread the word on its new venomous creation. 428 CJ's came in the 69 so it would be more correct as far as appearance goes. 428cj vs 460 | 460 Ford Forum It appears that Ford went through at least three piston designs during the 428 CJ and SCJ production run to address durability problems. A whole host of high-performance parts was available for the 396 from the Corvette larder, which further complicated matters in Dearborn. 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. 2) Cast iron PI (Police Interceptor) intake manifold. 427 vs. 428 vs. 429 | Ford Muscle Cars Tech Forum Super Cobra Jet oil cooler adapter 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. Sorry, here's the other page. The facts became clear once 428 CJ Mustangs and Fairlanes started running high 13s at the strip with zero preparation. Whereas Shelby had scrapped plans to redesign the 428s intake manifold a notorious choke point Tasca came up with a different idea. Super Cobra Jet horn detail (note the jumper wire and reinforcement bracket) In its August 1968 issue, Motor Trend Magazine reported a 13.86-second ET, traveling at 101.69 miles per hour. Most estimates put the 1968 Ford Cobra Jet 428s at north of 400 horsepower. I have a 428 FE engine in my car from back in the day (60's). The 428 Police Interceptor Engine The 428 police interceptor engine could be found on both the 1967 Shelby GT500 and the 1968 GT500KR. Be sure to check the bore 4.13 and measure the distance between the cylinder cores. Ford had first introduced the public to the new Ford Cobra jet powered Mustangs at the 1968 NHRA Winternationals. The engine was widely praised for its performance and design, and it was by far the most powerful Ford production motor available. 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.

Benjamin Moore Creamy White Vs Swiss Coffee, Milton Code Enforcement, Angela Kelly Australia, Alsat M Tv Mak Live, Articles D

difference between 428 and 428 cobra jet