The stock 390 intake will have a large "S" on the front of it. The reinforced 428 blocks (late 428PI/late 428CJ/428SCJ). No marks means it's either an overbored 390 or a service block with the proper cylinder and bulkhead reinforcements. Although I agree that the heads are the MAIN differance on a Cobra Jet vs a TBird 428, the other differences DO exist.One of my 428`s I have was a new 428CJ "Service" short block, that was bought from a Ford dealer in the mid 70`s, and installed into a 1966 F100 pickup, using the trucks original 352 heads. Not intended for true racing durability, it lacked the bottom end features of the side-oiler 427. . The 428CJ intake will have the casting # C8OE-9425-C behind the carb. 5 Vhicules. The San Antonio, Texas classic packs a 429 . The heads and intake were unique to the 428CJ. The compression. Although many early Mustang articles suggest that the 428 Cobra Jet was designed by Mr. Tasca, there are in fact more than 30 design differences between the components used by Mr. Tasca, the 428 PI, and the released 428 CJ. Mustang buyers who selected either of the optional 3.91:1 or 4.30:1 rear end gear ratios got more than just an optional axle ratio! Although I agree that the heads are the MAIN differance on a Cobra Jet vs a TBird 428, the other differences DO exist.One of my 428`s I have was a new 428CJ "Service" short block, that was bought from a Ford dealer in the mid 70`s, and installed into a 1966 F100 pickup, using the trucks original 352 heads. Like in a week or two! in. The 428 maximum r.p.m. The real output was around 420 horsepower, but Ford rated it at 335 horsepower in an effort to calm insurance agents and con dragstrip rules-makers. Ford first offered 'big block' power in the facelifted 1967 Mustang. The reinforced 428 blocks (late 428PI/late 428CJ/428SCJ). Reply. The valve train uses an overhead valve (OHV) system, with 2 valves per cylinder for a total of 8 per head. Some earlier 428s also got this block. In '67 the PI engine got the 390GT cam. The 66/67 PI received the Aluminum intake for a period. The 428 SCJ was first introduced during the 1969 model year. The 69/70 PI used the Cast Iron 428 CJ intake. c6ae-c. 1,540 37. 428 Cobra Jet Smog Emissions System. 67 - 70 428 428-V4 police interceptor cobra Jet or 410 76 mercury. Here's a dyno chart by one of the guys in the FE forum. C7ME-A '67 - '70/ 428 c.i.d. I worked at a Ford dealership in ''66 and we "locked out" 1st gear on the 428 C-6 police cars. These are a few ways you can tell. The 428 Cobra Jet, introduced April 1968, was a high torque, quiet, and inexpensively built engine. 1969 Boss 429 Front Chin Spoiler - Early & Late Version Available. It utilized a very rare Holley carburetor, engineering number C8ZX-A, for both manual and automatic transmissions. stronger. Muscle Cars; Fastest; . This is still a highly sought after carburetor. Rated at 360 hp at 5400 rpm, the big block produced 420 ft. lbs. based on piston speed is 5,276. your 390 with the 428 piston combo will, with very little add ons will get you just this side of 400 h.P. Ford 428 Cobra Jet numbers matching and general FE parts. The Cobra Jet claimed a 10.6:1 compression ratio and used the same hydraulic camshaft as the 390 GT engine, which was a fairly aggressive grind for . Only the SCJs had this feature. 500. The 428 Cobra Jet, introduced April 1968, was a high torque, quiet, inexpensively built engine. Ordering either of these axle ratio options commonly triggered a few other upgrades as well, including the 428 Super Cobra Jet engine, an external oil . The low riser, revised, 427 heads had huge rectangular ports . In 1968 Ford came out with the 428 Police Interceptor engine that was used in the early Shelby G.T. The stock 390 comes in at 389 Two totally different motors with the '71 Ford P.I having a 429 Cobra Jet equipped with a GM Quadra Jet 780 CFM 4V Carburetor which was rated by FoMoCo at 375 HP, and actually dynoed . The VINs I've seen for alleged Q-code cars have all turned out to be cars that originally left the factory as C-code (289-2v) cars, meaning someone modified the cars and altered the VIN - and that's not legal. PLEASE SUBSCRIBE, LIKE, COMMENT, AND SHARE! Featured Products 428 Cobra Jet Exhaust Manifold Heatshield & S-Tube Riser 68-70 Mustang Shelby. The 69/70 PI used the Cast Iron 428 CJ intake. The 428 short-block used police interceptor heavy-duty connecting rods and was topped by 427 "low-riser" cylinder heads (very similar to Tasca's 406 pieces), and a Holley 735-cfm four-barrel, though on an iron intake rather than the aluminum police interceptor casting. Standard Cobra Jets use 13/32-inch nuts and bolts. Was building a 428 Cobra Jet motor, but am going to stroke a small block instead. The Cobra Jet package consisted of a 428 short-block with police interceptor heavy-duty connecting rods and topped by 427 "low-riser" cylinder heads and a Holley 735 cfm four-barrel carburetor. Kevin Marti confirms that the records his company has licensed from Ford do not include any 1968 Mustangs equipped with a "Q" engine code. 428-4V, Police Interceptor, Cobra Jet C8ME '68 - '70/ 428 c.i.d. Only show this user. In essence you can add a set of stock iron CJ . . Was building a 428 Cobra Jet motor, but am going to stroke a small block instead. The Cobra Jet claimed a 10.6:1 compression ratio and used the same hydraulic camshaft as the 390 GT engine, which was a fairly aggressive grind for . The 428 police interceptor engine could be found on both the 1967 Shelby GT500 and the 1968 GT500KR. The 428 CJ was also present in 1967 Police Interceptor cars and also the Mustang GT500 (EXCEPT for the KR). Also have some 428 Police Interceptor parts and general FE parts.Cobra Jet Specific with numbersExhaust manifolds and spacer - C8OE-9430-D and C8OE-9431-B. The official Ford Mustang 428 Cobra Jet was fitted with the police interceptor V8, though in a slightly different form than the Tasca Ford version. Very true, the T-Bird, std CJ, and police interceptor 428, (and 410s) DO NOT HAVE THE HATCHET ON THE FRONT OF THE CRANK(I own two std CJ 428s). 500. based on piston speed is 5,276. your 390 with the 428 piston combo will, with very little add ons will get you just this side of 400 h.P. . It was the old 428 block with a lot of changes. They were just burning the tires off of them. It utilized a very rare Holley carburetor, engineering number C8ZX-A, for both manual and automatic transmissions. Very true, the T-Bird, std CJ, and police interceptor 428, (and 410s) DO NOT HAVE THE HATCHET ON THE FRONT OF THE CRANK(I own two std CJ 428s). The stock 390 comes in at 389 The casting number is C6ME which covers 390 motors between 1966 and 1976, and it appears to cover a 1966 428, so have no clue how to differentiate . One used for normal 428, the 428 Police Interceptor, and the 428 CJ before 12/26/69. 'Police Interceptor' Cobra Jet V-8 engine and, furthermore, one of 860 fitted with the C-6 . 428 Cobra Jet Exhaust Manifold Heatshield & S-Tube Riser 68-70 Mustang Shelby. The 66/67 PI received the Aluminum intake for a period. The 428 PI however had the solid lifter cam from the 410 HP 427 and used the MR 427 intake manifold. Basically, a 428 is just a stroked 390, and tuned for massive torque over horsepower. 358.9. The stock 390 intake will have a large "S" on the front of it. A true Cobra Jet block will have a C cast in the back the block where the bell housing bolts up. 8 Voir aussi. New New New. Some earlier 428s also got this block. of torque at 3200 rpm. A "Q" for the 428" and a "Z" for a 390. 4.5.5 Configurations et applications de moteurs 428 Cobra-Jet et Super Cobra-Jet. All Cobra Jet matching number parts are in very good condition. 428-4V, Police Interceptor, Cobra Jet C7ME-C '67/ 428 c.i.d. The PI's used in the Shelby also used the same 390/428 passenger car heads with . The cutaway Cobra Jet engine debuted with the new 1968-1/2 Cobra Jet Mustang. Standard 9'' rear end had 3.50:1 gears, with 3.91:1 L and 4.30:1 L ratios available. FUEL PUMP FORD 352 390 427 428 1969 1968 1967 1966 1965 1964 1963 FUEL PUMP BRAND NEW USA MADE SAME FIT AS 4918 NOT SOME DRIED OUT OLD JUNK for 3/8 fu Crankshafts used in the 428 Super Cobra Jet are stamped "1UB" and are balanced differently due to the use of the beefier LeMans connecting rods, which use cap screws to secure the rod cap in place. This block was still standard bore and crank only needed polishing. . untouched 1968 428 Police Interceptor in a police car in a junkyard. . 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 . In 1968 Ford came out with the 428 Police Interceptor engine that was used in the early Shelby G.T. you have to take it a part and measure the crank. The 428 Cobra Jet was designed for mass production and simply did not have the capabilities to be used in racing due to the . Randy. The Cobra Jet claimed a 10.6:1 compression ratio and used the same hydraulic . and from what I have found, this manifold was installed on the police interceptor version of the CJ, so it could be correct . . The 390 has a 3 3/4 inch bore. While the car itself rotated on a turntable, the engine was placed to its left side, "running" courtesy of a 12-volt . Free shipping for many products! This is still a highly sought after carburetor. The Police Interceptor 428 was produced in 1966 and had a slightly better carburetor setup than the standard 428 as well as some general changes in the compression and the intake and exhaust settings of the lifters. texas middle school track results. No marks means it's either an overbored 390 or a service block with the proper cylinder and bulkhead reinforcements. $1,850.00. Not intended for true racing durability, it lacked the bottom end features of the side-oiler 427. . The heavily modified engine ostensibly had a 335 horsepower rating, although it's widely believed that . The PI's used in the Shelby also used the same 390/428 passenger car heads with . 428 Cobra Jet CJ SCJ 289 351 390 GT PCV Wire Hose CLAMPS Ford Mustang GT500 5 pc. VISIT MY PAGE FOR MORE VIDEOS! Find many great new & used options and get the best deals for Ford 390/427/428 Police Interceptor/Cobra Jet PCV Valve at the best online prices at eBay! #3. closest to stock 428 CJ engine I've seen tested so far. . The program was engineered, designed, tested, validated, released, and certified between January 1967 and August 1968. An "A" indicates it's a standard 428 block (not reinforced). Timing Pointer Ford 428 Police Interceptor 1967 Shelby GT500. The back of the CJ block should have a "C" cast or welded into the back . Once we get to the 1968- 428 Cobra Jet, different Holley carburetors were . The "1U" stamping on this crankshaft reveals that it is a standard production 428-ci part. 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. This plain and literally brown unmarked police car is a real-deal 1972 Ford Galaxie 500 P-Code police interceptor. 428 Police Interceptor 428 Cobra Jet; Cylinder Heads: C3AE-6049-H: C7AE-6049-D (Production 390 - 410 - 428 - 428 PI) C8OE-6049-N Similar to earlier C4AE-H but with enlarged intake and exhaust ports, valve seat throat clearance cutter, and improved water jacket core print: Intake Manifold: All Cobra Jet matching number parts are in very good condition. Only the SCJs had this feature. . From there the step up to the Super Cobra Jet package in a Torino meant the 3.91 ($155) or 4.30 ($206) axle ratio. Nov 15, 2018 #7. The 429 was not produced until 1969. 14 . Find out which one was the fastest, including 1/4-mile ETs and MPH! The Cobra Jet package consisted of a 428 short-block with police interceptor heavy-duty connecting rods and topped by 427 "low-riser" cylinder heads and a Holley 735 cfm four-barrel carburetor. In a stroke of genius, Tasca ordered a factory stock 428 Police Interceptor short-block assembly from Ford and discovered through creative fitting that the 427 heads would work on the 428 short-block with little more than piston notching for larger valves. The 390 has a 3 3/4 inch bore. The 428 Cobra Jet is cast iron block and head construction. you have to take it a part and measure the crank. Connecting rods are similar to those used in the 390 GT, but CJ and Police Interceptor engines are fitted with 13/32" bolts. Once we get to the 1968- 428 Cobra Jet, different Holley carburetors were . The Lunati 10503 is their replacement CJ grind. Although the engine is a V-8, it is truly Y-shaped as the Crankshaft sits down . They had four high gear clutches too. Some of these big-block Cobras were also equipped with the 428 Police Interceptor." From what I understand of the 427 Cobra, the 427 was, indeed, the motor that made the car famous. 7 Rfrences. Mar 26, 2005. The biggest downside to the PI's were the use of the 8 bolt heads (390/428) for the fullsize cars along with the log exhaust manifolds and small Autolite carb.. Afficher / masquer la sous-section Voir aussi . The Cobra Jet claimed a 10.6:1 compression ratio and used the same hydraulic camshaft as the 390 GT engine, which was a fairly aggressive grind for . The option continued for 1968, and this professionally restored, meticulously maintained example is one of 42,325 fastbacks produced for that year, including one of just 1,044 fitted with the R-Code 335 bhp, 428 cu. The 428 Cobra Jet engine powered nine different Ford Muscle Cars. In '66 the 428 base engine was just a bored and stroked 390. But, from the factory it was never as powerful as the (solid lifter) 427. Randy again had . Early '68 GT 500's were given Ford's 428 police interceptor engine. The 428 was the same Cobra Jet engine offered in the stock big block Mustang. 428 Cobra Jet Standard was 2.09 inch intake and 1.66 inch exhaust valves. The only other difference was the air cleaner which had some air valves that opened up at low vacuum to reduce inlet restriction. FUEL PUMP FORD 352 390 406 427 428 MUSTANG MACH CJ POLICE INTERCEPTOR. $12.00. Head and Block Specs. 6 Remplacement. 1969 FORD Fairlane 428 COBRA JET FUEL PUMP 1968 FORD Fairlane 428 COBRA JET 1968 FORD Fairlane 427 FUEL PUMP 1967 FORD Fairlane 427 FUEL PUMP I am trying to confirm that a TBird motor is a Q Code 428. The intake should be stamped as C7AE-9425-F. Again, this intake would come on all 428 Police Interceptors and also all GT500 Mustangs (Except the KR) in 1968. The '66 police C6 was a "select shift" like the 390GT Fairlane trans. This is the. Ford 428 Cobra Jet FE Parts - $1 (Lansing) Ford 428 Cobra Jet numbers matching and general FE parts. Ford first offered 'big block' power in the facelifted 1967 Mustang and the option continued for 1968, and this professionally restored, meticulously maintained example is one of 42,325 fastbacks produced for that year, including one of just 1,044 fitted with the R-Code 335 bhp, 428 cu. Ford didn't even have proper exhaust manifolds for the 428 Cobra Jet in the Mustang, so they installed ill-fitting 390 manifolds, just to get it out the door. Someone in the Forum suggested that the correct code for a QCode 428 in 1966 should be C6ME-A which is a Cobra 4V police interceptor engine. Regarding the 428, it also matters if the block is a true CJ block or a police interceptor block. Enter The Cobra Jet. $749.95. After some break-in miles, we'd . . The intake manifold is made out of aluminum . The Cobra Jet 428 motors in Mustangs used heads from the 427, plus other enhancements to really put some hair on their chest. 67 - 70 428 428-V4 police interceptor cobra Jet or 410 76 mercury. The 70 428 PI would be a 428CJ shortblock (4.13 bore and 3.98 stroke) with the stock CJ/GT cam, standard pass car C8AE-6090-H heads (2.02 - 1.55 valves) a 428 CJ cast iron C8OE-9425-C intake, Autolite 4100 carb (or holley but not certain which one) and log exhaust manifolds. It was date-coded six weeks past #135044's build date, but Tom said he could live with that. An "A" indicates it's a standard 428 block (not reinforced). onstage music new port richey; kawasaki vulcan 's peg scrape; 1968 shelby gt500kr convertible . Details. The system was a traditional camshaft in the block orientation using pushrods. Concours Quality PCV Tube for 1968 Shelby GT 500 or other FE motor equipped with Police Interceptor Intake Manifold. Bob. The number on the lower right bank, (have to get under the car to see it if the engine is not out of the car) stamped during casting (and difficult . Feb 11, 2019. All 1968 Ford Mustang 428 Cobra Jets had beefed-up front shock towers and Polyglas F70X14 tires. Aug 5, 2020 at 10:41am . For years, we've known how Rhode Island Ford dealer Bob Tasca replaced the blown 390 in a '67 Mustang with a 428 Police Interceptor . Midway through the 1967 model year, the 427 was swapped out for a newer 428 Cobra Jet engine equipped with a Holley four-barrel carburetor. 1966. Hundreds of healthy, seasonal, whole food recipes that you and your family will love The 428 maximum r.p.m. The 428 Cobra Jet can be regarded as one of the greatest racing engines made by Ford. The most common intake manifold used for both 428 Cobra Jet and Super Cobra Jet engines from 1968 through 1970 is easily identified. Ford Police Interceptor de 1961 1963; Mercury Police Interceptor de 1963; 10.1:1 - 330 chevaux (250 kW) 5000 tr/min et 427 lbft (579 Nm) . Also have some 428 Police Interceptor parts and general FE parts.Cobra Jet Specific with . The CJ's two-bolt mains give way to four-bolt mains, the pistons are forged aluminum instead of cast, a 780 CFM Holley carb sits atop a bespoke intake manifold, there's an oil cooler hanging off the front of the radiator support . Date code on driver side app The 428PI pistons were the same as 428 passenger car pistons, and the 428PI got the same crankshaft balance as the 410, 428pass, and early 428CJ. Shipping: US-Mainland: $19.99 . 1969 Boss 429 Front Chin Spoiler - Early & Late Version Available. It was offered with the C6 automatic or the 4-speed manual transmission, with three differential ratios on offer, uprated front shock towers, front disc brakes, a functional hood scoop and a "C . The Cobra Jet package consisted of a 428 short-block with police interceptor heavy-duty connecting rods and topped by 427 "low-riser" cylinder heads and a Holley 735 cfm four-barrel carburetor. The real cobra jet block had reinforced webbing as well as a higher nickel content, i.e. "I flycut the pistons right in the block," Gilbert said. Another way to tell if it might be a 428 is to remove one spark plug, take a stick or dowel and measure the stroke of the piston, it should be 3.980", a 390,406, or 427 will have a 3.780" stroke and a 330,352,or 360 will have a 3.500" stroke. The advance curve should be completely in by 3000 rpm, maybe a little sooner (2500) if your engine can accept it. Like Tasca's original creation, the Cobra Jet mixed police interceptor parts with bespoke Ford performance gear to build on the 428's already-impressive performance. The 428CJ intake will have the casting # C8OE-9425-C behind the carb. After that date Ford offered one crankshaft for 428 CJ. In addition the ford dog tag was still next to distributor "428 66 with ford emblem, 5 M E 410" I even checked the Ford big block book " High Performace Fords" by George Reid pg 102 shows 428 's from 1966 on. Featuring a compression ratio of 10.6:1, the 428 CJ made use of 427 cylinder heads, upgraded connecting rods, and an iron intake manifold matched with a Holley . Here are some details: Most all FEs like the same basic timing (heck most all engines for that matter, 'cept for newer fast burn heads). Total timing should be no more than 38 degrees. 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. Follow me on social media:Instagram - Nate_Rider_SVTTik Tok - Nate_rider_s197 Comm. You now . is down half a point over original, which may be losing 10 or 12. horsepower. 428 Cobra Jet Smog Emissions System. Show All. The police interceptor was an early edition of the cobra jet. The biggest downside to the PI's were the use of the 8 bolt heads (390/428) for the fullsize cars along with the log exhaust manifolds and small Autolite carb.. $849.95. The 5th letter of the VIN denotes the engine the car was built with. Aluminum 428 Police Interceptor (PI) intakes are a popular replacement since they interchange readily and weigh a whole lot . in. MADE IN USA. Although it doesn't tell for sure about the block it will confirm whether the crank is a 428 stroke. The article reads (under the photo of the 427 Cobra) as follows: "The big-block Cobra was in a class by itself in both looks and performance. Another way to tell if it might be a 428 is to remove one spark plug, take a stick or dowel and measure the stroke of the piston, it should be 3.980", a 390,406, or 427 will have a 3.780" stroke and a 330,352,or 360 will have a 3.500" stroke. The various 428 Cobra Jet codes for 1969 remained the same for 1970, and the Drag Pack also continued to turn any CJ into an SCJ in Mustang or Cougar for weekend-warrior duty at the strip. Although it doesn't tell for sure about the block it will confirm whether the crank is a 428 stroke. "Police Interceptor" Cobra Jet V-8 engine and . Later CJs and all SCJs would get their own unique crankshaft balance to deal with the unique piston and rod weights. 2 available. Grumpy. It's a cast iron, 4v dual plane design that carries engineering number C8OE-9425-C. . 428PI rods would eventually be inherited by the 428CJ. Below is the info I found to confirm my car has the 428 engine. $749.95. The story has been told in numerous books and magazine articles.