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. $849.95. 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. The 428 PI however had the solid lifter cam from the 410 HP 427 and used the MR 427 intake manifold. . This is still a highly sought after carburetor. Some earlier 428s also got this block. Muscle Cars; Fastest; . An "A" indicates it's a standard 428 block (not reinforced). The reinforced 428 blocks (late 428PI/late 428CJ/428SCJ). Standard Cobra Jets use 13/32-inch nuts and bolts. 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. 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. Only show this user. The 428 Cobra Jet, introduced April 1968, was a high torque, quiet, inexpensively built engine. texas middle school track results. 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 . Here's a dyno chart by one of the guys in the FE forum. 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. Some earlier 428s also got this block. Below is the info I found to confirm my car has the 428 engine. The Lunati 10503 is their replacement CJ grind. The 390 has a 3 3/4 inch bore. 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 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. It's a cast iron, 4v dual plane design that carries engineering number C8OE-9425-C. . Rated at 360 hp at 5400 rpm, the big block produced 420 ft. lbs. The low riser, revised, 427 heads had huge rectangular ports . 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. untouched 1968 428 Police Interceptor in a police car in a junkyard. No marks means it's either an overbored 390 or a service block with the proper cylinder and bulkhead reinforcements. The stock 390 intake will have a large "S" on the front of it. 67 - 70 428 428-V4 police interceptor cobra Jet or 410 76 mercury. An "A" indicates it's a standard 428 block (not reinforced). Only the SCJs had this feature. This is the. 500. 428 Cobra Jet Standard was 2.09 inch intake and 1.66 inch exhaust valves. Although it doesn't tell for sure about the block it will confirm whether the crank is a 428 stroke. Early '68 GT 500's were given Ford's 428 police interceptor engine. The '66 police C6 was a "select shift" like the 390GT Fairlane trans. The 428CJ intake will have the casting # C8OE-9425-C behind the carb. $12.00. The intake manifold is made out of aluminum . is down half a point over original, which may be losing 10 or 12. horsepower. 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. 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 The 428 Cobra Jet engine powered nine different Ford Muscle Cars. The cutaway Cobra Jet engine debuted with the new 1968-1/2 Cobra Jet Mustang. The system was a traditional camshaft in the block orientation using pushrods. 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. 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 . 7 Références. This block was still standard bore and crank only needed polishing. $749.95. 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 . Details. They had four high gear clutches too. Kevin Marti confirms that the records his company has licensed from Ford do not include any 1968 Mustangs equipped with a "Q" engine code. Not intended for true racing durability, it lacked the bottom end features of the side-oiler 427. . Connecting rods are similar to those used in the 390 GT, but CJ and Police Interceptor engines are fitted with 13/32" bolts. The 5th letter of the VIN denotes the engine the car was built with. 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. Nov 15, 2018 #7. 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 . of torque at 3200 rpm. The advance curve should be completely in by 3000 rpm, maybe a little sooner (2500) if your engine can accept it. . Mar 26, 2005. Follow me on social media:Instagram - Nate_Rider_SVTTik Tok - Nate_rider_s197 Comm. The most common intake manifold used for both 428 Cobra Jet and Super Cobra Jet engines from 1968 through 1970 is easily identified. The Cobra Jet claimed a 10.6:1 compression ratio and used the same hydraulic . Shipping: US-Mainland: $19.99 . The story has been told in numerous books and magazine articles. in. Once we get to the 1968-½ 428 Cobra Jet, different Holley carburetors were . New New New. 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. "I flycut the pistons right in the block," Gilbert said. The 66/67 PI received the Aluminum intake for a period. The stock 390 comes in at 389 The 428 police interceptor engine could be found on both the 1967 Shelby GT500 and the 1968 GT500KR. 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. VISIT MY PAGE FOR MORE VIDEOS! The Cobra Jet 428 motors in Mustangs used heads from the 427, plus other enhancements to really put some hair on their chest. You now . The 428 SCJ was first introduced during the 1969 model year. This plain and literally brown unmarked police car is a real-deal 1972 Ford Galaxie 500 P-Code police interceptor. 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 This is still a highly sought after carburetor. No marks means it's either an overbored 390 or a service block with the proper cylinder and bulkhead reinforcements. 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. Featured Products 428 Cobra Jet Exhaust Manifold Heatshield & S-Tube Riser 68-70 Mustang Shelby. Randy. 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 "1U" stamping on this crankshaft reveals that it is a standard production 428-ci part. 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. 5 Véhicules. The program was engineered, designed, tested, validated, released, and certified between January 1967 and August 1968. Randy again had . Head and Block Specs. Was building a 428 Cobra Jet motor, but am going to stroke a small block instead. 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. 428-4V, Police Interceptor, Cobra Jet C7ME-C '67/ 428 c.i.d. The 66/67 PI received the Aluminum intake for a period. 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 valve train uses an overhead valve (OHV) system, with 2 valves per cylinder for a total of 8 per head. Timing Pointer Ford 428 Police Interceptor 1967 Shelby GT500. 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. 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! The stock 390 comes in at 389 The 429 was not produced until 1969. The 428 Cobra Jet is cast iron block and head construction. 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. 'Police Interceptor' Cobra Jet V-8 engine and, furthermore, one of 860 fitted with the C-6 . 428-4V, Police Interceptor, Cobra Jet C8ME '68 - '70/ 428 c.i.d. 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 428 Cobra Jet, introduced April 1968, was a high torque, quiet, and inexpensively built engine. . The 69/70 PI used the Cast Iron 428 CJ intake. The San Antonio, Texas classic packs a 429 . . 500. A "Q" for the 428" and a "Z" for a 390. 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). 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. Enter The Cobra Jet. 1969 Boss 429 Front Chin Spoiler - Early & Late Version Available. 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. The 69/70 PI used the Cast Iron 428 CJ intake. It utilized a very rare Holley carburetor, engineering number C8ZX-A, for both manual and automatic transmissions. The 428 maximum r.p.m. 4.5.5 Configurations et applications de moteurs 428 Cobra-Jet et Super Cobra-Jet. These are a few ways you can tell. Aug 5, 2020 at 10:41am . The back of the CJ block should have a "C" cast or welded into the back . While the car itself rotated on a turntable, the engine was placed to its left side, "running" courtesy of a 12-volt . 428PI rods would eventually be inherited by the 428CJ. The PI's used in the Shelby also used the same 390/428 passenger car heads with . onstage music new port richey; kawasaki vulcan 's peg scrape; 1968 shelby gt500kr convertible C7ME-A '67 - '70/ 428 c.i.d. . 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 . Also have some 428 Police Interceptor parts and general FE parts.Cobra Jet Specific with . you have to take it a part and measure the crank. MADE IN USA. 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. Not intended for true racing durability, it lacked the bottom end features of the side-oiler 427. . 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. Show All. 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 parts—similar to what . 67 - 70 428 428-V4 police interceptor cobra Jet or 410 76 mercury. Ford Police Interceptor de 1961 à 1963; Mercury Police Interceptor de 1963; 10.1:1 - 330 chevaux (250 kW) à 5000 tr/min et 427 lb⋅ft (579 N⋅m) à . 6 Remplacement. Find out which one was the fastest, including 1/4-mile ETs and MPH! 428 Cobra Jet Smog Emissions System. you have to take it a part and measure the crank. 14 . The stock 390 intake will have a large "S" on the front of it. stronger. 358.9. After that date Ford offered one crankshaft for 428 CJ. The 390 has a 3 3/4 inch bore. Hundreds of healthy, seasonal, whole food recipes that you and your family will love But, from the factory it was never as powerful as the (solid lifter) 427. The compression. I worked at a Ford dealership in ''66 and we "locked out" 1st gear on the 428 C-6 police cars. The 428 maximum r.p.m. 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..