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1968 Ford Mustang 428 Cobra Jet - Hubert Platt SS/E Winternationals Article

Hubie Tells It Like It Is: Hubert Platt turns a 428 Cobra Jet Mustang into an SS/E class winner
Hubie Tells It Like It Is: Hubert Platt turns a 428 Cobra Jet Mustang into an SS/E class winnerOriginal file
Hubie Tells It Like It Is: Hubert Platt turns a 428 Cobra Jet Mustang into an SS/E class winner

Reference · 1964-1973 MustangAll 42 brochures & literature

1968 Shelby Cobra GT-500 427 Road Test Specs - Speed & Supercar Magazine p.62 Vintage Robie Ford ad for 427 Wedge-Powered Mustangs with front view of a Mustang Car Craft magazine page with 428 Cobra Jet article text, Schiefer clutch ad and Crane cams ad 1968 Ford Mustang 428 Cobra Jet - Hubert Platt SS/E Winternationals Article 1968 Shelby GT500-KR Road Test & Specs - Hot Rod Magazine November 1968 American Autowire Classic Update Wiring Kit Unboxing - 1968 Ford Mustang Bill Stroppe Baja Bronco Order Form - Ford Bronco U15 Package & Pricing Save Johnson Valley Fun Ride Flyer - Dec 13-14 2008, Cougar Buttes OHV Event Coyote Wash 200 Night Race Drawing Party Flyer - ORW Escondido, June 7th 1968 Mercury Cougar 390 GT Muscle Machines Drive Report - Specs & History Robby Gordon Angry Over 2008 Dakar Rally Cancellation - USA TODAY Article 2007 Baja 1000 Drawing Festival Flyer - 40th SCORE Baja 1000, Lake Elsinore 42brochures & literature1964-1973 Ford Mustang More reference Marti Report for a 1969 Mustang Mach 1 Sportsroof 428 CJ Ram Air with door data plate decodeSpec plate 1968 Shelby GT500 & Ford 427 Tunnel Port Article - Speed & Supercar p.67Manual page 1973 Mustang Trans-Am Upper A-Arm Limiter Blueprint - Maier Racing (1979)Blueprint Electric Heat Air Handler Wiring Diagram B17576-02 - 208/230V Schematic & NotesWiring diagram Mustang Monthly how-to article on replacing a cowl panel with numbered welding step photos and parts sourcesService procedure Ford DOHC Competition Engine Longitudinal Cross Section Diagram - Figure 21Schematic Ford H.E.G.O. O2 Sensor Harness Diagram M-12071-D302/H302: Connectors & WiresExploded parts Ford Mustang 5.0 Vacuum Line Routing Diagram - EGR, Thermactor & EVAP HosesVacuum routing Ford Mustang Fox Body Fuse Box Diagram - Fuse Panel Layout & Fusible LinksFuse chart

Vintage drag-racing magazine article by Alex Walordy on Hubert Platt's 428 Cobra Jet Mustang Super Stock/E build, prepared by Holman-Moody-Stroppe; 360 hp 428 fitted with a single four-barrel and cammed.

Part of 1964-1973 Ford Mustang Brochures & Literature

AI caption · Photo 1 of 66

This is page 41 of S/S & FX magazine, an article titled "Hubie Tells It Like It Is!" by Alex Walordy. It profiles Ford drag racer Hubert Platt and his 428 Cobra Jet Mustang, which won its SS/E (Super Stock/E) class at the NHRA Winternationals with the fastest elapsed time in class. The article explains that at the time only ten Cobra Jet Mustangs existed, all built and prepared by Holman and Moody, Stroppe Associates of Long Beach, California, and that Ford planned to make Cobra Jets available at dealerships soon. Platt shares his build recipe: start with a 360 hp 428 Ford with a single four-barrel carburetor in a Mustang, then have Bill Stroppe blueprint the engine and fit unusual Doug headers whose 3 and 7 inch stacks cross under the engine to opposite collectors, equalizing rear branch lengths, eliminating exhaust pulse interference between adjacent cylinders, and sharpening the torque peak. Two photos show Platt pointing to the engine bay (air cleaner with rubber ring sealing to the hood scoop) and kneeling beside the white "cobra jet" SS/E Mustang numbered 985. The caption notes a hood scoop, rubber ring, and reworked air cleaner base yield bolt-on horsepower, with wheel-opening work to clear the Goodyear tires.

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Frequently asked questions

Who built and prepared the first Cobra Jet Mustangs mentioned in this article?
Holman and Moody, Stroppe Associates of Long Beach, California, the article says the two outfits had merged into one team, and all ten Cobra Jets existing at the time were built by them just in time for the race.
What engine powered Hubert Platt's Cobra Jet Mustang?
A 360 hp 428 Ford fitted with a single four-barrel carburetor, carefully blueprinted.
What was special about the headers on Platt's Cobra Jet?
It used unusual Doug headers whose 3 and 7 inch stacks cross over under the engine to the opposite collectors, making the rear branches the same length as the others, eliminating exhaust pulse interference between adjacent cylinders, and sharpening the torque peak.
What class did the Cobra Jet Mustang run and how did it do?
It ran Super Stock/E (SS/E) at the NHRA Winternationals and posted the fastest elapsed time of its class.
How many Cobra Jets existed at the time of the article?
The article states that as of that moment there were only ten Cobra Jets, though Ford planned to produce them for dealerships in the near future.

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