1962 Pontiac Catalina Super Duty: A $2,250 Engine and a Production Count Nobody Agrees On

Pontiac's 1962 option list carried an engine that cost nearly as much as the car it went into. Over-Drive Magazine's fact sheet prices the 421 Super Duty at $2,250, regardless of model, and restricts it to Catalina two-doors and the new Grand Prix. A Catalina two-door sedan listed at $2,725 in the compiled table, so the engine alone added about 83 percent to the price of the car. The year before, Pontiac had offered the 421 only to qualified drivers. For 1962 anyone with the money could find it in the catalogue, though, as the production dispute shows, very few did.^1,2,3

The engine had already proved itself. NHRA's retrospective reproduces Pontiac's announcement of April 21, 1961, that it was 'now offering to qualified drivers a 421 cubic inch high-performance engine option,' and records that at that year's U.S. Nationals Hayden Proffitt drove Mickey Thompson's number 809 Catalina, a 1961 car with the 421 Super Duty, to the Stock Eliminator title at 12.55 seconds and 110.29 mph. It was the only 12-second car in the class. That August, at a Pomona Valley Timing Association meet, Proffitt had beaten Don Nicholson's 409 Chevrolet by a couple of feet. The 1962 catalogue option was the showroom form of an engine that had won on the national stage.³

Rocky Rotella's High Performance Pontiac feature on a surviving car describes what the money bought. The 421 used a 4.09-inch bore and a forged-steel crankshaft with a 4.00-inch stroke, Mickey Thompson forged-aluminum pistons, a McKellar No. 10 camshaft with 308 and 320 degrees of duration, 11.0:1 compression and two Carter four-barrels. Its rating was 405 hp at 5,600 rpm, SAE gross. The torque figure is disputed: Rotella, Motor Trend and Car Life all print 425 lb-ft at 4,400 rpm, while Over-Drive's fact sheet gives 430. Rotella calls the rating conservative.^4,5,6,1

The rest of the car was built to match. Rotella lists a heavy-duty three-speed or a Borg-Warner T10 four-speed for the Catalina, a single 4.30 axle ratio with limited-slip optional, and aluminum fenders, inner fenders, hood, radiator support and front bumper that saved nearly 200 pounds. He puts a Super Duty Catalina in street trim at about 3,550 pounds. Over-Drive's compiled shipping weight for an ordinary Catalina hardtop is 3,730 pounds, a different kind of measurement that cannot be subtracted from his figure, and the Catalina rode a 120-inch wheelbase for 1962. A Super Duty was a full-size Pontiac with the heavy metal taken out of its nose.^4,2,1

A buyer who wanted a fast Catalina without a racing engine had a long ladder below the Super Duty. Over-Drive's option list prices Tri-Power on the 389 at $116 to $174 depending on series, the Trophy 425-A four-barrel at $199 to $294, and the 348 hp Trophy 425-A Tri-Power at $312 to $401. The four-speed and Super Hydra-Matic each cost $231.34, Safe-T-Track $42, and dual exhausts $30.88 where they were not standard. Even the most expensive 389 package cost less than a fifth of the Super Duty's $2,250, and either production count shows how few buyers climbed the last rung.¹

How many were built is disputed, and not by a little. Over-Drive's fact sheet says 1,514 cars were built with the 421 Super Duty in 1962. Rotella writes that total documented production for Catalina and Grand Prix models with the 421 Super Duty is 155 and 16 respectively, 171 in all. The two figures differ by roughly a factor of nine, and neither source names the archive behind its number. Until a Pontiac build record is produced, both stand as reported claims. The honest statement is that the 1962 Super Duty was rare, and that how rare depends on whose count you accept.^1,4

Either count is a sliver of the Catalina line. The compiled table credits the 1962 Catalina with 204,654 cars across seven bodies, including 68,124 four-door sedans, 46,024 hardtop sport coupes, 16,877 convertibles and 14,263 two-door sedans. Against that total, Rotella's 155 Super Duty Catalinas would be about one car in 1,300, and his 16 Grand Prix Super Dutys were a similar sliver of the 30,195 Grand Prix the same table counts. Over-Drive's 1,514 covers every model that could carry the engine, so it cannot be divided into the Catalina total at all. Every other 1962 Catalina carried a 389, from the 215 hp two-barrel to the 348 hp Trophy 425-A Tri-Power.^2,4,1

Motor Trend showed what one well-prepared car could do. Its May 1962 test used a Catalina hardtop with the 421, a four-speed, 4.30 gears, heavy-duty suspension and radiator, and aluminum wheels and drums. The magazine recorded 0-30 mph in 2.7 seconds, 0-60 in 5.4 and the quarter mile in 13.9 seconds at 107 mph, and it listed the car at $4,895.56 as tested, before tax and license. The manufacturer's specification it printed gave a curb weight of 4,070 pounds. Car Life's March 1962 test car, a 421 Pontiac at the Grand Prix's $3,490 list price with power steering and brakes, weighed 4,330 pounds as tested and ran 0-60 mph in 6.0 seconds, 0-100 in 13.4 and the quarter mile in 14.3 seconds at 103 mph. Those results belong to those two cars.^5,6

On the superspeedways 1962 was Pontiac's year. The NASCAR Hall of Fame records 22 Pontiac wins in NASCAR's premier series that season and the make's only manufacturers' championship. Joe Weatherly, driving for Bud Moore, won the drivers' title in a Pontiac with nine wins, 39 top fives and 45 top tens in 52 starts. Fireball Roberts swept Daytona that year in a Pontiac, winning his qualifying race, the Daytona 500 and the Firecracker 250. The Hall's account does not say which engine specifications those race cars used, so it is evidence of Pontiac's racing success, not of any particular showroom Super Duty.⁷

The racing program was near its end. At 3:45 p.m. on January 24, 1963, a Pontiac bulletin told zone distributors that new orders for 389 and 421 Super Duty engines were cancelled that day, while the 421 HO remained available. The 1962 Super Duty therefore stands as the one full model year in which Pontiac catalogued its racing engine for any buyer of a Catalina two-door or Grand Prix. It left behind a small number of cars, one surviving example that Rotella traces from its July 11, 1962 build at Pontiac, Michigan, through a chain of owners, and a production count that still has two answers.^8,4,1