How Much Horsepower Does A 1969 Pontiac 400 Have?
330 horsepower.
Very Capable Engines Meanwhile, the Firebird 400 Coupe was rated 330 horsepower at 4800 rpm and 430 pound-feet of torque at 3300 rpm. Variations in the so-called “W66” 400 cu-in engine included the L74 that was rated at 335 horsepower at 5000 rpm with 430 pound-feet of torque at 3400 rpm.
How much HP does a Pontiac 400 have?
The 400 remained in production through the 1978 model year, with 1979 cars receiving engines produced the previous year. In basic 2-barrel form it produced 290 horsepower and 428 ft. pounds of torque in 1968.
Is a Pontiac 400 a good engine?
Because of its place in Pontiac’s most brutal and outlandish muscle cars as well as fighting the good fight into the era of smog-choked, low-compression lameness, the Pontiac 400 remains one of our favorite V-8 engines.
How much horsepower does a 1967 Pontiac 400 have?
For 1967, there was one version with a four-barrel rated at 325 hp. For 1968, Pontiac trotted out three iterations of the 400, one rated at 330 hp and the other two at 335 hp.
How much horsepower does a 1972 Pontiac 400 have?
As in previous years, the three-speed manual transmission was standard, while the four-speed manual and Turbo 400 remained extra cost options. Rated at 325 gross and 260 net horsepower, the 455 four-barrel was no longer available with a manual transmission. And the 400 two-barrel was cancelled.
Is a Pontiac 400 and a 455 the same block?
He advises, “With the exception of the mid- to late-1970s PN 500557 casting, we consider all Pontiac 400 blocks functionally identical. The 455 blocks from 1970 to 1976 are also functionally identical.
What was the best Pontiac engine?
The Ram Air IV 400-cu.in. V-8, with 370hp, could be ordered through most of the 1970 model year, but Pontiac intended the 455 to phase out the Ram Air IV, even though the RAIV could outperform a 455 in the quarter mile. For specific power output, Hanks believes the 1969-1970 Ram Air IV was the best Pontiac engine ever.
How much HP can a 400 small block make?
Equipped with a dual-plane intake, Holley carb, and MSD distributor, the low-compression BPE 400 produced 457 hp at 5,900 rpm and 473 lb-ft of torque at 4,300 rpm.
Is 400 hp alot?
Whether 400 hp is a lot depends entirely on the type of car. For a supercar, it isn’t much, but for a family sedan, it’s more than you’d need. However, for sports and luxury cars, 400 is a solid amount.
Is a GM 400 a big block?
GM had its own version of the 400 motor but ot is considered a small block, and not a big block. Just by . 1 Liters actually, if you want to be technical. The 400 What is the largest version of the generation one small block measuring in at 6.6 L it made it Steve you in 1970 and was produced for a decade.
What was the fastest Pontiac Motor?
LS2 V8 engine
Overview Of The Fastest Pontiac Model Ever: The 2006 Pontiac GTO. The 2006 Pontiac GTO is a fifth-generation Pontiac GTO. It is offered with only a single engine option available — the monstrous 6.0-liter naturally aspirated LS2 V8 engine that generates 400 horsepower at 5,200 rpm and 400 pound-feet of torque.
What cubic inch is a Pontiac 400 bored 60 over?
Pontiac Blocks- Bore and Stroke
| PONTIAC ENGINE CHART | ||
|---|---|---|
| ENGINE | MAIN DIA. | |
| 60 over | ||
| 400 CU. IN. | Stock Bore | 3.00 |
| 30 over |
What is the rarest Pontiac engine?
The 5.0-liter engine size was a requirement for Trans Am rules, so Pontiac developed a 303-cubic-inch version of their V-8 using a low-deck block. With only about 25 made, it’s the rarest of all Ram Air V engines.
How much horsepower does a 1970 455 Pontiac engine have?
360 and 370 horsepower
The original 1970 Pontiac 455 ‘big block’ V8 was good for between 360 and 370 horsepower and 500 lb-ft of torque.
How much horsepower does a 1970 Pontiac 455 have?
360 horsepower
The result was the 1970 Pontiac GTO 455, which was stuffed with a beefy 455 HO V8 long-stroke engine. Rated conservatively at 360 horsepower and producing a tremendous 500 pound-feet of torque, the 455 HO gave the GTO the powerful aggression needed to appeal to performance-minded buyers.
How much horsepower does a 1976 455 have?
Trans Ams carried a standard 185 horsepower 400-cid V-8, as they had in 1975. Except in California, the big 455 V-8 remained available, again rated at 200 horsepower.
How do I identify a Pontiac 400 engine?
On blocks produced in 1970 and after, you will find 350, 400, or 455 stamped towards the left side of the front of the block. There is no displacement stamp for 421, 389 or 326 blocks.
How much horsepower does a stock 455 have?
They rated the standard issue 455 at 350 HP and the high-performance stage I version at 360 HP. This engine had a short run starting in 1970.
What is the best car engine of all time?
- 1) Small-Block V8: Chevrolet. The iconic American V8 engine has been sold in more than 100 million vehicles.
- 2) Flat 4: Volkswagen.
- 3) Model T Engine: Ford.
- 4) Fuhrmann Engine: Porsche.
- 5) B-Series: Honda.
- 6) XK6: Jaguar.
- 8) 22R/R-E: Toyota.
- 9) S70/2: BMW.
What is the best engine GM ever made?
At the top of the list, we have GM’s turbocharged 2.0L I4 LTG gasoline engine, which produces a whopping 137.6 horsepower per liter. That equates to a maximum of 275 horsepower at 5,600 rpm and 295 pound-feet of torque at 3,000 rpm.
What years did Pontiac make the 400 engine?
The Pontiac Motor Division built the 400 from 1967 through 1978. Although it found its way into many 1979 automobiles, those were actually purpose-built leftovers manufactured in 1978.
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