How Fast Is Chevy 409?

In their September 1961 edition, Motor Trend tested the SS 409 with a 3.36 and 4.56 rear axle ratio. The 3.36 equipped car could run from 0-60 in 7.8 seconds and sprint the quarter mile in 15.31 seconds running 94 mph.

How much horsepower does a Chevy 409 have?

The 409 featured a 4.31-inch bore and 3.5-inch stroke. The intake valves were 2.06 inches and fit next to 1.72-inch exhaust valves. Both actuated by a mechanical camshaft that fed air and fuel to forged pistons that created more than 11:1 compression. With its single four-barrel carb, the engine was rated at 360 hp.

Why was the Chevy 409 discontinued?

But in stark contrast to the Methuselah-like life span of the Chevrolet small-block, as early as 1963 it was clear that the 409 had reached the end of its developmental rope, due primarily to shortcomings in the design of its iconic scalloped heads.

What is the difference between a 348 and 409?

There are a few visual differences that distinguish a 348 from a 409. The most obvious is the dipstick location. The 348 has it on the left, or driver side; the 409 has it on the right, or passenger side. However, since the pans are interchangeable, it's a simple matter to make one look like the other.

What cars had the 409 engine?

The 409 remained on the Chevy options sheet through 1965, after which it was replaced by the next-generation 396 Big Block. As it stands, you'll regularly still find the early '60s Impala SS with an original 409 in it.

1962 Impala 409 Dual Quads 4 speed Test Drive

Who built the 409 engine?

A 409 cu in (6.7 L) version was Chevrolet's top regular production engine from 1961 to 1965, with a choice of single or 2X4-barrel Rochester carburetors. Bore x stroke were both up from the 348 cu in (5.7 L) to 4.31 in × 3.5 in (109.5 mm × 88.9 mm).

Did the 63 Impala come with a 409?

ENGINES During the 1963 model year, the now-legendary 409-cu.in. V-8 was available in three different horsepower configurations, each of which was optional over the base 283 V-8.

Is 409 a truck engine?

The 409 truck engine has a forged steel crank. It's the same as the passenger car crank. The truck oil pan is similar to the car pan except that the truck pan has a baffle than resembles a windage tray. The truck pan also has the drain plug on the bottom rather than the front of the sump.

How much does a 409 engine weigh?

attached is 575 lbs.

Was the Chevy 348 a good engine?

The 348 should be remembered not as a mighty powerhouse, but as a smooth and reliable big-block for the new, larger Impala. Its 10-second 0-60 mph capability was about the norm for 1958 - hardly the kick-in-the-back acceleration provided by the FI or dual-quad 283s.

What is a Z11 Impala?

The Z11 Impala was the final evolutionary step in Chevrolet's overt early 1960s drag program. It made use of aluminum front end parts and lightweight brackets throughout; neither radio nor heater were included from the factory, the lack of sound deadener would have made the radio useless anyhow.

What year did the Chevy 348 come out?

First appearing in 1958, the 348 was available through 1961 in cars and 1964 in trucks. It had a bore of 4.125 inches and a stroke of 3.25 inches and was offered in an assortment of horsepower ratings. The base engine was dubbed the Turbo-Thrust and was rated at 250 hp.

Will a 409 crank fit a 348?

Blocks for 348 engines are not machined in this manner and, therefore, a 409 crankshaft will not fit in them, although its main bearing journals are identical in size and placement to those on 348 shafts.

What's the fastest Chevy engine?

Our fastest crate engine ever

As the power behind the 2019 Corvette ZR1, the new supercharged 6.2L LT5 represents the pinnacle of Chevrolet's performance: It's the most powerful engine ever offered in a Chevy production vehicle.

How much torque does a 409 have?

Initially rated at 360 hp at 5,800 rpm and 409 lb-ft of torque at 3,600 rpm, the '61 409 was equipped with a single Carter AFB four-barrel carburetor.

How much HP does a 454 big block have?

454ci/L29: Rated at 290 hp, The Vortec 7400 is the last generation 454, with the same 4.5x4-inch bore and stroke as before. Like the Gen V, all engines feature four-bolt mains.

What is a 409?

"409" was inspired by Gary Usher's obsession with hot rods. Its title refers to an automobile fitted with Chevrolet's 409-cubic-inch-displacement "big block" V8 engine.

What engines were available in a 1960 Impala?

Three engines were available to Impala buyers in 1960, a straight-six and two V-8s. For the economy minded, Chevrolet's 235-cu.in. six-cylinder sipped gas through a Rochester Model BC downdraft one-barrel carburetor on its way to making 135hp at 4,000 rpm and 217-lbs. ft.

What engine did a 63 Impala come with?

Once again, the base engines for all models were the 140 horsepower 230 cubic-inch six cylinder, or the 195 horsepower Turbo-Fire 283 cubic-inch V8. Stepping up to more powerful small-blocks, allowed buyers to choose from two of the available 327 cubic-inch engines.