Is a 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.
Is a Chevy 348 a big block?
The big block, which debuted in 1958 at 348 cu in (5.7 L), was built in standard displacements up to 494 cu in (8.1 L), with aftermarket crate engines sold by Chevrolet exceeding 500 cu in (8.2 L).
How much horsepower does a 348 have?
The Turbo-Thrust 348-cubic-inch engine had 4.125-inch cylinder bores, and a stroke of 3.25 inches. With a four-barrel carburetor, the Turbo-Thrust produced 250 horsepower.
How do you tell the difference between a 348 and a 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.
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.
How Fast Is Chevy 409?
So, how well did the Impala SS 409 perform at the strip? 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 did a Chevy 409 have?
The top-trim versions of the street-car 409 churned out an astonishing 425 horsepower, while the Bill “Grumpy” Jenkins-tuned NHRA cars could run the quarter mile in under 13 seconds.
What is a 348 engine?
Yes, the 348 was originally conceived for Chevy trucks. Being a “truck” engine has always been a great thing. As introduced in 1958, the new “Turbo Thrust” 348 big-block was 1.7 inches longer and three inches wider than the 265 / 283. It was also said to be 0.80-inch lower due to a flat intake manifold.
How much HP does a 409 have?
What’s the biggest engine Chevy makes?
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.
What is the best small block chevy engine?
First produced in 1967, the Chevy 350 is the best known small block in GM’s engine inventory. It is remarkably versatile and has powered everything from the Chevy Camaro to the Cadillac. It came in numerous horsepower and torque configurations, and is also considered one of the easiest engines to rebuild with aftermarket parts.
How big is a Chevy big block?
Generally a “small block” was under 400 cubic inches (6.55 L) and a “big block” was over 400 cubic inches. However, there were some exceptions, the Chevy 396 is commonly considered a big block because it shared parts with other Chevy big blocks.
What are the dimensions of a Chevy big block?
All big blocks measuring from 396 to 502 cubic inches in displacement use 6.135-inch c-c rods weighing 780 grams and measuring 2.2 inches at the crankshaft pin and 0.999 inches at the wrist pin.
What is a big block engine?
The Chevrolet “Big Block” is a term for a series of large displacement V8 engines that have been developed and produced in the United States from the 1950s until 2009. As American automobiles grew in size and weight following the Second World War , the engines powering them had to keep pace.