When did Chevy stop making the 427?
Early 427. Chevy’s first 427 generated 430 horsepower, but it often was tuned to produce 500 horsepower. Chevrolet sold it in 1963 as an option. The 427 went on hiatus until Chevy developed two other versions in 1966.
How much is a 427 Chevy motor worth?
Registered. If you’ve got any paperwork on the engine and it was built by a reputable builder, it might be worth $4k. If not, you’re looking at $1500-$2000.
What is the difference between 427 and 454?
396 and 427 have the same stroke, 454 has a longer stroke. To compensate for the longer stroke in the 454 – using the same length rod – they had to move the wrist pin higher on the piston. If they had’nt done this, the piston would be sticking out the bore above the decks of the block at the top of the stroke.
What years did GM make the 427 engine?
Chevrolet’s 427 cubic-inch big-block didn’t last long, but it made an indelible mark in the performance world. The Mark IV big-block 427, available only from 1966–69, is the one that muscle car fans perhaps most revere.
What vehicles had a 427?
Tall-deck version of the famed big-block were used in heavy-duty trucks, but we’re sure the 427 is mostly known for its use in Novas, Chevelles, Camaros, and Corvettes, where L72, L88, and ZL1 engines made them tough to beat on the dragstrip.
How much HP does a 427 SBC have?
Looking at this trend, we chose a big-block-like displacement of 427 cubic inches for our streetable small-block. This results in a specific output of 1.405 hp per inch (the equivalent of a 491hp 350).
Did Chevrolet make a 427 small-block?
The largest-displacement small-blocks ever produced by GM are the LSX454/LSX454R crate engines offered through Chevrolet Performance, at 454 cubic inches (7.4L); the largest-displacement small-block for a production vehicle is the 427-cubic-inch (7.0L) LS7 used currently in the Corvette Z06.
How do you tell a 366 from a 427?
The two engine have the same bore. The 427 has longer stroke, that will give you more lugging power and start a load easyer. If you think about the 366 is not much more than a 350. If I remember right the 427 has about 25 or 30 horse over the 366.