Depends... Especially on the year. 1969-1970 will have between 9:1 and 11:1. 1971 and later will be somewhere between 7.5:1 and 8.5:1.
Most Chevy 350 4 bolt engines will bolt into a 1979 Corvette.
YES. That is a direct bolt on with no problems. The heads will bolt on, but the compression ratio will be different. Depending on which heads and which pistons, the compression ratio could be a lot different.
5 on 4, and 3/4.
Yes it will. But you will need to know if the 454 requires a flywheel that is either internal or external balanced.
5 X 4.75 Small Chevy pattern
Some Pontiacs came from the factory with Chevy engines. If this is the case on your 79 firebird, then the transmission will bolt up to a 350 Chevy. If the car came with a Pontiac engine, then the bolt pattern is different and would not bolt up.
The bolt pattern on a 1969-1991 K-5 Blazer is 6 on 5.5" (139.7mm).
It will bolt in the same as any big block Chev
bolt pattern for 1979 Pontiac Bonneville
That engine could be anywhere from a 1969 to 1972 350. Some of them were 4-bolt mains and some were just a 2-bolt main engine.
1979-1985 Cadillac eldorado
what is the bolt pattern for a 1987 Chevy silverado