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.
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.
5 X 4.75 Small Chevy pattern
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.
what is the bolt pattern for a 1987 Chevy silverado
1979-1985 Cadillac eldorado