If the crutchfield website is correct there are 3 1/2" speakers in the dash 4x10" in the mid panel and the front door lists a few options 6x9", 6 1/2", or 5 1/4"
700r
no, they are totally different sizes and profiles
6.5 front - 6x8 rear
What is the engine in the Caprice? In the Suburban? If they are a 305/350 then they can be interchanged. I have a 1985 Caprice Classic with a 305 and the tranny came out of a 1987 Suburban. It depends on the engine.
yes. as long as they both have air conditioning.
It will have two, one in each of the exhaust manifolds.
Yes. They were all interchangeable. Other doos that will fit are from the same era (1973-1987) C10, C20, C30, K10, K20 and K30 trucks. Like Mailibu Barbie putting on Steelworker barbies clothes.
Your fuel sending unit is in the gas tank, mounted from the top.
Around 1987, the they switched to tbi [Throttle body injection]
Passenger side of block just above the starter
the title on my '87 says 4700 lbs..
most common ratio is 373