The heated coolant from the engine comes out of the fitting nearest the thermostat, then enters the lower heater hose nipple (or the smaller of the two nipples) then the coolant comes out of the heater and returns into the fitting on the water pump. All fittings and hoses attached to the water pump are return lines.
I wasnt aware Chevy used a 400cc engine
is a V8 big block engine in a Chevy or ford in the 1960's to the 1970's
eBay offers a 454 Chevy Engine Rebuild Kit. It costs $379. It has all the necessary parts to rebuilt one's own engine. The engine was used in the 1970 Chevy Corvette LS5.
Depends on engine, transmission, gearing, etc.
The 1970 engine had higher compression, but the big difference is in the way horsepower was calculated. In actuality, the 1970 was only a little more powerful than the 1977.
It is bolted to the engine block or oil pan.
on the back of the motor driverside cast on the block
Most of the "400's" installed in 1970 Chevy pickups were actually big block 402's, but they called them 400's. They called the same engine in a 1970 Chevelle a 396. The 400 small block was primarily a low performance torque engine, used mostly in station wagons and full size cars.
With a few bucks, anything you want to put in fits.
The Chevy 327 was manufactured from 1962 to 1970. It was only available for eight years. The Chevy engine was considered one of the best of its time and was good if racing a car.
.035 Nother words 35 on filler gauge.
No. not the same.