600lbs
455
Under the carburetor in the front.
#1 cylinder is on the front right side of the engine.
The Pontiac 455 came in 3 versions. Base, High Output, and Super Duty. The base 1970-71 engine produced 200 hp and 455 lb/ft torque. The Super Duty 1970-71 engine had 335 hp and 480 lb/ft torque. Power was reduced after 1971. The Buick 455 came in 2 versions. The 1970 Base engine had 350 hp and 510 lb/ft torque. The Stage 1 engine had 360 hp and 510 lb/ft torque. So as you can see the Buick was the more powerful engine by far.
Check out www.v8buick.com. There you will find all the info you need for your engine.
No. they are different head designs.
yes
Fuel injected? In the fuel tank Carb.? Lower front section of engine - follow fuel line from carb.
Same block, should fir right in
Kit available at auto parts w/instructions
Need to know what year the vehicle is and is it still a points car or is it electronic ignition.