No, the 403 didn't come out till 1977.
Yes they made a 350 rocket for the Oldsmobile cutlass supreme with 442 package in 1976 my support is I have that model,year,and make .
A 1974 Oldsmobile 455 V8 has horsepower of 275 to 400. The Oldsmobile 455 was last produced in the year of 1975.
The firing order for the 1976 Oldsmobile 350 motor is 1-8-4-3-6-5-7-2. This sequence is important for proper engine operation and ensures that the cylinders fire in the correct order for optimal performance. The distributor rotation for this engine is clockwise.
Total capacity is 5 qts including filter.
My 1976 Olds Delta 88 4 door with a 455 weighs 4400lb. A 2 door with a 455 should be around 4100lb.
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Oldsmobile stopped production of the 455 in 1976. There were no 455s produced in 1987.
The 455 will fit. The transmission might have a shorter tailshaft, though.
Around 3600-3800 lbs
what is the model year
Engine offerings for the 1976 model year included a 250 cubic-inch inline six and a variety of V8s including the 305, 350 and 400 cubic-inch versions of the Chevy small-block V8