A 1969 car would not have an oxygen sensor.
Click the link.
The the 1969 OLDS 98 had 365HP
The 455 will fit. The transmission might have a shorter tailshaft, though.
22 gals
left head
there were 569 - 1969 Holiday S Coupes made.
not near enough cause i don,t own one
Burning oil? (Worn Rings, Valves) Blown Head gasket?
The Oldsmobiles were generally all aqua colored; But a few were painted gold also.
Should be right in front of the carburetor, basically centre of the engine, steel pipe going into it.
Model Units Sports coupe 2475 Hardtop coupe 19587 Convertible 4295 Total 26357 These are total production figures from yearone for 1969 Olds 442
If it is in the stock factory location it sits on the right rear part of the intake manifold it may have been moved. The easiest way to find it is to trace the center plug wire off the distributor cap it goes directly to the coil.