Under the hood

Inside the forward end of the 529 are visible...
main air compressor at right with engine air intake filters above and turbocharger intake pipe,
turbocharger at top center with intake air conduit, the large pipe curving down from the turbo and back to the prime mover,
exhaust manifold pipes are barely visible connecting to the turbo in the upper left of the center door opening,
3 canisters at bottom left of center door are fuel filters,
door opening at left shows part of the prime mover, with the engine oil dipstick poking up between the two crankcase inspection openings.