Service manual Covers: 3.0-181 4 cyl, 4.3 262 v6, 5.0 305 v8gm, 5.7 350 v8gm,6.2 377 v8, 8.1 496 v8, black scorpion 377 v8, alpha stern drive, bravo 1/2/3 stern drive, bravo x/xr/xz sterndrive, hurth inboard, velvet inboard, zf inboard

Service manual Covers: 3.0-181 4 cyl, 4.3 262 v6, 5.0 305 v8gm, 5.7 350 v8gm,6.2 377 v8, 8.1 496 v8, black scorpion 377 v8, alpha stern drive, bravo 1/2/3 stern drive, bravo x/xr/xz sterndrive, hurth inboard, velvet inboard, zf inboard