Mack Mid-Liner MS Series Instrument Panel Bulb Size

The Mack Mid-Liner MS Series instrument panel utilizes 3 distinct bulb sizes: 194, 57, and 161, with each size serving specific illumination functions within the dashboard. The replacement chart documents vehicle production data spanning from 1981 to 1997, providing bulb size specifications across 16 years of manufacturing.

The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.

Bulb Size by Year Range

YearsBulb Size
1997194
199657
1995161
1993-1994194
199257
1991161
1989-199057
1988161
198757
1986194
1985161
1983-198457
1981-1982194

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W.194
ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W.57
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 1W.161

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