Replacement oval air-filter and foam-prefilter set for compatible lawn-tractor engines.
- Includes one pleated air filter, reference 394019S / 394019, and one foam prefilter, reference 272490S.
- Cross references include 398825, 4136, 5052H, 5052, 5052K and AM38990.
- Approximately 10.62 × 3.54 inches across the oval filter.
- Listed for compatible Briggs & Stratton 12.5–20 HP L-head twin vertical engines in the 400700–422700, 40A700, 42A700 and 460700 families.
- Match the original filter reference, housing dimensions and engine model before ordering.