REPLACES OEM PART NUMBERS:
• B&S: 590781 (Current / Supersedes All Below)
• B&S: 394891 / 392329
• B&S: 394895 / 394988
• All Numbers Fully Interchangeable
SPECIFICATIONS:
• Type: Solid State Ignition Module / Magnetron Electronic
• Engine: B&S Opposed Twin L-Head (Flathead), 4-Cycle
• Displacement: 42 Cu In (694cc)
• Horsepower: 18HP
• Condition: Brand New / Aftermarket
B&S 422437 ENGINE:
• Type: Opposed Twin L-Head (Flathead), 4-Cycle, Air-Cooled
• Displacement: 42 Cu In (694cc)
• Horsepower: 18HP
• Configuration: Horizontal Opposed Cylinders
• 24+ Model Variants (422437-0637-01 through 422437-4049-01)
ADDITIONAL COMPATIBLE ENGINES:
• 421 Series: 421417, 421431, 421437, 421707
• 422 Series: 422431-422777 (13 Models)
• 401 Series: 401415, 401417
• 460 Series: 460707-463707 (6 Models)
EQUIPMENT APPLICATIONS:
• Craftsman: 917255919, 917255930 (18HP, 42" Lawn Tractor)
• Also: Simplicity, Wheel Horse, and Other Riding Mowers
PRODUCT NOTICE:
As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but are designed to function the same as - if not better than - the original. All parts sold are new.
WARNING - This product may expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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