Goodman/ Amana Hot Surface Ignitor 201657-03S, Norton 1244M model, This ignitor is common on many Goodman/ Amana/ Janitrol gas furnaces. This Ignitor replaces the following part numbers: 20165703S. 20165703, 601TB. This ignitor is a Goodman OEM part. If you need help verifying the correct part for your equipment please call our office and we will assist you. 1-855-431-2842. Shipping rates apply to the Continental US only. For Canada, Alaska and Hawaii additional shipping is required. Please call the office for a quote.