{"nhtsa_id":10109610,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-02","date":"2017-03-24","document_id":"1HD-D8K3L-04","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)","mfr_system":null,"summary":"Service Bulletin M-1443: MILWAUKEE-EIGHT CRANKCASE SEALANT CHANGE. This service bulletin informs dealers that, effective immediately, CRANKCASE SEALANT (Part No. 11100202) will supersede to HARLEY-DAVIDSON HIGH PERFORMANCE SEALANT - GRAY (99650-02). Testing has concluded which determines that Part No. 99650-02 is now the recommended crankcase sealant for servicing Milwaukee-Eight engines. This change was initiated to address the product availability, compliance and inventory shelf life issues that we are experiencing with CRANKCASE SEALANT (Part No. 11100202).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10109610-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10109610-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10109610","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"pcv","name":"Crankcase ventilation (PCV)","parent":"exhaust-emissions"}],"codes":[],"topics":[],"vehicles":[{"make":"HARLEY-DAVIDSON","model":"HARLEY DAVIDSON","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}