CONTINENTAL MOTORS - SEALANTS, LUBRICANTS, AND ADHESIVES
SIL99-2C INFORMATION LETTER
SUBJECT: SEALANTS, LUBRICANTS, AND ADHESIVES AUTHORIZEDPURPOSE: Provide current application of sealants, threading, lubricants, and adhesives.
COMPLIANCE: During engine installation, maintenance, overhaul or component repair or replacement.
MODELS AFFECTED: All CMI engine models operating with AVGAS fuel.
Lubricating oils qualified for use in Continental Motors, Inc. (CMI) gasoline engines are required to meet Society of Automotive Engineers (SAE) specifications.
Recommended Oil Grade:
• Above 40°F ambient air, sea level SAE 50 or multi-viscosity
• Below 40°F ambient air, sea level SAE 30 or multi-viscosity
NOTE: See SIL99-1 (latest version) for preservation information.
CMI recommends engine oil be drained and replenished every 25 hours of operation or 4 months for engines that incorporate an oil screen. Engines with full flow oil filters, either large or small, should have the oil changed every 50 hours or 4 months.
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