STC SE2031CE

@chortme. of Cranaportation federal bintion ministration Supplemental Type Certificate Number SE2031 CE This certificate issued to: Petergen Aviation, Inc Route 1, Box 18 Minden, Nebraska 68959 Certifies that the change in the type design for the following product with the limitations and conditions

Regulations.

Original Product - Type Cartificate Number: E 252 Make: Continental Model: C90-8F, -8FJ, -12F, -12PH, -12FJ, -12FP -14F, -14FH, -14FJ, -16F, 0-200-A, Descriflion of Syfe desigr ahange: 0-200-B, 0-200-C Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock inder (RON + MON)/2, per ASTM Specification D-439. Intermixing with aviation gasoline also peror So/Do daRed September 25, 1994, or later "PAA Approved" revisions. A copy of this certificate. 2. Petersen Drawing Limitations and Conditions: This approval should not be extended to other specific engines of this model that incorporate any other previously approved modification, unless it is determined that the interrelationship between this change and any other previously approved modification will introduce no adverse effect on the airworthiness of the engine model. Specific approval must be obtained for each model aircraft to insure compatability with its fuel system.

WhittLe 8% Director, New England Region (Title)

FAA Fozu 8110-2 (10--68)