To recipients of this coupon: The date of issue, as printed was stated incorrectly. The coupon you received, in conjunction with the Indiana State Ultralight Safety Seminar may be redeemed anytime before June 9th of 2003. Click on the coupon to enter the Green Sky Engine Service Calculator page. We received notice of Rotax Price increase at the beginning of March. "Effective Feb. 15" Pricing in the calculator reflects that change.