NEW YORK (Standard&Poor's) April 4, 2016--Standard&Poor's Ratings Services said today it assigned its 'BB-' issue-level rating and '5' recovery rating to Sunoco L.P. and Sunoco Finance Corp.'s proposed $500 million senior unsecured notes due 2021. The '5' recovery rating reflects our expectation of modest (10% to 30%; lower half of the range) recovery in the event of default. The partnership intends to use net proceeds to repay a portion of the $2.035 billion term loan A which it used to partially fund the acquisition of the 68.42% interest in Sunoco LLC and the legacy Sunoco convenience store business (Sunoco Retail LLC). As of Dec. 31, 2015, Sunoco had about $2 billion of reported debt. Sunoco is