The 6-foot-5 Stephenson shot 15-of-27 from the field and 7-of-13 from the stripe. He added 8 rebounds, 5 steals, 1 assist and 1 turnover.
Darwin “Buddha” Ellis added 11 points for the three-time defending PSAL champion Railsplitters, who took a 36-26 halftime lead.
Lincoln, coming off an 87-83 victory Thursday over Jefferson at Lincoln, had its flight delayed in New York by the weather and arrived about three hours late. Their game was pushed back to 10:15 as a result.
“We just got off the plane and came here and played,” Stephenson told fiveborosports.com. “I was real tired, plus we ate, so I felt heavier today.”