1978Final results
1978 election for Pennsylvania Senate District 48
Pennsylvania State Senate · Pennsylvania
Clarence F. Manbeck (R) won with 56.7% of the vote, defeating Ed Arnold (D) by 13.4 points.
Clarence F. ManbeckRepublican · winner · incumbent
56.7%35,509
Ed ArnoldDemocrat
43.3%27,128
62,637 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET