Torrington are teetering on the brink of relegation from the Cornwall & Devon Division after they lost 22-10 at home to fellow strugglers Hayle.
Sam Britton kicked a penalty and converted a Jaymie Todd try for Torrie, who are 10 points adrift of safety with three games to go.
If Torrie lose at Honiton this Saturday, and Hayle take a point off leaders Wellington, it will be all over for the Donnacrofters.
South Molton’s Devon Cup quarter-final at North Tawton on Sunday was called off for a third time due to pitch conditions.
The game is due to be replayed on Tuesday night. The winners will be at home to Totnes on Saturday.
Ilfracombe were waved through to the last for of the Devon Junior Plate by Salcombe, who declined to make the 200-mile round trip to Brimlands.
New Cross are due to travel up from Kingsteignton this Saturday for the semi-final.