Due to GW's suggestion, I looked up what may be the springs you need.
http://www.grizzly.com/parts/FOOT-PEDAL-SPRING/P5772041

But, with the old ones failing with not much use, I would hesitate about buying new ones, that may fail just as quick.

Just my thoughts.
Don

Last edited by 2-Ton; 05/18/2018 4:39 AM.

1967 GMC 9500 Fire Ladder Truck
"The Flag Pole"
In the Stovebolt Gallery
1946 2-Ton grain truck
1946 3/4-ton pickup,
1953 1-ton pickup
1957 1-ton flatbed dually,
1954 Pontiac Straight Eight
Of all the things I've lost in my life, I miss my mind the most!