Z-145 Continental gas engine
For engines w/ early R1 retainer you must either switch to our IHS4357 retainer or use Loctite 660 or similar to retain seal
2-13/16" Long
3/8" thick
Rubber Seat Spring Set fits Ford Tractor | NDA447A, NDA448A Ford Z-145 Continental gas engineQuality Aftermarket Rubber Seat Spring Set Fits Ford Tractor Models: 1955 1964 when using a Rest O Ride seat: 501, 541, 600, 601, 611, 620, 621, 630, 631, 640, 641, 650, 651, 660, 661, 671, 681, 700, 701, 741, 771, 800, 801, 811, 820, 821, 840, 841, 850, 851, 860, 861, 871, 881, 900, 901, 941, 950, 951, 960, 961, 971, 981, 2000 4 cyl, 2031, 2110, 2111, 2120, 2131, 4000 4 cyl, 4031, 4110, 4120, 4121, 4131, 4140 Industrial Models: 1801, 1811, 1821,