John Deere Gas And Diesel Engines Valve SpringsElgin Part Number RV757Sold In Pairs Of 2 SpringsThese Fit Many John Deere 3 4 & 6 Cylinder Gas LPG And Diesel Engines 135 152 164 179 Cubic Inch 3 Cylinders180 202 219 239 241 254 270 276 4 Cylinders303 329 359 381 404 414 466 6 Cylinder EnginesSPECS :2.173" Length1.375" Outside Diameter1.021" Inside Diameter0.177" Wire Diameter1.228" Solid Height58 LB @ 1.811" Closed Pressure 143 LB @ 1.358" Open Pressure6.75 Right Hand Turns / DirectionA877 Material See Our EBAY STORE For Your ENGINE And PERFORMANCE Needs