Steel C/M Spring Seats - 1.650 x .630 x .570 Valve Spring Locator - Inside - 0.030 in Thick - 1.650 in OD - 0.570 in ID - 0.630 in Spring ID - Chromoly - Set of 16

Steel C/M Spring Seats - 1.650 x .630 x .570 Valve Spring Locator - Inside - 0.060 in Thick - 1.650 in OD - 0.570 in ID - 0.630 in Spring ID - Chromoly - Set of 16

Steel C/M Spring Seats - 1.500 x .715 x .630 Valve Spring Locator - Inside - 0.030 in Thick - 1.500 in OD - 0.630 in ID - 0.715 in Spring ID - Chromoly - Set of 16

Steel C/M Spring Seats - 1.450 x .700 x .570 Valve Spring Locator - Inside - 0.060 in Thick - 1.450 in OD - 0.570 in ID - 0.700 in Spring ID - Chromoly - Set of 16

Steel C/M Spring Seats - 1.500 x .715 x .570 Valve Spring Locator - Inside - 0.030 in Thick - 1.500 in OD - 0.570 in ID - 0.715 in Spring ID - Chromoly - Set of 16

Steel C/M Spring Seats - 1.450 x .980 x .630 Valve Spring Locator - Inside - 0.060 in Thick - 1.450 in OD - 0.630 in ID - 0.980 in Spring ID - Chromoly - Set of 16