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QualCast, LLC 20-1687-7
Valve Seat Insert Engine Valve Seat Inside Diameter 1-3/8 Outside Diameter 1.6925 Depth 1/4 Seat Angle 45
QualCast, LLC 21-1500-69
Valve Seat Insert Engine Valve Seat Inside Diameter 1.255 Outside Diameter 1.5070 Depth 0.318 Seat Angle 45
QualCast, LLC 22-1687-3N
Valve Seat Insert Engine Valve Seat Inside Diameter 1.400 Outside Diameter 1.6870 Depth 0.365 Seat Angle 30
QualCast, LLC 22-2131-1
Valve Seat Insert Engine Valve Seat Inside Diameter 1-13/16T Outside Diameter 2.1310 Depth 7/16 Seat Angle 30
S. B. International, Inc. M21375- 1+2
SBI Valve Seat. Precision-manufactured valve train component by S.B. International, Inc.
S. B. International, Inc. SB1375E-2N
SBI Seat. Specifications: Angle: 45, Depth: 0.2270, Exact O.D.: 1.3750, I.D Top Taper: 1.130, I.D.: 1.100T, O.D.: 1.375, Ovs: 005,010,020.
S. B. International, Inc. SB1625-9
SBI Seat. Specifications: Angle: 45, Depth: 7/32, Exact O.D.: 1.6300, I.D.: 1-1/4, O.D.: 1-5/8.
S. B. International, Inc. SB1817E-3+040
SBI Seat. Specifications: Angle: 30, Depth: 0.3650, Exact O.D.: 1.8570, I.D Top Taper: 1.610, I.D.: 1.540T, O.D.: 1.857.
S. B. International, Inc. SB2125-0
SBI Seat. Specifications: Angle: 45, Depth: 3/8, Exact O.D.: 2.1305, I.D.: 1-3/4, O.D.: 2-1/8.
