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Magnum

This revolutionary new stone compound aggressively grinds hard seats — even those hard-to-grind late model Cummins. Grinds and finishes in one operation! No need to change stones to finish a seat. #2 Hole for 11/16"-16 thread for 1672 and 1702 wheel holders

Click the part numbers below for more information
Item # Name Diameter Quantity Price
MSX-390CValve Seat Wheel 1.125" – 90° - MSX-390C1.125" (29mm)$13.68
MSX-3CValve Seat Wheel 1.125" - 45° - MSX-3C1.125" (29mm)$13.68
MSX-390AValve Seat Wheel 1.1875" - 90° - MSX-390A1.1875" (30mm)$13.68
MSX-3AValve Seat Wheel 1.1875" - 45° - MSX-3A1.1875" (30mm)$13.68
MSX-390Valve Seat Wheel 1.25" - 90° - MSX-3901.25" (32mm)$13.68
MSX-3Valve Seat Wheel 1.25" - 45° - MSX-31.25" (32mm)$13.68
MSX-390BValve Seat Wheel 1.3125" - 90° - MSX-390B1.3125" (33mm)$13.68
MSX-3BValve Seat Wheel 1.3125" - 45° - MSX-3B1.3125" (33mm)$13.68
MSX-990Valve Seat Wheel 1.375" - 90° - MSX-9901.375" (35mm)$13.68
MSX-9Valve Seat Wheel 1.375" - 45° - MSX-91.375" (35mm)$13.68
MSX-1590Valve Seat Wheel 1.50" - 90° - MSX-15901.50" (38mm)$13.68
MSX-15Valve Seat Wheel 1.50" - 45° - MSX-151.50" (38mm)$13.68
MSX-1590AValve Seat Wheel 1.5625" - 90° - MSX-1590A1.5625" (40mm)$13.68
MSX-15AValve Seat Wheel 1.5625" - 45° - MSX-15A1.5625" (40mm)$13.68
MSX-2190Valve Seat Wheel 1.625" - 90° - MSX-21901.625" (41mm)$13.68
MSX-21Valve Seat Wheel 1.625" - 45° - MSX-211.625" (41mm)$13.68
MSX-2190AValve Seat Wheel 1.6875" - 90° - MSX-2190A1.6875" (43mm)$13.68
MSX-21AValve Seat Wheel 1.6875" - 45° - MSX-21A1.6875" (43mm)$13.68
MSX-2790Valve Seat Wheel 1.75" - 90° - MSX-27901.75" (44mm)$13.68
MSX-27Valve Seat Wheel 1.75" - 45° - MSX-271.75" (44mm)$13.68
MSX-27AValve Seat Wheel 1.8125" – 45° - MSX-27A1.8125" (46mm)$13.68
MSX-2790AValve Seat Wheel 1.8125" - 90° - MSX-2790A1.8125" (46mm)$13.68
MSX-33Valve Seat Wheel 1.875" - 45° - MSX-331.875" (48mm)$13.68
MSX-3390Valve Seat Wheel 1.875" -90° - MSX-33901.875" (48mm)$13.68
MSX-3990Valve Seat Wheel 2.00" - 90° - MSX-39902.00" (51mm)$13.68
MSX-39Valve Seat Wheel 2.00" - 45° - MSX-392.00" (51mm)$13.68
MSX-4590Valve Seat Wheel 2.125 - 90° - MSX-45902.125 (54mm)$13.68
MSX-45Valve Seat Wheel 2.125 - 45° - MSX-452.125 (54mm)$13.68
MSX-51Valve Seat Wheel 2.25" - 45° - MSX-512.25" (57mm)$13.68
MSX-5190Valve Seat Wheel 2.25" – 90° - MSX-51902.25" (57mm)$13.68
MSX-5790Valve Seat Wheel 2.375" - 90° - MSX-57902.375" (60mm)$13.68
MSX-57Valve Seat Wheel 2.375" - 45° - MSX-572.375" (60mm)$13.68
MSX-6390Valve Seat Wheel 2.50" - 90° - MSX-63902.50" (64mm)$13.68
MSX-63Valve Seat Wheel 2.50" - 45° - MSX-632.50" (64mm)$13.68