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Free rotating exhaust valve train upgrade kit for Ford tractor models: 8N, 9N, and 2N. This kit upgrades and converts your existing engine to free rotating exhaust valves. This improves the life of the valves and prevents from repetitive burning of the valves in one particular area. The kit contains adjustable valve tappets, free rotating exhaust valves, late style intake valves(Non Mushroom Type), solid one piece valve guides, valve guide retainers, valve springs, valve keepers, free rotating conversion kit(retainers, caps, and locks). The required tappet wrench for adjustable tappets can be purchased under part number 561144. |
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