OTTO Excavator Parts Nkr77 4Jh1 Cylinder Head Cover Pad 8972400386 897240-0386 8-97240038-6 For Isuzu OTTO Isuzu NKR77 4JH1 Cylinder Head Cover Pad 8972400386 – 100% genuine OEM-grade sealing pad for Isuzu 4JH1 engines. Bulk in-stock with fast global shipping, ideal for wholesale & agency partners. Superior oil resistance, high-temperature seal & anti-aging performance, cuts rework/returns, boosts resale margins. Stable cross-border B2B supply.