OTTO Excavator Parts Ex200 6Bd1 Valve Spring Big 1125610896 112561-0896 1-12561089-6 For Isuzu OTTO Isuzu EX200 6BD1 Valve Spring Big 1125610896 – 100% genuine OEM excavator part, perfect fit for Isuzu 6BD1 engines. Bulk in-stock, fast global shipping. Superior elasticity & fatigue resistance vs aftermarket big springs, cuts rework & returns, boosts resale profits for wholesalers & agents.