Isuzu 8943674380 Cylinder Head Bolt Set

This cylinder head bolt set comprises three distinct part numbers: 8943674380, 8943674370, and 8943674360, corresponding to Isuzu OEM references 8-94367-438-0, 8-94367-437-0, and 8-94367-436-0. The set is engineered to provide the precise clamping force required for Isuzu 4-cylinder and 6-cylinder diesel engines including 4BD1, 4BE1, 4BG1, 4BG1T, 6BG1, 6BD1, 3KC1, and 6BB1. The primary bolt (8943674380) features M12 x 1.5 thread pitch with an overall length of 115 mm (L=115). Manufactured from high-strength alloy steel to OEM torque-to-yield specifications where applicable, ensuring sealing integrity under high combustion pressures. Direct replacement for Hitachi excavator part 6732-21-5160, JCB 02/801765, and Multiquip OEM requirements. Cross-references include Isuzu 1090701011, 1090701010, 1090390040, 1090700630, and aftermarket VI8943674380. Applications span hydraulic excavators (Hitachi ZX120, ZX160, EX120, Kobelco SK120, JCB JS200) and medium-duty trucks (Isuzu NPR 4BD2). Verify engine serial number and torque sequence per service manual before installation.