OTTO Excavator Parts Ls4300 6Sd1T Intake Manifold Gasket 1096233300 109623-3300 1-09623330-0 For Isuzu OTTO Gasket for LS4300 Excavators: Designed for Isuzu 6SD1T intake manifold, part nos. 1096233300/109623-3300/1-09623330-0. Prevents leaks for stable operation.