OTTO Excavator Parts Lt23 6Sd1Tc Intake Manifold Gasket 1141150910 114115-0910 1-14115091-0 For Isuzu OTTO Gasket for LT23 Excavators: Designed for Isuzu 6SD1TC intake manifold, part nos. 1141150910/114115-0910/1-14115091-0. Prevents leaks for stable operation.