| 摘要 |
A main fuel injection valve 66F, 66R and a secondary fuel injection valve 67F, 67R are separately housed in a purified chamber 49 and an unpurified chamber 48 of an air cleaner 42, a common fuel supply conduit 80 for leading fuel from a fuel tank 30 is connected to a branching connection pipe 81 which is supported to pass through a cleaner case 45 and a bulkhead 50 and which is placed in one of the unpurified chamber 48 and the purified chamber 49, and the branching connection pipe 81 is connected to a main fuel injection valve side branched fuel conduit 82 and a secondary fuel injection valve side branched fuel conduit 83. |
