115 HP

Pro XS Performance
Mercury 115 HP Pro XS
Performance · 4-cyl
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Tournament-bred performance — lighter weight, a harder hole shot and higher top speed, tuned for bass and bay boats that demand to win.
Specifications
| Horsepower | 115 HP |
| Configuration | Inline-4 |
| Displacement | 2.1 L / 127 cid |
| Dry weight | ~363 lb |
| Alternator | 35 A |
| Gearcase | 4.2" std (2.07:1) · 4.9" Command Thrust opt |
| Fuel | EFI · 87 octane |
Specifications are Mercury published figures for this engine platform; exact weight, gearcase and rigging vary by shaft length and configuration — confirm on your quote.
Parts & diagrams for this engine
Genuine parts
Parts that fit your 115 HP Pro XS →
Jump to the parts store, pre-filtered to your engine — kits, water pumps, anodes, filters and more, factory-direct.
Exploded diagrams
Look up the 115 HP Pro XS diagram ↗
Find the exact component on Mercury’s official exploded parts diagrams by serial number or model, then order it here.