Yamaha 1996 175 HP Outboard Specs & Maintenance
The 1996 175 HP V6 2-stroke outboard motor remains a legendary powerhouse for boating enthusiasts seeking raw muscle on the water. Built around a robust 90-degree V6 block displacing 158 cubic inches (2596 cc), this engine delivers exceptional hole-shot performance and long-term reliability. Whether you are restoring a classic hull or keeping a trusted vessel running strong, our database provides the exact factory specs DIY mechanics need.
Complete Technical Specifications
| Specification | Details |
|---|---|
| Model / Horsepower | 175 |
| Year Range | 1996 |
| Engine Type | 90 LV 2-st |
| Cylinders | 6 |
| Displacement | 158 cu-in (2596 cc) |
| Bore x Stroke | 3.54 x 2.68 in (90 x 68 mm) |
| Compression Ratio | |
| Full Throttle RPM | 4500-5500 |
| Idle Speed (Neutral) RPM | 675-725 |
| Idle Speed (Trolling) RPM | 550-600 |
| Spark Plug (NGK) | BR8HS-10 |
| Spark Plug (Champion) | QL78C |
| Spark Plug Gap | 0.035-0.039 in (0.9-1.0 mm) |
| Ignition System | |
| Ignition Timing (Idle) | 6-8 ATDC |
| Ignition Timing (Carb Pickup) | 6-8 ATDC |
| Ignition Timing (Full Advance) | 21-23 |
| Fuel System | Carb |
| Starting System | Electric |
| Oil Injection System | PB or 50:1 PM |
| Injection Oil Ratio | PB or 50:1 PM |
| Gear Oil Capacity (mL/cc) | 980 |
| Gear Oil Capacity (Oz) | 33.1 |
| Approximate Weight | 392-430 lbs (178-195 kg) |
| Battery CCA / Reserve | 380 (70) |
| Battery Reserve | 124 minutes |
| Tach Pole Setting | 12 |
| Test Propeller Part Number | YB-1626 |
| Test Propeller New Engine RPM | 4900-5100 |
Maintenance Summary
Keeping this 2596 cc V6 firing cleanly requires proper ignition maintenance. Always inspect and gap your NGK BR8HS-10 spark plugs to 0.035–0.039 inches (0.9–1.0 mm). Regular fuel-system checks, fresh gear lube, and proper oil mixing will keep your 175 HP outboard performing reliably all season.
Disclaimer & Information Notice: Specifications, fuel ratios, and maintenance guidelines listed on VintageMotorSpecs.com are compiled for historical reference and educational purposes only. Always verify data against an official OEM service manual prior to ordering parts or executing repairs. VintageMotorSpecs.com assumes no liability for repair errors, equipment damage, or personal injury resulting from the use of this data.
Spot an error or discrepancy in these specs? Please contact us with your engine details so we can update our database.
Non-Affiliation Notice: VintageMotorSpecs.com is an independent historical reference database and is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Outboard Marine Corporation (OMC), Mercury Marine, Yamaha, Honda, or any of their subsidiaries or affiliates. All product names, trademarks, and registered trademarks are property of their respective owners.