Yamaha 50hp Precision Blend vs Chrysler 45hp (2-Stroke)
50hp Precision Blend
45hp (2-Stroke)
| Spec | Yamaha 50hp Precision Blend | Chrysler 45hp (2-Stroke) |
|---|---|---|
| Power & Performance | ||
| Horsepower | 50 HP | 45 HP |
| Displacement | 698 cc ← | 691 cc |
| Configuration | 3 Cyl / Inline-3 | 2 Cyl / Inline |
| Weights & Dimensions | ||
| Dry Weight | 88 kg (194 lbs) | 69 kg (152 lbs) ← |
| Mechanical & Electrical | ||
| Gear Ratio | 1.85 | 2.0 |
| Alternator | 120 W ← | 113 W |
| Fuel Delivery | Carbureted (Oil Injected) | Carbureted |
| Maintenance | ||
| Spark Plug | NGK BR8HS-10 | Champion L4J |
| Engine Oil | Yamalube 2M | TC-W3 2-Stroke |
Technical Comparison Analysis
Power & Displacement
Comparing the Yamaha 50hp Precision Blend and Chrysler 45hp (2-Stroke) shows a displacement difference of 7cc. The Yamaha features a larger 698cc block, which typically provides superior low-end torque and better hole-shot performance when pushing heavy loads or reaching planning speeds.
Weight & Rigging
In terms of transom weight, the Chrysler is the lighter option at 69kg, offering a weight saving of 19kg over its competitor. This weight reduction is critical for smaller hulls or boats with limited transom capacity where every kilogram affects the center of gravity and drainage efficiency.
Electrical & Features
For boats equipped with modern electronics, sonar, and shallow-water anchors, the Yamaha offers the best charging performance with a 120W alternator. Choosing the right power-to-weight profile between these two 2-stroke engines depends heavily on your specific boat's displacement and daily power requirements.