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# 500 EFI (470-hp)

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## Brief Summary

Mercury Racing sterndrives continue to lead the marine industry with precision craftsmanship combined with state-of-the-art technology, durability and reliability. The 500 EFI is the introduction to the big block racing machines for MerCruiser. It's used in APBA offshore racing as well as consumer boats.

## Key Features

- Precision CNC machined 502 C.I.D. cast iron cylinder block.
- Forged 4340 steel, fully machined and shot-peened Mercury Racing connecting rods.
- MEFI 3 ignition system precisely controls both idle speed and detonation.
- Multiport fuel injection system incorporates a high-flow throttle body and tuned intake manifold developed exclusively by Mercury Racing.
- The oil thermostat and a Positive Crankcase Ventilation (PCV) valve work together to reduce the buildup of condensation in the oil. The PCV valve also
- A hydraulic roller camshaft, which improves low-end torque, offers higher level of performance and aids fuel economy.
- Standard with 1.36:1 or 1.50:1 gear ratio Bravo One XZ drive in either right-hand or left-hand rotation.
- Bravo One XR, Bravo One XR Sport Master, Bravo One Short Sport Master and Dry-Sump Six drive options available.
- Dual-water pickup and low-water pickup gearcase housings for Bravo One XZ and Bravo One XR drives.

## Specifications

 | Type of Engine |  |
|---|---|
| Number of Cylinders | 8 |
| Horse Power | 470 |
| Configuration | V-8 |
| Weight | 1113.00lbs |
| Fuel Type | Gasoline |
| Fuel Delivery |  |
| Shaft Length Options |  |
| Shift Throttle Control |  |
| Displacement | 502.00cu in |
| Steering Control |  |
| Recommended Fuel |  |
| Alternator Output | 60 amp |
| CARB Rating |  |
| Engine Monitoring System |  |

##  Captain's Report