Recreational Marine
Yanmar is the first name in 9-900 HP Recreational Marine diesel power. Mack Boring & Parts Company has been a leading
North American supplier of Yanmar marine diesel engines for over 30 years. Find out what it means to experience the power of the market's preferred
diesel, supported by one of the most established and reliable diesel supply partners - anywhere.
FREE REPOWER PERFORMANCE REPORTS
Browse our full lineup of Yanmar Marine Diesel Engines
New Product Announcement: Yanmar 6CX530 Engine
 Yanmar 6CX530 Engine |
The powerful, new 6CX530 is the latest addition to Yanmar Marine’s range of highperformance electronic diesel engines. Producing a generous 530 hp at 2900 rpm, the in-line 6-cylinder offers unmatched fuel efficiency and power-to-weight ratio.
Other features of the 6CX530:
- Lightweight at 1,845 lbs.
- Compact at only 36.75" H x 59.6" L x 34.8" W
- Excellent fuel economy
- Environmental friendly; EPA Tier 2 certified, ready for Tier 3 guidelines
- High allowable cruise of 2800 rpm – just 100 rpm below top rated rpm
- Common rail injection system
- Freshwater cooled
- Easy to service
- Hard cast aluminum engine shroud
- Standard 120-amp, 12-V alternator
Images:

Further Information on the 6CX-530
Product Spotlight: Yanmar BY Series Engines
 Yanmar BY Series |
The latest "powerful gem" from Yanmar, the BY series engine is perfect for your repower or new boat construction. A compact design featuring common rail injection and the best fuel economy in its class, the BY is the clear choice for your next marine propulsion project. The BY is 35% lighter than its competitors, available in both inboard and sterndrive packages and is backed by the best dealer support network in the industry.
See Technical Specifications:
4BY (4-Cylinder)
6BY (6-Cylinder)
Just some of the reasons to choose the BY:
- Powerful and Efficient
- Low Vibration and Low Noise
- Easy and Low Maintenance
- Light and Durable
- Clean and Safe Engine Room
- Compact Engine Dimensions
- NMEA 2000 CAN-bus Technology
- Lower Fuel Consumption
- Meets Emission Regulations
- Worldwide Support Network