Recreational Marine

Mack Boring & Parts Co. is one of the most versatile diesel engine
authorized distributors in the nation.


Product Number 4JH57
Rating PD
Kilowatts (KW): 42
Horsepower (HP): 57
RPM: 3000
Weight (kg): 220
Weight (lb): 485

YANMAR engines are well known as some of the longest lasting and most reliable on the market. Thanks to the use of common rail technology, our new line of Tier 3 compliant engines now offer even better performance with higher torque, less noise, little to no smoke and increased fuel economy. Our engines are simply the best power package available for new vessels and re-power applications.