Performance Curves

4BY3-180 power performance curve
4BY3-180 power performance curve
4BY3-180 torque performance curve
4BY3-180 torque performance curve
4BY3-180 fuel performance curve
4BY3-180 fuel performance curve

Technical Drawings

4BY3-150/180 with KMH40A
4BY3-150/180 with KMH40A
4BY3-150/180 with KMH40A
4BY3-150/180 with KMH40A
4BY3 150 180 ZT front
4BY3 150 180 ZT front
4BY3-150/180 with ZT370
4BY3-150/180 with ZT370

Packages

Standard Engine Package

  • Single pole, 150A Alternator
  • Exhaust mixing elbow [L-type]
  • Automatic glow-plug controller
  • Flexible mounts
  • Analogue throttle with redundancy function

Optional Accessories

  • High-riser mixing elbow [instead of L-elbow]
  • Exhaust-side 2nd dipstick
  • Electric gearshift
  • Trolling on gearbox [mechanical and electrical]
  • NMEA2000 digital display

Downloads

Specification Datasheet

4BY3 Series - PDF
4BY3-Z Series - PDF

Technical Drawings - Bobtail

4BY3 Series Bobtail - PDF
4BY3 Series Bobtail -DFX
4BY3-180 Bobtail - STP

Technical Drawings - Gear

4BY3 Series x KMH40A - PDF
4BY3 Series x KMH40A - DFX
4BY3 Series x KMH40A - STP
4BY3-180 x KMH41A - PDF
4BY3-180 x KMH41A - DFX

Technical Drawings - Sterndrive

4BY3 Series x BRAVO3 - PDF
4BY3 Series x BRAVO3 - DFX
4BY3-180Z x BRAVO3 - STP
4BY3 Series x ZT370 - PDF
4BY3 Series x ZT370 - DFX
4BY3-180Z x ZT370 - STP
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