MerCruiser Michigan Wheel 031026 Propeller Prop 13.75"x21P Outboard 48-78122A4

Propeller Details

• Major Condition Notes:
  • Dings and Dents Missing Some paint
  • Please inspect pictures for condition
• Manufacturer:
  • Michigan Wheel
• Manufacturer Part Number:
  • Michigan Wheel 031026 31026
• Equivalent / Related Part Number
  • 48-78122A4 MerCruiser / Mercury / Quicksilver
• Specifics:
  • 13.75" x 21P 
  • 13 3/4" X21P
  • Aluminum Propeller
• Splines:
  • 15
• Please make sure to use correct thrust washers with this or any propeller. Also, some trim tab / zincs/ don't always work with each propeller, and may need to be swapped for a different kind.
• General Applications (the stuff listed below and possibly others...If unsure, please ask):
  • MerCruiser, Alpha One, Bravo One (w/ 4-3/4" Gearcase):
  • If you have an Alpha One (Gen I or II), Pre-Alpha One , or Bravo One (under 365hp) This propeller is compatible with your outdrive. Make sure you are using the correct thrust washer for this propeller
    • MerCruiser Pre-Alpha & Drive Models (1967-1982)
      • MODELS 1A, 1B, 1C--Thru 1982 
      • MODELS 120, 140, 145 DTS--Thru 1982 
      • MODELS 165, 228, 470, 485, 888, 898--Thru 1982 
      • MODELS 225S, 233, 255TRS--Thru 1982 
      • MODELS 260, 280TRS, 330TRS--Thru 1982 
    • MerCruiser Pre-Alpha One "R" Drives
      • 120-190 HP Mercruiser®--1983-1985 
      • 200-260 HP Mercruiser®--1983-1985
    • Alpha One™ MR & Gen I & Gen II
      • 2.5L 120hp 4cyl / 3.0L 140hp /3.7L 470, 170hp, 485, 488/ 4.1L 165hp 6cyl / 4.3L V6 / 5.0L 305 / 5.7L 350 Alpha One™ -- All Years
      • 6.2L MPI Alpha One™ All Years
      • 262, 350, 454 7.4L Magnum--All Years 
      • 320 EFI Alpha One™--All Years
    • Bravo One™ (Bravo One™ & Bravo One™ X Drives only.)
      • 320 EFI, 350, 377--All Years
      • 5.0L - 7.4L Bravo One™--All Years
      • D2.8L - D7.3L (Diesel)--All Years
  • Mercury, Mariner, Sea Ray (135-300 Horsepower with V6 4-3/4" Gearcase)
    • 135 HP--1987 & Newer 
    • 150 HP--1978 & Newer
    • 150 HP (Yamaha®)--1979-1983
    • 175 HP--1978 & Newer 
    • 175 HP (Yamaha®)--1978-1979 
    • 200 HP--1978 & Newer 
    • 220 HP--1987-1988
    • 225 HP--1980 & Newer
    • 225 HP (Sea Pro/Marathon)--All Years
    • 250 HP--1994 & Newer
    • 275 HP--1990-1994 
    • 300 HP--1983; 1999 & Newer
    • 3.4 Litre--1984-1986
  • Honda (115-250 Horsepower with 4-3/4" Gearcase)
    • BF 115--2011 & Newer 
    • BF 135--2004 & Newer 
    • BF 150--2004 & Newer 
    • BF 200--2002 & Newer 
    • BF 225--2002 & Newer
    • BF 250--2012 & Newer
  • Other Information
    • Please inspect pictures closely to get a good idea of condition. I try to take pictures of all the blades and any specific damage (if any) or other points of interest.
    • Great for a replacement or spare!
    • Purchase with confidence!