Piston Kit 774-9137A10 

Piston Kit (ø 2.875 +.015) replaces MerCruiser part # 774-9137A10, 774-9137A13

Crossflow Pistons for Inline 2, 3, 4 & 6-Cylinder 35-150 HP (1970-1990)
Mercury / Mariner / Force
These engines use ø 2.875” Low Dome Pistons

35 HP2-Cyl1984-1989   40 HP2-Cyl1972-1983
50 HP3-Cyl1984-1990   60 HP3-Cyl1984-1990
65 HP3 Cyl1973-1976   70 HP3-Cyl1977-1983
75 HPL4-Cyl1984-1986   80 HPL4-Cyl1978-1983
85 HPL4-Cyl1973-1977   90 HPL6-Cyl1978-1986
115 HPL6-Cyl1984-1988   135 HPL6-Cyl1970-1971
140 HPL6-Cyl1978-1980   150 HPL6-Cyl1973-1978

MSRP: $54.43
Your Price: $48.99
You Save: 10% off MSRP!

Additonal Info On This Product:
Fits:
Mercury/Mariner/Force 35 (2-Cyl.), Made in USA, Serial Range: 6445653 & Up
Mercury/Mariner/Force 35 (2-Cyl.), Made in BEL, Serial Range: 9384476 & Up
Mercury/Mariner/Force 35 (2-Cyl.), Made in CAN, Serial Range: 7209608 & Up
Mercury/Mariner/Force 40 (40, 402) (2-Cyl.), Made in USA, Serial Range: 3336258-55556229
Mercury/Mariner/Force 40 (40, 402) (2-Cyl.), Made in AUS, Serial Range: 8002335-8064749
Mercury/Mariner/Force 40 (40, 402) (2-Cyl.), Made in BEL, Serial Range: 3339688-9251455
Mercury/Mariner/Force 40 (40, 402) (2-Cyl.), Made in CAN, Serial Range: 3340783-7144762
Mercury/Mariner/Force 40 (2-Cyl.), Made in USA, Serial Range: 5556230-0G053313
Mercury/Mariner/Force 40 (2-Cyl.), Made in AUS, Serial Range: 8064750 & Up
Mercury/Mariner/Force 40 (2-Cyl.), Made in BEL, Serial Range: 9251456 & Up
Mercury/Mariner/Force 40 (2-Cyl.), Made in CAN, Serial Range: 7144763 & Up
Mercury/Mariner/Force 50 (3-Cyl.), Made in USA, Serial Range: 6428681-0D000749
Mercury/Mariner/Force 50 (3-Cyl.), Made in BEL, Serial Range: 9385111-9683054
Mercury/Mariner/Force 50 (3-Cyl.), Made in CAN, Serial Range: 7208333 & Up
Mercury/Mariner/Force 60 (3-Cyl.), Made in USA, Serial Range: 6428681-0D000749
Mercury/Mariner/Force 60 (3-Cyl.), Made in BEL, Serial Range: 9385911-9683054
Mercury/Mariner/Force 60 (3-Cyl.), Made in CAN, Serial Range: 720833 & Up
Mercury/Mariner/Force 65 (650) (3-Cyl.), Made in USA, Serial Range: 3293184-4571651
Mercury/Mariner/Force 65 (650) (3-Cyl.), Made in AUS, Serial Range: 8006640-8042349
Mercury/Mariner/Force 65 (650) (3-Cyl.), Made in BEL, Serial Range: 9020074-9135824
Mercury/Mariner/Force 65 (650) (3-Cyl.), Made in CAN, Serial Range: 7013633-7087822
Mercury/Mariner/Force 70 (3-Cyl.), Made in USA, Serial Range: 4571652-6428680
Mercury/Mariner/Force 70 (3-Cyl.), Made in AUS, Serial Range: 8042350 & Up
Mercury/Mariner/Force 70 (3-Cyl.), Made in BEL, Serial Range: 9135825-9385910
Mercury/Mariner/Force 70 (3-Cyl.), Made in CAN, Serial Range: 7087823-7208332
Mercury/Mariner/Force 75 (4-Cyl.), Made in USA, Serial Range: 6432901 & Up
Mercury/Mariner/Force 75 (4-Cyl.), Made in BEL, Serial Range: 9393856 & Up
Mercury/Mariner/Force 75 (4-Cyl.), Made in CAN, Serial Range: 7208573 & Up
Mercury/Mariner/Force 80 (80, 800) (4-Cyl.), Made in USA, Serial Range: 4831999-6432900
Mercury/Mariner/Force 80 (80, 800) (4-Cyl.), Made in AUS, Serial Range: 8050200 & Up
Mercury/Mariner/Force 80 (80, 800) (4-Cyl.), Made in BEL, Serial Range: 9177626-9393855
Mercury/Mariner/Force 80 (80, 800) (4-Cyl.), Made in CAN, Serial Range: 7110998-7208572
Mercury/Mariner/Force 85 (850) (4-Cyl.), Made in USA, Serial Range: 3493913-4831998
Mercury/Mariner/Force 85 (850) (4-Cyl.), Made in AUS, Serial Range: 8005440-8050199
Mercury/Mariner/Force 85 (850) (4-Cyl.), Made in BEL, Serial Range: 9011604-9177625
Mercury/Mariner/Force 85 (850) (4-Cyl.), Made in CAN, Serial Range: 7010108-7110997
Mercury/Mariner/Force 90 (90, 900) (6-Cyl.), Made in USA, Serial Range: 4845301 & Up
Mercury/Mariner/Force 90 (90, 900) (6-Cyl.), Made in AUS, Serial Range: 8071020 & Up
Mercury/Mariner/Force 90 (90, 900) (6-Cyl.), Made in CAN, Serial Range: 7111698 & Up
Mercury/Mariner/Force 115 (1150) (6-Cyl.), Made in ALL, Serial Range: 2839019-3524440
Mercury/Mariner/Force 115 (115, 1150) (6-Cyl.), Made in USA, Serial Range: 3525441-5829463
Mercury/Mariner/Force 115 (115, 1150) (6-Cyl.), Made in AUS, Serial Range: 8008665-8071134
Mercury/Mariner/Force 115 (115, 1150) (6-Cyl.), Made in CAN, Serial Range: 7010763-7171252
Mercury/Mariner/Force 115 (6-Cyl.), Made in USA, Serial Range: 5829464 & Up
Mercury/Mariner/Force 115 (6-Cyl.), Made in AUS, Serial Range: 8071135 & Up
Mercury/Mariner/Force 115 (6-Cyl.), Made in CAN, Serial Range: 7171253 & Up
Mercury/Mariner/Force 125 (1250) (6-Cyl.), Made in ALL, Serial Range: 2641955-3253111
Mercury/Mariner/Force 135 (1350) (6-Cyl.), Made in ALL, Serial Range: 2839369-3293233
Mercury/Mariner/Force 140 (1400) (6-Cyl.), Made in ALL, Serial Range: 3293234-350805
Mercury/Mariner/Force 140 (140, 1400) (6-Cyl.), Made in USA, Serial Range: 4865678 & Up
Mercury/Mariner/Force 140 (140, 1400) (6-Cyl.), Made in AUS, Serial Range: 8052650 & Up
Mercury/Mariner/Force 140 (14000 (6-Cyl.), Made in CAN, Serial Range: 7112773 & Up
Mercury/Mariner/Force 150 (1500) (6-Cyl.), Made in USA, Serial Range: 3502806-5327662
Mercury/Mariner/Force 150 (1500) (6-Cyl.), Made in AUS, Serial Range: 8005615-8052649
Mercury/Mariner/Force 150 (1500) (6-Cyl.), Made in CAN, Serial Range: 7010533-7112772
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