Mercury 25-26802 OMC 303347 Volvo 925055 Rubber .445” X .90” Shock Cylinder Lower Bearing O-Ring Sierra 18-7180 18-7180-9

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  • Regular price $7.95
  • 5 available


  • Mercury OMC Johnson Evinrude Volvo Rubber .445” X .90” Shock Cylinder Lower Bearing O-Ring 
  • Inside Diameter: 0.445″ (11.3mm)
  • Width: 0.090″ (2.4mm)
  • Material: Rubber
  • Manufacturer: Sierra 
  • Model Number: O-Ring
  • Part Number: 18-7180
  • Also Known As: 
    • Sierra 18-7180-9
    • GLM 45030
    • Mallory 9-76556
    • OMC Johnson/Evinrude 303347
    • Mercury Mercruiser 12-31060, 25-8M2000926, 25-26802
    • Volvo Penta 3551570, 925055, 926032
  • For use with: 

5.7L MPI SKI - 5.7L MPI SKI

SCORPION 350 EC / 377 HO EC - SCORPION 377 HO EC

8.1L INBOARD - 8.1L INBOARD (Base)

600 SCI - 600 SCi

MERC 4.5 - 45, 4.5 (1 CYL.)

5.0L, 350, 377 MAG MPI STERNDRIVE EC - 350 MAG MPI ALPHA/BRAVO EC

8.2L MAG / 8.2L MAG HO - 8.2L Mag (H.O. Model)

4.3L MPI ALPHA/BRAVO - 4.3L MPI ALPHA/BRAVO

MERC 200 - 200

700 SCI - 700 SCi

565 EFI - 565 EFI

496 MAG STERNDRIVE - 496 MAG (Base Model)

4.3L MPI ALPHA/BRAVO EC - 4.3L MPI ALPHA/BRAVO EC

8.2 HO EC - 8.2L INBOARD (BASE) EC

496 MAG STERNDRIVE - 496 MAG (H.O. Model)

39/40 HP - 39 (1 CYL.)

8.1L INBOARD - 8.1L INBOARD (H.O.)

662/700 SCI - 700 SCi

4.3L ALPHA 4V - 4.3L (GEN +) (4BBL) Reman

5.0, 350, 377 MAG MPI STERNDRIVE EC - 350 MAG MPI HORIZON ALPHA/BRAVO EC

350 (4BBL) CRATE ENGINES - 350 (4BBL) Crate Inboard

SCORPION 350/377 - SCORPION 377

BLACK SCORPION - BLACK SCORPION MX 6.2L MPI

5.0L, 350, 377 MAG MPI STERNDRIVE EC - 5.0L MPI ALPHA/BRAVO EC

357 MAG BRAVO 4V/357 ALPHA 4V/383 MAG BRAVO 4V - 383 Mag Bravo 4V

7.5 /9.8 HP - 7.5

7.5 /9.8 HP - 9.8

540 HP - 540

350 MAG MX 6.2L MPI SKI - 350 MAG MPI SKI

BLACK SCORPION - BLACK SCORPION 350 MAG MPI

8.2L MAG / 8.2L MAG HO - 8.2L Mag (Base Model)

525 EFI - 525 EFI

8.2 HORIZON / 8.2 HO EC - 8.2L INBOARD (H.O.) EC

383 MAG STROKER BRAVO-REMAN - 383 MAG STROKER BRAVO

8.2 MAG HO EC - 8.2L Mag EC (H.O. Model)

SCORPION 350 EC / 377 HO EC - SCORPION 350 EC

SCORPION 350/377 - SCORPION 350

4/4.5 HP - 4.5 (1 CYL.)

5.7L MPI TOWSPORT WITH GEN III - 5.7L MPI TOWSPORT WITH GEN III

8.2 MAG HO EC - 8.2L Mag EC (Base Model)

RACE 1650 QC4V - 1650 QC4V

357 MAG BRAVO 4V/357 ALPHA 4V/383 MAG BRAVO 4V - 357 Alpha 4V

383 MAG STROKER INBOARD - REMAN - 383 MAG STROKER INBOARD

4/4.5 HP - 4 (1 CYL. PRODUCT OF USA)

385 PERFORMANCE TUNED - 385 Performance Tuned

350 MPI ALPHA REMAN - 350 MPI ALPHA

8.2 MAG / 8.2 MAG HO EC - 8.2L Mag EC (H.O. Model)

MERC 20 - 200, 20

8.2 MAG / 8.2 MAG HO EC - 8.2L Mag EC (Base Model)

662/700 SCI - 662 SCi

5.0, 350, 377 MAG MPI STERNDRIVE EC - 5.0L MPI ALPHA/BRAVO EC

8.1L INBOARD EC - 8.1L INBOARD (H.O.) EC

496 H.O. PLUS SERIES - 496 H.O. BRAVO

RACE 1350 QC4V - 1350 QC4V

5.0L, 350, 377 MAG MPI STERNDRIVE EC - 350 MAG MPI HORIZON ALPHA/BRAVO EC

5.0L, 350, 377 MAG MPI STERNDRIVE EC - 377 MAG MPI BRAVO EC

39/40 HP - 40 (1 CYL.)

8.2 HO EC - 8.2L INBOARD (H.O.) EC

8.1L TOWSPORT MPI - 8.1L TOWSPORT (Base)

MERC 100/150/200/250 - 100, 150, 200, 250

520 HP - 520

8.1L PLUS SERIES - 8.1L INBOARD (V-Drive)

350 MAG MX 6.2L MPI INBOARD - 350 MAG MPI HORIZON MIE

5.7L MPI SKI EC - 5.7L SKI EC

8.1L PLUS SERIES - 8.1L INBOARD (Inline)

8.2 HORIZON / 8.2 HO EC - 8.2L INBOARD (Base) EC

MERC 60 - 60

350 (4 BBL) GEN+ CRATE ENGINE/350 ALPHA (4 BBL) CRATE ENGINE - 350 (4 BBL) Gen+ Crate Engine

357 MAG BRAVO 4V/357 ALPHA 4V/383 MAG BRAVO 4V - 357 Mag Bravo 4V

MERC 40 - 40 (1 CYL.)

60 HP - 60

496 MAG STERNDRIVE EC - 496 MAG EC (H.O. Model)

MARK 10, 10A, 15A, 28, 28A - MARK 10, 10A, 15A, 28, 28A, 28AD

383 MAG 4V MIE REMAN - 383 Mag Inboard 4V

350 MAG MX 6.2L MPI INBOARD - MX 6.2L MPI HORIZON MIE

5.0, 350, 377 MAG MPI STERNDRIVE EC - 377 MAG MPI BRAVO EC

MERC 75 - 75

8.1L INBOARD EC - 8.1L INBOARD (Base) EC

496 MAG STERNDRIVE EC - 496 MAG EC (Base Model)

357 STROKER SCORPION - 357 STROKER SCORPION

4.5L MPI ALPHA/BRAVO - 4.5L MPI 250 Alpha/Bravo EC

MERC 110 - 110

RACE 1100 QC4V - 1100 QC4V

662 SCI - 662 SCi