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Marine Manifolds

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Boat Bits supplies high quality marine manifolds including Stainless Marine Manifolds and Cast Marine Manifolds.  Choose from a wide range of marine manifolds available in a single click.

Items 1-36 of 152

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  1. -7%
    mercruiser 3 ltr 18-1956-1 18-1956-2 18-1956-3 18-1966
    Special Price A$1,155.00 Regular Price A$1,230.00
    Rating:
    0%

    mercruiser 3 ltr 18-1956-1 18-1956-2 18-1956-3 18-1966

  2. Inlet Manifold Cast Good USED early GM small block
    A$585.00
    Rating:
    0%

    Inlet Manifold Cast Good USED early GM small block

  3. -98%
    Dash and harness
    Special Price A$20.00 Regular Price A$1,000.00
    Rating:
    0%

    Mercruiser 470 good used parts

  4. Marine manifolds Mercruiser suit late Model 3.0L 181CID 18-1966
    Special Price A$1,050.00 Regular Price A$1,129.00
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    0%

    Marine manifolds Mercruiser suit late Model 3.0L 181CID 18-1966

  5. Marine manifolds Mercruiser V6 Dry Joint Replacement Manifold suit 4.3L (262 CID) V6 Port and Starboard MC-1-864612
    Special Price A$850.00 Regular Price A$938.52
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    0%

    Marine manifolds Mercruiser V6 Dry Joint Replacement Manifold suit 4.3L (262 CID) V6 Port and Starboard MC-1-864612

  6. -14%
    Inlet Manifold 8 bolt Vortec 18-7628 small blockGM
    Special Price A$1,450.00 Regular Price A$1,673.14
    Rating:
    0%

    Inlet Manifold 8 bolt Vortec 18-7628 small blockGM

  7. -36%
    Mercruiser Riser S/Steel genuine 865332a01 2 items
    Special Price A$800.00 Regular Price A$1,232.00
    Rating:
    0%

    Mercruiser Riser S/Steel genuine 865332a01 2 items

  8. -19%
    Inlet Manifold 8 bolt small blockGM
    Special Price A$775.00 Regular Price A$955.80
    Rating:
    0%

    Inlet Manifold 8 bolt small blockGM

  9. -24%
    Marine manifolds Dry joint exhaust Mercruiser replacement
    Special Price A$750.00 Regular Price A$985.00
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    0%

    Marine manifolds Dry joint exhaust Mercruiser replacement

  10. -7%
    333297
    Special Price A$175.00 Regular Price A$188.00
    Rating:
    0%

    Marine exhaust outlets Stainless Steel

  11. Sierra Boat marine Riser suit most Mercruiser V6 & V8 applications replaces 44354a3 18-1976-2
    Special Price A$430.00 Regular Price A$460.00
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    0%

    Sierra Boat marine Riser suit most Mercruiser V6 & V8 applications replaces 44354a3 18-1976-2

  12. Riser suit late model Mercruiser 4Cyl Engines18-1975-1
    Special Price A$440.00 Regular Price A$529.20
    Rating:
    0%

    Riser suit late model Mercruiser 4Cyl Engines18-1975-1

  13. Marine manifolds Mercruiser Manifold suit most GM V8 big block with center riser 18-1957-1
    Special Price A$775.00 Regular Price A$889.00
    Rating:
    0%

    Marine manifolds Mercruiser Manifold suit most GM V8 big block with center riser 18-1957-1

  14. Marine manifolds 3.0L 181CID (for Rochester 5 bolt Pattern) 18-1956-1
    Special Price A$1,150.00 Regular Price A$1,564.92
    Rating:
    0%

    Marine manifolds 3.0L 181CID (for Rochester 5 bolt Pattern) 18-1956-1

  15. -8%
    Marine manifolds18-1954-1 Manifold suit most early Model 2.5L 153CID & 3.0L 181CID (for Rochester 5 bolt Pattern) 18-1954-1
    Special Price A$1,593.00 Regular Price A$1,729.00
    Rating:
    0%

    Marine manifolds18-1954-1 Manifold suit most early Model 2.5L 153CID & 3.0L 181CID (for Rochester 5 bolt Pattern) 18-1954-1

  16. -12%
    Marine manifolds suit most late Model 3.0L 181CID (for Rochester 5 bolt Pattern) 18-1955-1
    Special Price A$1,250.00 Regular Price A$1,409.00
    Rating:
    0%

    Marine manifolds suit most late Model 3.0L 181CID (for Rochester 5 bolt Pattern) 18-1955-1

  17. -12%
    SUPER SPECIAL
    Special Price A$675.00 Regular Price A$759.00
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    0%

    Marine manifolds Mercruiser style Sierra small block center riser replaces 87114A19 and 860246A10

  18. Mercruiser Risers or manifolds suit 4.3L (262 CID) V6 Wet or Dry joint 18--1952-1 18-1842 dry
    Special Price A$595.00 Regular Price A$659.00
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    0%

    Mercruiser Risers or manifolds suit 4.3L (262 CID) V6 Wet or Dry joint 18--1952-1 18-1842 dry

  19. Marine manifolds suit Mercruiser small blocks with end riser 18-1951-1 18-1950-1
    Special Price A$1,050.00 Regular Price A$1,295.89
    Rating:
    0%

    Marine manifolds suit Mercruiser small blocks with end riser 18-1951-1 18-1950-1

  20. Marine manifolds Center Riser Manifold suit GM283, 305, 307 and 350 CID 18-1997-1
    Special Price A$599.00 Regular Price A$639.00
    Rating:
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    Marine manifolds Center Riser Manifold suit GM283, 305, 307 and 350 CID 18-1997-1

  21. -21%
    Marine manifolds Center Riser Manifold suit Ford 302 and 351 18-1998-1
    Special Price A$435.00 Regular Price A$545.40
    Rating:
    0%

    Marine manifolds Center Riser Manifold suit Ford 302 and 351 18-1998-1

  22. Chrysler 318 360 manifold End plate 18-1941
    A$151.20
    Rating:
    0%

    Chrysler 318 360 manifold End plate 18-1941

  23. -49%
    SIERRA 18-4224 MERCRUISER 22-806926A1 DRAIN ELBOW
    Special Price A$18.00 Regular Price A$35.10
    Rating:
    0%

    SIERRA 18-4224 MERCRUISER 22-806926A1 DRAIN ELBOW

  24. Y fittings plumbing composite
    A$19.00
    Rating:
    0%

    Y fittings plumbing composite

  25. -21%
    Marine manifolds Risers kit small block V8 to suit Mercruiser Generic
    Special Price A$1,725.00 Regular Price A$2,165.40
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    0%

    Marine manifolds Risers kit small block V8 to suit Mercruiser Generic

  26. Marine manifolds DRY Joint Manifolds Risers kit small block V8 to suit Mercruiser generic
    Special Price A$2,350.00 Regular Price A$3,034.80
    Rating:
    0%

    Marine manifolds DRY Joint Manifolds Risers kit small block V8 to suit Mercruiser generic

  27. Dry Joint Elbow 6.5" Riser mercruiser MC-20-864309
    Special Price A$675.00 Regular Price A$798.12
    Rating:
    0%

    Dry Joint Elbow 6.5" Riser mercruiser MC-20-864309

  28. -23%
    Turbo V clamps 75mm 89505K S/Steel
    Special Price A$45.00 Regular Price A$58.30
    Rating:
    0%

    Turbo V clamps 75mm 89505K S/Steel

  29. IN BOX QUANTITY
    A$275.00
    Rating:
    0%

    Stainless steel Hose Clamps 16mm to 178mm BOX LOTS

  30. Marine manifolds Volvo OMC Sierra V6 center riser type manifold 18-1848 port and starboard
    Special Price A$585.00 Regular Price A$619.00
    Rating:
    0%

    Marine manifolds Volvo OMC Sierra V6 center riser type manifold 18-1848 port and starboard

  31. -36%
    Mercruiser exhaust flap 807166A1 or Generic 807166A1 each pricing
    Special Price A$82.15 Regular Price A$128.00
    Rating:
    0%

    Mercruiser exhaust flap 807166A1 or Generic 807166A1 each pricing

  32. -27%
    Mercruiser exhaust flap 18-2727 replaces 60930 9-42800
    Special Price A$59.50 Regular Price A$81.00
    Rating:
    0%

    Mercruiser exhaust flap 18-2727 replaces 60930 9-42800

  33. Mercruiser exhaust flap 18-2733 replaces 99370A2 9-42801
    A$61.24
    Rating:
    0%

    Mercruiser exhaust flap 18-2733 replaces 99370A2 9-42801

  34. Mercruiser exhaust flap 18-2732 replaces 807166A3 9-42802
    A$115.56
    Rating:
    0%

    Mercruiser exhaust flap 18-2732 replaces 807166A3 9-42802

  35. -13%
    Dry Joint Elbow 8" Riser BARR replace mercruiser 864591T02 MC-20-864591
    Special Price A$680.00 Regular Price A$775.00
    Rating:
    0%

    Dry Joint Elbow 8" Riser BARR replace mercruiser 864591T02 MC-20-864591

  36. Exhaust Guards-RWB218A
    A$21.02
    Rating:
    0%

    Exhaust Guards-RWB218A

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