Mercruiser Exhaust Manifold Risers

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Part # 18-1907 ValueShip™ Eligible
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Replaces OEM part #
  • BARR 20-0102
  • INDMAR 53-2018
  • INDMAR 53-2009
For: Barr, Indmar Ford Small Block V8 302-351cu. in
Use with:
    Manifold: 18-1997-1, 18-1998-1
    Riser Gasket: 18-2854 open or 18-0476 blocked
    Mounting Kit: 18-4364 open or 18-8535 blocked

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Part # 18-1939 ValueShip™ Eligible
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Replaces OEM part #
  • BARR 20-0100
  • MARINE POWER 0992-593 Barr
For: Barr, Indmar and Marine Power Ford Small Block V8 302-351cu. in. GM Small Block V8 305-350cu. in., GM Big Block V8 454cu in

Use with:
  • Manifold: 18-1997-1, 18-1998-1 or 18-1898
  • Riser Gasket: 18-2854 open or 18-0476 blocked
  • Mounting kit: 18-4364 blocked or 18-8535 open

Your Price: $147.23
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Part # 18-1975-1 ValueShip™ Eligible
Replaces OEM part #
  • MERCURY MARINE 12076A2
For: late Model Mercruiser 4 cyl. Engines
Use with:
    Manifold: 18-1955-1, 18-1954-1, 18-1956-1, 18-1901
    Riser Gasket: 18-2833
    Mounting Kit: 18-8551
    Bellow: 18-2748
 
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Part # 9-40560
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Part # T-20907 ValueShip™ Eligible
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Barr and Indmar Riser, 3" Outlet, 30° down angle.


Replaces OEM #:

  • Barr 20-0102
  • Indmar 53-2009 and 53-2018

Engine Type:
Ford Small Block V8 302-351 cu.inGM Small Block V8 305-350 cu.in.


Engine Model:
Universal fit

Your Price: $118.45
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Part # T-20939 ValueShip™ Eligible

Barr and Marine Power Riser, 4" Outlet, 10° down angle.


Replaces:

  • Barr # 20-0100
  • Marine Power # 0992-593

Engine Type:
Ford Small Block V8 302-351 cu.inGM Small Block V8 305-350 cu.in.GM Big Block V8 454 cu.in.


Engine Model:
Universal fit

Your Price: $93.37 (Out of stock)
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Part # T-20976 ValueShip™ Eligible
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Riser, 4" exhaust outlet, 7° down angle. For late model inboard/outboard and inboards.

Replaces OEM #:

  • Mercruiser 44354
  • Mercruiser 807914
  • Mercruiser 807988

Fits Engine Type:

GM V6 229 and 262 cu.in.GM Small Bolck V8 305-350 cu.in.GM Big Block V8 454 cu.in.

Engine Model

185 and 205200, 228, 230, 260 and 898330, 340 and 7.4L

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Sierra
Full StarFull StarFull StarFull StarFull Star Based On 2 Reviews | Write Review
Full StarFull StarFull StarFull StarFull StarGood all around
by Travis from Ithaca, New York on June 05, 2016
Just what I ordered....
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Full StarFull StarFull StarFull StarFull StarExhaust Manifold Elbow Riser - Sierra
by William from Poquoson, Virginia on May 11, 2012
Perfect fit and with everything I needed included, it installed in minutes.
(1 of 1 people found this review helpful)
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Q:
PART T-20939 iS THE BOTTOM BLOCKED OR OPEN CAN IT BE USED ON A BLOCKED BOTTOM CAN i GET A PIC OF BOTTOM?
A:
It is open. We don't have a picture, but we can send you one by contacting us at the number at the top of the page.
Q:
What is the diameter 3 or 3 1/2?
A:
The diameter is 3-1/2 inches.
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