Mercruiser Flame Arrestors

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Cylinder:

Cylinder

VENT TUBES

HEIGHT

ELEMENT

THROAT

Sierra Flame Arrestor

4 cyl. 1 (2)2.156 1.088 3.12 18-7228
4 cyl. (1)0 (2)2.28 1.55 3.1 18-7234
6 cyl. 1 (2)2.156 1.088 3.12 18-7228
6 cyl. (1)0 (2)2.28 1.55 3.1 18-7234
V-8 0 (2)2.25 1.47 5.05 18-7229
V-8 1 (2)2.25 1.47 5.05 18-7230
V-8 2 (2)2.25 1.47 5.05 18-7231
Hi-Performance 2 (2)2.969 2.19 5.05 18-7232
Notes:
  • (1) : 7" Outside diameter
  • (2) : Vent tubes accept 5/8 inch ID hose
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Cylinder:
Your Price: $91.62
Save: $34.32
(27% Off $125.94)
Part # 18-7228 ValueShip™ Eligible
SHIPS TOMORROW!* if ordered in 16 hrs 57 mins.
Replaces OEM part #
  • MERCURY MARINE 85784A1
  • MERCURY MARINE 805016A1
Details:
  • Element: 1.088
  • Height: 2.156
  • Throat: 3.120
  • Vent tube: 1
Your Price: $81.68
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Part # 18-7229 ValueShip™ Eligible
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Replaces OEM part #
  • MERCURY MARINE 85785T
  • OMC 986865
  • OMC 981566
  • VOLVO 3854026

For: 3.0L GS, GL, 4.3L GL, GS, GSI, 5.0L FL, FI, 5.7L GL, GI, 5.8L FL, FI, FSI
Your Price: $117.01
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Part # 18-7230 ValueShip™ Eligible
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Replaces OEM part #
  • CHRYSLER INBOARD 4142886
  • MERCURY MARINE 41639A-1
Ht. 2.250
Element 1.470
Throat 5.050
1 Vent Tube
4 barrels only
Your Price: $105.05
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Part # 18-7231 ValueShip™ Eligible
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V-8

Replaces OEM part #
  • CRUSADER 97595
  • CRUSADER 97214
  • MERCURY MARINE 85785A2
Your Price: $102.90
Save: $46.04
(30% Off $148.94)
Part # 18-7232 ValueShip™ Eligible
Hi-Performance

Replaces OEM part #
  • CRUSADER 33628
  • MERCURY MARINE 57882
Your Price: $88.55
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(24% Off $117.98)
Part # 18-7234 ValueShip™ Eligible
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Replaces OEM part #
  • MERCURY MARINE 805016A1
Additional Details:
  • Outside Diameter: 7" or 177.8mm
  • Element: 1.550
  • Height: 2.280
  • Throat: 3.100
  • Vent Tubes: 0
Mallory Flame Arrestor 9-31106
Your Price: $59.98
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Replaces Original Equipment Manufacturer(OEM):Mercruiser
Replaces Original Equipment Manufacturer # (OEM #):861259
Fits Application:Clamp on 75mm GM throttle body side or down draft, MCM/MIE 350 Mag MPI & Ski
Mallory Flame Arrestor 9-31110
Your Price: $123.99
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Replaces Original Equipment Manufacturer(OEM):Mercruiser
Fits Application:3" x 8" stainless steel (all 4bbl)
Mallory Flame Arrestor 9-31111
Your Price: $123.99
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Replaces Original Equipment Manufacturer(OEM):Mercruiser
Fits Application:4" x 8" stainless steel (all 4bbl)
Your Price: $69.11 (Out of stock)
Save: $15.79
(18% Off $84.90)
Part # 18-31104 ValueShip™ Eligible
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Replaces OEM Part #:
  • Indmar S525009
(Out Of Stock)
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Your Price: $71.21
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(47% Off $135.39)
Part # 18-31102 ValueShip™ Eligible
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Replaces OEM Part #:
  • Mercury 805298A1
Your Price: $124.10 (Out of stock)
Save: $28.30
(18% Off $152.40)
Part # 18-31103 ValueShip™ Eligible
Replaces OEM Part #:
  • Mercury 863416
  • Mercury 863416T
(Out Of Stock)
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Sierra
Average Customer Review for Sierra 18-7228 Flame Arrestor
Full StarFull StarFull StarFull StarEmpty Star Based On 1 Review | Write Review
Full StarFull StarFull StarFull StarEmpty StarGood Quality Flame Arrestor
by Glenn from Pikeville, Kentucky on February 23, 2015
It appears to be of good quality and I am well satisfied with it although I have yet to install it yet due to the weather being too cold to work on my boat.
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Q:
Is there some place I can find the dimensions of these units?
A:
Element is 2.190". Heigt is 2.969". Throat is 5.050". Finally the vent tube size is 1-1/4" and there are two vent tubes.
Q:
Does it have a breather tube?
A:
This product only includes the flame arrestor itself. It does not include the tube.
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