Sierra 18-7232 MerCruiser Flame Arrestor

 Sierra 18-7232 MerCruiser Flame Arrestor

Sierra high-quality flame arrestor for use on MerCruiser Stern Drives.

Features:

• Element: 2.190
• Height: 2.969
• Throat: 5.050
• Vent Tube Size: 1-1/4"
• Vent Tubes: 2

Interchangeable With:

• Crusader
• 33628
• Mallory
• 9-31109
• MerCruiser Stern Drive
• 57882T
• 57882
• 805298A1

Application:

MerCruiser Stern Drive

• 350 Mag. Alpha GM
• 1986-1986
• s/n 0A635178 thru 0B525981
• 350 Mag. Alpha GM 3
• 1987-1987
• s/n 0A635178 thru 0B525981
• 370 TRS GM 454
• 1978-1985
• s/n 4179554 thru 6721527
• 390 GM 482
• 1969-1970
• s/n 2781129 thru 2825059
• 390 MIE GM 482
• 1969-1970
• s/n 2781129 thru 2825059
• 400 TRS GM 454
• 1980-1986
• s/n 4179554 thru 0B457644
• 440 TRS GM 454
• 1983-1986
• s/n 4179554 thru 0B485220
• 460 TRS GM
• 1984-1986
• s/n 4179554 thru 6181046

Frequently Asked Questions

What is the Sierra 18-7232 MerCruiser Flame Arrestor used for?

The Sierra 18-7232 MerCruiser Flame Arrestor is a replacement flame arrestor designed for specified MerCruiser stern drive applications. It is listed for several MerCruiser engines and model years, including 350 Mag., 370 TRS, 390, 400 TRS, 440 TRS, and 460 TRS applications.

Which MerCruiser stern drive engines does the Sierra 18-7232 Flame Arrestor fit?

The Sierra 18-7232 is listed for specific MerCruiser stern drive applications ranging from 1969 through 1987. Applications include 350 Mag. Alpha GM, 350 Mag. Alpha GM 3, 370 TRS GM 454, 390 GM 482, 390 MIE GM 482, 400 TRS GM 454, 440 TRS GM 454, and 460 TRS GM.

What are the dimensions and vent tube specifications of the Sierra 18-7232 Flame Arrestor?

The Sierra 18-7232 has an element measurement of 2.190, a height of 2.969, and a throat measurement of 5.050. It has a 1-1/4" vent tube size and two vent tubes. Verify these specifications against your existing flame arrestor before ordering.

What MerCruiser part numbers are interchangeable with the Sierra 18-7232?

The Sierra 18-7232 is interchangeable with MerCruiser Stern Drive part numbers 57882T, 57882, and 805298A1. It is also listed as interchangeable with Crusader 33628 and Mallory 9-31109.

How do I verify whether the Sierra 18-7232 Flame Arrestor fits my MerCruiser engine?

Check your MerCruiser engine model, year, and serial number against the listed applications. The supplied fitment information includes specific serial-number ranges for each application, so verifying those details is important before purchasing the Sierra 18-7232.

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