MerCruiser 571504AA Flame Arrestor Barbron Corp Rochester 120hp 140hp 2.5L 3.0L Pulley - Crankshaft Manufacturer:

Manufacturer:

320 (EFI) GM 350 V-8 1987 0A543604 THRU 0B157602

Generally used 1983-1986 on GM 4

) GM 262 V-6 1988-1992 0B773243 THRU 0D714106

Includes shift cable cover

MerCruiser 571504AA Flame Arrestor Barbron Corp Rochester 120hp 140hp 2.5L 3.0L Pulley - Crankshaft Manufacturer:Item Details Roughly 2 5 8" opening for Rochester Carburetors This will NOT fit MerCarb Carburetors which are a 3" Stamped 571504AA but should be the same as those stamped 571504A By deduction this should be MerCruiser 86270A1 Overall Good condition USCG Approved Part Numbers Included 86270A1 86270 Flame Arrestor Includes vent hose which may or may not be applicable to your application Compatibility This would have been used on Mercruiser 4cyl models