serial number to year for 454 in a 1985 Scarab

[scarab38]

I need to cross reference the year and any other info for two Mercury marine 454s with SN 6841051 and sn 6861563

 

[alldodge]

Your parts would be here
http://www.mercruiserparts.com/330-gm-454-v-8-1982-1987-6083145-thru

 

[Scott Danforth]

AllDodge has you covered for un-molested and stock 330hp mercruisers. with many of the sausage boats, prior owners may have upgraded the motors and drives over the past 33 years

 

[Fun Times]

Both engine years are 1984

330 HP Engine W / Borg Warner

Serial number 6841051 = Model number 03309334

Serial number 6861563 = Model number 03309344