Not sure what years this part number covers. I have 1985 318s
NAPA starter Solenoid part # ST81SB....$10 (Update....the mounting bolt holes did not line up. One hole was about 1/2 off. I used the part anyway with one bolt holding it. Did not slip around with the bolt tight. Will work but you may want to match the one on your boat by taking it to NAPA.
NAPA carb filter part # napa gold filter # 3044....1985 Marinette 29 Sedan bridge
Twin 318s, 660 hours
New Edelbrock 1409 carbs (working like a charm)
Original Electronic Ignition, Blaster 2 coils, 90 deg plug wire universal kit cut to fit
Raw water system
Freshwater always
Located Pickwick Lake, TN,MS,AL
RETRO BOATS ARE COOL
If the guys on this forum take their time to help you, have the courtesy to update your thread with the resolution.