1978 mercruiser 120 hp = Need help finding the part circled in green. Been looking forever and cannot find anything online.
http://i297.photobucket.com/albums/m...psea8e5ea3.jpg
1978 mercruiser gm 153 ci 120 hp= I am pulling the motor because the coupler went out due to poor alignment and since ill have the engine out might as well replace the seal. The shop manual i have states how to replace it with the engine apart, is it possible to replace the rear main oil seal...
1978 mercruiser 120 hp= I have read the manual and i understand it till I get to the two screws on the bottom of the carb. When i adjust the carb with these two screws do i screw the one im not adjusting all the way in or do I leave it out a bit while i adjust the other one?
I have seen a boat shop coat the risers years ago but not the manifold, would it be possible to coat the manifold as well?. Has anybody ever hear of this being done?
1978 mercruiser 120 hp pre alpha= I have split the stern, the upper guts have been removed and all i have is the aluminum housing with the seals in place. I have removed the lower seal without a problem however the upper seal will not budge. Is there some technique or do i need to use more elbow...
1978 mercruiser 120 hp--- I am having a hard time figuring out what this part "circled in red in the photo" is for and how it connects to if any thing. I know its part of the shift linkage but it seems like it only fits inside a hole in the upper part of the stern drive with nothing attached to...
I always hear people talk about the riser that is connected to the manifold what about the riser that is connected to near the bottom of the engine? does that go bad as well. I am asking because i am also having the high speed overheat problem. Type of boat i have is a 1978 mercruiser 120hp pre...
1977 120 hp mercruiser leaking gear lube from behind the prop where the exhaust flows out. I have replaced the shift shaft seal, the small oil seal near the water pump, water pump itself, and one of the upper seals drive shaft seals where the drive connects to the upper half. This stopped the...
Question one=I have looked and researched all day on this and cant find anything even in the shop manual or online manuals on how to get the part that is circled in red off. Question 2=The part that is circled in yellow is a bolt that is attached to the shaft, it is different than the all the...
I have a 1978 mercruiser 120 hp and i would like to install from scratch the trim pump/motor assembly. The guy i bought the boat from sold the old trim assembly on ebay, fortunately he left the high pressure lines. I have read on this site that some of the newer pumps listed on ebay have...
Is it possible to replace both the two seals i have circled in yellow from the bottom instead of pulling out the yoke? The manual states to replace them from the top, kinda afraid to do that since a lot of people have broken the top plate bolts rendering the gear housing useless.
