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  1. T

    burn't power trim hoses and electrical short

    Hi all, I have a 270 t power trim/tilt system and had an electrical short in relay switches- melted plastic cover off #8 battery positive- short transfer heat through pump to hoses smoking hot -automatic dextron fluid- burn't I can get 3 new relays and 2 ss. hoses psi 2,000? how do I drain...
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    how many hours on 351 w engine before oil change

    Hi All, I have a ford 351 w rebuilt engine with a hydrolic cam- has to have a special oil additive with oil change. I have changed the break in oil at 15 hours and then changed the oil at 40 hours . The engine rebuilder did not know how many hours between oil changes for a marine engine- you...
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    lost exhaust snout on my 270 lower unit

    Hi All, We took the boat diving in the gulf- boat ran good and got some fish - when I Pulled the boat out to flush the engine the exhaust snout was gone on my 270 lower unit. Can I run the boat without the snout? what are the down side issues if I run the lower unit without it? moving the snout...
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    salt water corrosion - aluminum intake manifold/ on engine block- heads

    Hi All, I have a aluminum intake manifold on a 351 engine and will have the boat in a salt water marina for 3 days., I am installing a zinc anode in the aluminum intake manifold. Will Salt water crystalize scale in the aluminum intake manifold water inlets in 3 days? We will flush the engine...
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    what is advance timing on pcm winsor 351 engine

    Hi All, I have research Pleasure Craft Marine=pcm winsor 351 engines and base bdtc is 6 to 10 degrees at 600- 700rpm depending on what pcm manual you look at. What is the normal total advanced timing add to the bdtc 6 to 10 degrees? I have seen ranges of add 20 to 30 degrees but I think...
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    is there any difference between 280 lower leg unit and the 290 lower leg unit swapping out old 270

    Hi All, I want to swap out my 270 lower bottom leg unit for a 280 or 290 lower bottom leg unit. Is there any differences in these bottom units? what years did the make the 280 and when did they make the 290 bottom leg unit? Are parts easier to find for the 290 vs 280? thanks, tmcboat
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    boat steering pulling to the left

    Hi All, My boat steering is pulling to the left- constantly having to put pressure on the steering wheel turing it to the right. I have a left hand rotation prop on a Volvo penta 270 on a 27 ft cruiser. Which way to I turn the exhaust snout to get the steering neutral pulling? do I turn the...
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    is line cutter washer necessary for prop installation

    Hi All, I have a 270 short hub prop and the line cutter was not the right size so prop would not fit on with the cone-- so I just installed the prop with out it and the boat ran fine. Does line cutter plate keep the prop from rubbing against anything. I used the plastic washer that said needed...
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    4 blade prop vs. 3 blade prop on 27 ft cruiser

    Hi All, Volvo Penta has only 3 blade props for the 270-290 lower units. Must be for a reason. Does a 4 blade prop put more stress on the engine or gears/bearings in the transmission and lower unit? I reconditioned my 40 year old 270 and my 27 ft boat last season but don't wont to put any big...
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    can i install a long hub prop on a short hub shaft

    Hi All, I have a 270 lower unit with short hub prop. I t has a threaded cone and lock washer- no threaded bolt in the cone or shaft like some do. I read that on my 27 ft cruiser that a long hub prop has more surface area for more grab than the short hub prop which is what I have . Can I...
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    update on 270t trim issue

    hey guys, didn't hear from anyone on the 270t lift problem- so I isolated and caped off the hydrolic line to the trim piston at tank fitting manifold . the hose fitting was leaking under the pds housing- would have to pull engine and pds housing to get to the hydrolic fitting to replace line--...
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    270 power trim issue

    Hi All, anyone ever worked on a 270 power trim unit? It was working fine last September but this past weekend when I raised the lower unit up it slowly would go back down- need a drawing with the Volvo penta part numbers can I run the boat with the lower unit all the way down or will the lower...
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    1974 volvopenta 270t power trim issue

    Hi All, Thanks for all you guys that helped me get the boat running last summer. I rebuilt my 1973 boat, motor, and lower unit and the power trim work this September then I winterized the boat. Cranked the engine up Sunday and noticed that when I raised the lower unit it would slowly go back...
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    boat steering hard to right on volvo 270

    Hi All, I am having to turn the steering wheel firm to hard to the right because the boat wants to go left. There is a fin on the bottom of the 270 exhaust port and I know I have to unloosen the hex bolt to turn the steering fin. do I point the front of the fin port or starboard to straighten...
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    replacing prop shaft bearing and sealing ring on 270

    Hi All, I am going to replace the prop shaft bearing #854541 , 2 o rings and sealing ring on my 270 -instructions and tips please- also does anyone know the bearing size for the prop shaft bearing? Is I a common bearing available? than, tmcboat
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    volvo =270 steering having to keep steering wheel firm to right to keep straight

    Hi All, we took the boat out and we have to keep the steering wheel firm to the right to keep boat straight - the boat looks like it planes at a sight tilt angle when doing this. there is a exhaust port that has a fin that has a top hex head threaded bolt that goes down through the exhaust port...
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    water in lower unit oil

    Hi All, After 18 hours of new oil in 270 stern drive-- I have milky oil. I am going to drain oil- air pressure test at 8psi? for how long? and spray a soapy solution around upper gear box seals, oil plug, and prop shaft. If no bubbles from air leak. Can the prop shaft turning create a...
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    broken brake line -salt water in lines and caliper

    Hi All, I know this is not a Volvo thing but we have a Volvo outdrive-- we backed our trailer into salt water which had all new brake lines and calipers installed and one of the brake lines brass fitting broke off and most all the brake fluid had leaked out and salt water went into the hoses...
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    new pds shaft grease seal leaking grease

    Hi All. I have a 2 bearing pds shaft with bearing # 6007 front and # 6206 rear bearing and installed rear seal size 35x62x7mm- seal lip facing out . We ran the engine about 1/2 hr with no u-joint then ran boat with ujoint and lower unit connected for about 1hour on lake for engine break in...
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    how to remove u-joint /bearing crosses

    Hi All, I remove the clips and started with a drill punch= 3/8 rachet extender and hammer and push the first cap about 80% out but having trouble getting it to go any further-should I heat the yoke up? I am installing all new bearing crosses and caps. do I need to use a C clamp? The Volvo work...
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