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    350 CID Thermostat

    Found out, that existing thermostat in my 1981 boat engine (GM 350 CID )is 140* but recommended for those engines is 160* ,any ideas why previous owner used 140* ? Thank you.
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    AQ290A cooling system

    Getting ready AQ290a engine in my CC 251 Catalina project boat,anybody still using this engine? Need some pics or schematics for routing cooling system houses including oil cooler etc.
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    Free flow silencer

    Upgrading my 2.5 inch free flow silencers to 3.5 inch ,originally my were installed vertically close to the transom ,now I did some research and find out ,that usually they are installed in flat position. Confused , asking for advice how to install correctly.
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    rochester carb swap

    Need to replace my rochester quadrajet 4mv marine carburetor on gm 350 inboard . Need advice which Edelbrock carburetor will be easy to bolt on and go on 350 standard intake manifold.
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    AQ280 to SX lower unit

    Need info if there is any chance to bolted AQ280 lower unit to SX drive. Thank you.
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    Bronze or plastic transducer for Furuno.

    Bronze or plastic transducer? I seem to be getting conflicting information about the use of plastic transducers on wooden hulls, some say use bronze because the plastic might crack as the wood swells/moves, others have never heard this before. Bronze Furuno transducers are much more expensive...
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    Velvet drive ratio 2:1

    How to understand Borg W. Velvet Drive 2:1 for example ratio: it is two engine revolution to one propeller revolution or other way around ?:confused:
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    Removing old carpet glue.

    Working on ChrisCraft Catalina boat project.Just reaped off old carpet which was glued on the steps to the cabin. It left ugly layer of brownish harden glue. Anybody had remove that with success ? Any chemicals I can use to do this job ?
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    Edelbrock Performer Manifold

    Just wonder if there are any benefits for using aftermarket intake manifold like Edelbrock Performer for 350 small block marine engine with rochester quadrajet carburetor ? Maybe other modifications like carb spacer ,different camshafts ? Anybody have experience with that ?
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    How to winterize AQ290A ?

    Just got the boat several weeks ago with Volvo Penta AQ290A V8 5.7l inboard ,raw water cooling system,with Paragon tranny. This is new engine to me,also never had inboard before,have no owner manual,what is proper way to winterize this power plant ?
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    Rochester Quadrajet-problem

    Have my project boat out of the water, try to run engine GM350 (1984) with Rochester 4MV Quadrajet carburetor. Did accelerate engine to 5000 RPM ,but notice the large air valve plate (secondary power system) never opens. When had boat in the water , under the load couldn?t reach more than 3200...
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    GM 350 compression

    Have inboard GM 350 (Volvo Penta AQ290A) Did run compression test on this engine ,not sure if results are satisfied : cyl #1-150psi #2-150 #3-150 #4-140 #5-130 #6-150 #7-148 #8-135 repeated test twice to confirm,need to run one or two seasons of this engine before rebuild.
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    VP 290A-How to winterize

    Just got the boat few weeks ago with Volvo Penta AQ290A V8 5.7l inboard with Paragon tranny. This is new engine to me,have no owner manual,what is proper way to winterize this power plant ?
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    Mallory Ignition Distributor

    Need help with Mallory Ignition Distributor #9-26306 on GM350 engine (inboard with Paragon transmission) If anybody using it please let me know. Thank you.
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    GM 350 Ignition Distributor

    Have GM 350(5.7)engine with Mallory 9-26306 magnetic breaker- less ignition. Having problems with finding right ign. coil for this unit. Anybody have instruction manual for it,please help.
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    Handling a single screw inboard

    Just purchased Chris Craft Catalina 251 with single GM350 inboard. It is my first inboard single screw boat. Do not have any experience with maneuvering this vessel to the slip.Having a trouble with reverse parking. Anybody with experience on this kind of craft,if you have any tips or...
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    AQ290A engine

    Volvo Penta AQ290A engine is GM 350(5.7l) 1979 Chris Craft inboard set up with Paragon transmission. Need more information ,what kind of engine it is ,is it CID ? Also where I can find more info about Paragon transmissions. Thank you.
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    Windscreen Oxidation Removal

    Need to restore my Chris Craft Catalina windscreen.On the inside it has surface oxidation . Wonder if anybody did remove it with success without sanding and painting. I wanna keep original aluminum look. Thank you.
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    F26 Trojan-Rotten Stringers

    How big and difficult will be replacing sections of stringers on 1975 F26 Trojan. There are bad section in the middle of cabin(floor rotten as well)and in the engine room,under the engine. Is there easy access to do this repair.I have some experience with fiberglass and epoxies. Anybody has done...
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    AQ280 vs OMC repower

    Anybody knows if is possible to repower old (1985)OMC to AQ280 drive ? Just wonder if AQ280 transom hole is smaller than OMC.
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