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Recent content by guppy

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    never Pumped Water

    Long story short, 2 trips to local repair shop and was told everything fine, took boat out and within 4 mins extreme overheat. Melted exhaust flaps, shift cable. bellows, pump guide. Serial number 534000, believe R or Pre Alpha. Has hook on top cap. After pulling it apart found water passage...
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    Drive id

    Trying to find correct impeller kit and gaskets. Older merccruiser drive, believe a TR. Has hook on top. Serial number search comes up blank. Only numbers i can find on drive are 5134000. Doesn't pump water, no flow to the cooler or anywhere up stream. Put leg in deep water trough way past cav...
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    Point gap VP V8

    Looking for point gap spec and dwell for a volvo v8. Have no idea what actual engine is or model #, went from 305 to a 350.Somebody fried the points and wiring to dist, has a new quadrajet. That is all info I have. Have old school dwell meter and tach, is dwell like old chevy, 30 degrees? All...
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    76 35 hp won't pump water

    Trying to figure out why water won't pump. 35r76s, somebody installed impellor gaskets incorrectly, flipped upper and lower positions. Switched gasket, impellor in good shape, made sure tube installed into power head correctly. Fired up and no water flow. Looked at diagram for 76 Johnson and it...
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    Vp 5.7gi-ff

    Not sure why but cylinders filled with water while out running, Owner pulled plugs and blew out water and oiled cylinders down immediately after happening. NO water in oil just cylinders. Wouldn't restart, got towed in. Found a bad cap and rotor, replaced them and it would run but diacomm showed...
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    502 lifter noise

    Have a 03 502 330 hp crate motor in a 18 ft jet come in for a no start. Found bad fuel pump and starter, replaced with marine parts, started up no problem but has terrible valve noise. Pulled valve covers and found non adjustable rockers. I have no history on engine, has 60 lbs oil psi and 180...
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    New head bolts?

    5.o MCM, came in for general service, found manifolds and elbows rotted off rubber coupler. Ran compression test and found #5& #7 had 85 and 110 lbs and rest were at 185. Minimum valve job required. Flame arrester has no engine numbers on it. My question is do I change head bolts when replacing...
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    fuel psi bleed off

    Any body know what acceptable fuel psi bleed off should be? Working on a 5.7 VP gi-ef. Symptoms are hard to start after sitting for 10 20 minutes. Acts like its flooded, open throttle to clear mode and starts up rough then clears out and runs great, no codes active or inactive. Psi is 48-54 when...
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    Honda Atlantis Blue

    Does anybody know where to get some touch up paint? Fixing up dads old 12ft aluminum with a BF100 that I converted to a short shaft from the original BF75, both ran great just wanted more power to get up on plane. Put new seats, scrubbed and polished the old paint, looks really good except for...
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    5.7 gi-ff

    Trying to figure out code 0116 and 02171, ECT higher than expected stage 1 and stage 2, codes were read with a diaconn scanner. Numbers on tag are 3869312 and 4012188107. According to gauge engine never got past 190 when alarm went off, coolant full, sea water pumps good, no plugs in oil cooler...
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    D4 260C Trim stuck at 56

    Have a trim gauge always reads 56 degrees up, alarm is on, jump trim pump to raise or lower outdrive gauge doesn't change. Tried switching with a known good sender and slowly turning knob, no change. Have up to 9.5 volts input and should be around 4 or less, only sensor on vessel that has high...
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    spring nut drivers

    Does any one have a part number and or source for a7mm and 8mm spring nut driver for bellows and hose clamps? My 7mm is just flat worn out and it is a real PITA to do Volvo drives and hose clamps. Also why are diesel 7mm and gas are5/16? Just curious, seems strange to have 2 different sizes. Thanks
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    Exhaust manifolds and elbows vp 5.7 gxi

    Was wondering if anybody has had good luck with after market exhaust parts? VP wants 1300$ for a set verses 900$ on a set of Barr manifolds and elbows. The vp parts seem to corrode just as fast, replacing every 3 yrs with regular inspections and gaskets.
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    DPH-C upper bearing question

    Does anyone know the max gap between the top reverse threaded bolt and bearing? Factory manual gives min spec of .3 mm but doesn't specify max bearing end play. I have the whole assembly apart, no signs of wear on needle bearing or on any races or gears. In process of resealing complete outdrive...
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    Low compression?

    Working on a 4 hp Johnson serial #j4rdhesr, started loosing power idling poor. Found low water flow due to clogged intake on water. Side plate on exhaust leaking water and exhaust. Repaired these issues and ran it on water, low power. Ran compression test 30 psi on first pull, maxed out at 105...
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