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  1. Jacalore

    Rollers, Good Ones and Bad Ones?

    The trailer for my 17' boat has mostly cracked rollers and in need of replacement. Couple questions: Do I just measure them and buy replacements? Easy to install? And, is one brand (or material) better than another? Mfg: Calkins Thanks!
  2. Jacalore

    Which functions should still work with ignition off?

    Key off, trim up/down and horn still work, is this normal, or has prevowner rewired ignition switch?
  3. Jacalore

    Electronic Ignition Voltage Question

    Re: Electronic Ignition Voltage Question Where does the 12V come from? And what is the resistance of the choke to coil wire? This is my wiring setup (pic attached). Thanks.
  4. Jacalore

    Electronic Ignition Voltage Question

    '85 MerCruiser 3.0L 140. Chasing down an acceleration problem... PrevOwner converted from points system to a PerTronix electronic ignition module. Talking with Mfg tech rep today, they gave me a voltage test to perform: Ground the neg side of the coil and turn key on (not engine on) and read...
  5. Jacalore

    MerCruiser Won't Turn Over

    While working on an acceleration problem, the starter suddenly won't turn over the engine, just clicks. Checked the battery, it was good, threw a charge on it anyway. Also, the trim motor inop, up or down, does the same thing, just clicks. Not sure where to look? Any ideas?
  6. Jacalore

    MerCruiser 140 Stalls While Accelerating

    Re: MerCruiser 140 Stalls While Accelerating Here's the photo you asked for... see anything?
  7. Jacalore

    Air Pockets in Fuel Line - Normal?

    Re: Air Pockets in Fuel Line - Normal? Yeah... 28 years of crud! A little better now:
  8. Jacalore

    Air Pockets in Fuel Line - Normal?

    Re: Air Pockets in Fuel Line - Normal? Here is a shot of the tank as I found it. The fitting has since been cleaned and replaced, the shut off valve eliminated for now.
  9. Jacalore

    Air Pockets in Fuel Line - Normal?

    Installed clear 3/8" fuel line from inline fuel filter to fuel pump intake. There are large pockets of air present in the line. After the engine warms up, and starts to drop to idle rpm, it quits. Can only start it again after throttle choke and will run for a few seconds at high rpm then die...
  10. Jacalore

    MerCruiser 140 ok to run in gear on muffs?

    Troubleshooting a problem where engine stalls when accelerating, but ok in neutral. I need to simulate a load for the engine. Can I run it in gear (1500rpm) without damaging anything?
  11. Jacalore

    Mercruiser 3.0L Alpha 1 up motor doesn't always engage

    This just started - when pressing the "trailer" button or "up" toggle for raising the outdrive, no action. I can hear the solenoid click, but the motor doesn't activate. The "down" works. But if I press the button dozens of times, once in a while, it will activate and as long as I hold the...
  12. Jacalore

    MerCruiser 140 Stalls While Accelerating

    From another thread: Replaced all fuel lines and fittings from tank to engine and from fuel pump to carb. All filters changed (in-line, fuel pump, carb). fuel tank emptied and fresh fuel added. From AllDodge: Starting to look like we are circling the wagons around the problem and may come up...
  13. Jacalore

    MerCruiser 140 Backfire

    Had acceleration problem, replaced fuel pump, now good, but backfires. Q: does idle mix adj have an effect on backfires? Electronic ignition, timing good. Thanks.
  14. Jacalore

    Fuel Tank Fitting - No Anti Siphon - Question

    Re: Fuel Tank Fitting - No Anti Siphon - Question Here's the fitting (before and after). Large hose is Fill and other side of that (out of pic) is Vent. Removed the fitting and corroded old shutoff valve and replaced fuel line. No anti-siphon nor pickup tube/screen found.
  15. Jacalore

    Fuel Tank Fitting - No Anti Siphon - Question

    Working with a 1985 boat, the fuel line connection is thru a fitting directly into the top of the fuel tank. No anti-siphon device, no screen. Presently troubleshooting a fuel supply problem. I assume the connection is to an internal pipe directly to the bottom of the tank. How do you handle...
  16. Jacalore

    Best Way To Test Fuel Tank Vent?

    Working with a 1985 boat, the hose connection to the fuel tank is fused. Is there a way to test the vent without removing the tank connection? Thnx
  17. Jacalore

    Timing Info Needed for '85 140

    Re: Timing Info Needed for '85 140 Thank you!
  18. Jacalore

    Any Comments on Quality of Rochester Replacement Carbs?

    MARINE CARBURETOR 4CYL 2.5,3.0.. MERCARB MERCRUISER ROCHESTER CARB REPLACES MERCARB Are these Rochester carbs a quality replacement? Thanks
  19. Jacalore

    Timing Info Needed for '85 140

    Re: Timing Info Needed for '85 140 Looks pretty much like that one, no? Just want to be sure. Thanks.
  20. Jacalore

    MerCruiser 3.0L 140 Timing Setup - Jumpers on 1985 Engine?

    I've read that in order to get an accurate timing setting, there are jumpers needed to defeat systems that would skew the reading (advance and shift delay?). However, there are no white wires coming out of my distributor (converted to PerTronix Igniter electronic ignition by PO) only a black and...
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