7.4 Mercruiser Manifold - Mercruiser Repair Manual - Forum Mercruiser Troubleshooting

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7.4 Mercruiser Manifold Popular Q&A

Q: How to Change the Distributor Cap on a Mercruiser 7.4 Liter.
A: 1. Insert the blade of a screwdriver between the top of the spring latches-there are two, one on either side of the distributor cap-and the distributor cap, the... Read More »

Q: What is the cylinder compression of a mercruiser 7.4 mpi engine?
A: MY Mercruiser 502 8.2L V8 between 133-155 pounds pressure dry, not warmed up & throttle at idle instead of wide open throttle. I was comparing the difference be... Read More »

Q: How much horsepower does a 7.4 Litre mercruiser motor have?
A: 330. Read More »

Q: What is the average lifespan for Mercruiser exhaust elbows and ma...
A: For a 2003 running it in salt water, you're doing very well.I'm assuming you flush it out after use because they're lasting as long as they are. You should expe... Read More »

Q: For the Mercruiser 470 - What should be the level of Antifreeze i...
A: you may want to pull the riser off manifold and check gasket and condition of mating surfaces. These were known to have leaked allowing antifreeze to get into n... Read More »

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