How many horsepower is a 7.4 MerCruiser?
The MerCruiser 7.4L MPI is a gasoline powered, fuel injected, 8-cylinder, 4-cycle marine engine. It delivers 310 horsepower (HP) to the propeller shaft at a maximum of 4,200 to 4,600 RPM at WOT (revolutions per minute at wide open throttle). It is a large engine with 454 cubic inches (7.4 liters) of displacement.
How much does a new MerCruiser engine cost?
MERCRUISER PRICE LIST: 2022 Program Model Year
| ENGINE PACKAGE PRICES | ||
|---|---|---|
| 6.2L 300 Inboard DTS w/ECT | 300-hp | $16,845 |
| 6.2L 350 Inboard DTS | 350-hp | $16,779 |
| 6.2L 350 Inboard DTS w/ECT | 350-hp | $18,595 |
| 8.2 HORIZON DTS w/ECT | 375-hp | $21,859 |
Who makes the MerCruiser 454?
Chevy Mercruiser 7.4L 454 mark iv REVERSE ROTATION engine kit marine.
How much horsepower does a Marine 454 have?
Mercruiser Big Block 7.4L V8 Marine Engine Product Specifications
| Models | 7.4L MPI | 454 Mag MPI |
|---|---|---|
| Propshaft Horsepower (SAV1 Rating) | 3101 (2752) | 3851 |
| Propshaft Kilowatts (SAV1 Rating) | 2311 (2052) | 2871 |
| Displacement | 454 cid (7.4 l) | |
| Maximum rpm @ WOT3 | 4200-4600 rpm | 4600-5000 rpm |
How many hours will a MerCruiser engine last?
Re: typical engine life on mercruiser Assuming regular maintenance done by a reputable professional, and assuming the boat gets used regularly and doesn’t sit around for long periods of time, and you don’t run all day at WOT, 1200-1500 hours should be easy to achieve.
How much does it cost to replace engine on boat?
An inboard powerboat engine replacement costs approximately $15,000, while you should set aside about $5,000 to $10,000 to replace the motor for a sailboat. If you have a sailboat with an outboard motor, you will pay significantly less, somewhere around $1,500, because this vessel uses wind as the first power source.
Is the 454 a good boat engine?
The 454 has been around for many years and when taken care of, it’s about as bullet proof as any gas engines out there. There are many, many thousands of boats running them, both as a straight inboard as well as with Merc, Volvo and OMC outdrives. The vast majority of inboards are either Merc or Crusader.
Are 454 engines reliable?
Both the 350 or 454 are great reliable engines and going with either one of them would be great for a classic American sports car.
Are 454 good engines?
The 454 big block is a very good engine to go with if you are looking for something that can output a lot of power, and fit in a lot of classic cars and trucks. This is a classic engine from Chevrolet and stock it makes great power from the factory, if you upgrade it you can get even more out of it.
How much does a boat engine rebuild cost?
Rebuilding your engine will cost around $2,500. That difference of $1,000 to $2,000 will buy a lot of gas, so consider carefully. The same-size engine in a newer four-stroke or DFI two-stroke model will add at least a $1,500 premium, so those 90 to 115 horsepower models could now run upward of $6,000.
Can I put a car motor in my boat?
The automobile engine, as used in passenger cars and a large percentage of trucks, is not adapted to use in motor boats. It is not built substantially enough for this, inasmuch as the power output of the motor-boat engine, except during starting or landing, is always 100 per cent.
Are Rebuilt engines as good as new?
Frequently, rebuilt engines are superior to even new car engines because better parts are used, or design changes in parts correct problems with the original engine. Rebuilt engines are dependable, reliable and are backed by the engine manufacturers warranty program.