How much horsepower does a Mercruiser 502 have?
The 502 Magnum HO or High Output Mercruiser engine produces a whopping 430 horse power. This big block 8.2-liter V8 engine has a full-throttle range between 4,600 and 5,000 rpm. The bore and stroke is 4.47 x 4 inches and the compression ratio is 8.75:1. The engine runs on 87 octane fuel.
How many liters is a 502 Mercruiser?
Mercruiser 502 Magnum Engine Specifications
| DISPLACEMENT | 7.4L | 502 MAGNUM / 8.2L |
|---|---|---|
| Rods | Forged Steel | |
| Pistons | Cast Aluminum | Forged Aluminum |
| Crankshaft | Cast Steel | Forged Steel |
| Camshaft | Cast Iron |
What is MPI boat engine?
Multi-Point Fuel Injection or Multi-Port Fuel Injection (MPI) – This refers to a fuel system that uses a fuel injector at every intake port of the engine. Fuel is not injected into the cylinder like diesel or Optimax product, but rather onto the back of the intake valve.
Does Mercruiser use Ford engine?
Mercruiser is the inboard marine engine division of Mercury Marine. This engine displaces 3.7 liters and uses the head, connecting rods, pistons and flywheel from the Ford 460 engine.
What is the difference between EFI and MPI?
EFi stands for Electronic Fuel injection (EFi) whereas MPFi or MPi stands for Multi-Point Fuel injection and GDi stands for Gasoline Direct Injection. Basically, the fuel pump provided sufficient pressure to open the injector hydro-mechanically.
What does MPI engine mean?
In a manifold-injected engine, the fuel is injected into the intake manifold, where it begins forming a combustible air-fuel mixture with the air. the multi-point injection (MPI) system, also known as port injection, or dry manifold system.
Who makes MerCruiser 5.0 MPI?
Mercury MerCruiser
Mercury MerCruiser 5.0L MPI (260-hp) | BoatTEST.
What is a MerCruiser MPI?
All our V8 Bravo Multi-Port Injection (MPI) sterndrive models are available with optional Digital Throttle & Shift (DTS). DTS eliminates cable maintenance and provides consistent silky-smooth shifting. This engine is available with: MerCruiser SeaCore System Axius MerCruiser SeaCore and Axius.
What is better GDI or MPI?
Compared to conventional MPI engines of a comparable size, the GDI engine provides approximately 10% greater output and torque at all speeds. In high-output mode, the GDI engine provides outstanding acceleration. The following chart compares the performance of the GDI engine with a conventional MPI engine.