FOR SALE MerCruiser 454 Gen IV 7.4L Reverse Rotation 340HP Freshwater Marine Long Block. This engine excellent condition and great runs has been tested.
ENGINE DETAILS
- Type : MerCruiser 7.4L (454 CID) Generation IV Big Block V8 – carbureted era
- Model : MIE 340
- Rotation : Reverse
- Rated Output : 340 HP @ 3800 RPM
- Use History : Freshwater only
TECHNICAL SPECS
- Displacement : 454 cu in (7.4 L)
- Configuration : V8, Gen IV big block
- Fuel : Regular gasoline, min 86 octane
- Ignition timing (per plate) : 8° BTDC
- Firing order : 1-8-4-3-6-5-7-2
INCLUDED
- Complete long block : block, heads, valve covers, intake manifold, timing/front cover, oil pan, harmonic balancer
- All valves present ; turns freely with excellent compression
- Carburetor, ignition/distributor, exhaust manifolds/risers, accessories, engine stand
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