FOR SALE Mercruiser 454 Magnum Engine 7.4L Motor Complete. This engine excellent condition, great runs and only usage 400 HOURS.
Specs for a V8 7.4L 454 Engine
- Displacement : 454 cid (7.4L)
- Block and Heads : Initially cast iron, with later models introducing aluminum.
- Bore x Stroke : 4.25″ x 4.0″
- Compression Ratios : 10.25:1, 11.25:1, 8.2:1.
- Firing Order : 1-8-4-3-6-5-7-2.
- Engine Weight : Roughly 685 lbs.
- 454 Horsepower : 365 hp.
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