Mercury-Mercruiser 4-4TN2235WH Mercury 520 Racing Engine CC latest model, in stock now

New Mercury 520 Racing Engine. Engine only or complete packages with ITS Transom, Bravo XR and XR Sportmaster lowers available. Please contact us for more information

Perfect upgrade for Big Block 496 (8.1), 502 (8.2), 454 & 454 MAG's and 7.4L Mercruisers. Easy swap as this engine uses the same pedestal mounts as all the Mercruiser black engines.

Full 2 Year limited factory warranty for recreational boating! 3 extra years available.

4800-5200 Full Throttle RPM

8.6L Displacement

8.7:1 Compression Ratio

CYLINDERS / ENGINE CONFIGURATION: V8

FUEL REQUIREMENT: 87 Octane Minimum (R+M/2), (91 RON) Global

FUEL SYSTEM: Sequential Fuel Injection

BORE & STROKE: 4.56 x 4.00 IN/115.8 x 101.6 MM

ALTERNATOR (AMP): 65 AMP

COMPATIBLE DRIVES: Bravo One XR, Bravo One XR Sport, Bravo One XR Sport Master (Std. & Short), Bravo Three XR; (Integrated Transom System Optional)

LENGTH (IN): FROM BACK OF BLOCK: 34.2 IN

WIDTH (IN): 33.8 IN

HEIGHT (IN): 24.2 IN

WEIGHT (LBS): 1218 LBS